Carrier VECTOR 1800 MT Operation & Service Manual Download Page 301

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9-8

62-11039

INDICATION/

TROUBLE

POSSIBLE CAUSES

REFERENCE

SECTION

9.4.7 Abnormal Pressure

Condenser coil dirty

8.27

Condenser fan rotating backwards

Check Wiring

High discharge pressure

Condenser fan inoperative

Check

High discharge pressure

Refrigerant overcharge or noncondensibles

8.10

Discharge service valve partially closed

Open

Suction modulation valve malfunction

8.23

Low discharge pressure

Compressor valves(s) worn or broken

8.14

Suction service valve partially closed

Open

Filter-drier partially plugged

8.16

Low refrigerant charge

8.12

Expansion valve defective

9.4.11

Low suction pressure

No evaporator air flow or restricted air flow

9.4.10

Low suction pressure

Excessive frost on evaporator coil

9.4.6

Evaporator fan(s) rotating backwards

8.7.3

Discharge pressure regulator valve defective

Replace

Suction modulation valve malfunction

8.23

King valve partially closed

Open

High suction pressure

Compressor valves(s) worn or broken

8.14

High suction pressure

Compressor gasket(s) defective

8.14

Suction and discharge

pressures tend to equalize

Compressor valves defective

8.14

pressures tend to equalize

when unit is operating

Compressor gasket(s) defective

8.14

9.4.8 Abnormal Noise

Loose mounting bolts

Tighten

Worn bearings

8.14

Compressor

Worn or broken valves

8.14

Compressor

Liquid slugging

9.4.11

Insufficient oil

8.14.4

Loose or striking shroud

Check

Condenser or evaporator fan

Bearings defective

8.7.3

Condenser or evaporator fan

Bent shaft

8.7.3

V-belt

Cracked or worn

replace

9.4.9 Control System Malfunction

Sensor defective

8.28

Will not control

Relay(s) defective

Check

Will not control

Microprocessor controller malfunction

Check

Summary of Contents for VECTOR 1800 MT

Page 1: ......

Page 2: ...OPERATION SERVICE MANUAL for VECTOR 1800 MT Trailer Multi Temp Refrigeration Units ...

Page 3: ... 4 Transducers and Sensors 2 10 2 5 REMOTE EVAPORATOR S 2 11 2 6 SYSTEM OPERATING CONTROLS AND COMPONENTS 2 11 2 6 1 Multiple Languages 2 11 2 6 2 Special Features 2 11 2 6 3 Microprocessor Component Description And Location 2 12 2 7 ELECTRONIC MODULES 2 18 2 7 1 Overload Ground Fault Module OGF 2 18 2 7 2 Phase Reversal Module PRM 2 18 2 8 1 Light Bar 2 18 2 8 2 Door Switch es 2 18 2 8 3 Out of R...

Page 4: ... 18 3 15 VIEW HOURMETERS 3 22 3 16 FUNCTIONAL CHANGE PARAMETERS 3 23 3 17 LANGUAGE SELECTION 3 27 3 18 STOPPING UNIT 3 28 3 19 DATA RECORDING 3 29 3 19 1 Microprocessor Information 3 29 3 19 2 Data Recording 3 29 3 19 3 Sensor Event Data 3 29 3 19 4 Data Downloading 3 30 3 19 5 Data Recorder Power Up 3 30 3 20 OPTIONS 3 31 3 20 1 IntelliSet 3 31 3 20 2 Remote Control Panel 3 34 TEMPERATURE CONTROL...

Page 5: ...PC Card 5 16 5 4 2 Using MicroProgrammer 5 17 5 4 3 Troubleshooting Software Loading Problems 5 17 5 5 SETTING PM PREVENTATIVE MAINTENANCE HOURMETERS 5 18 5 6 ADVANCE MICROPROCESSOR REPLACEMENT CONFIGURATION SETUP 5 19 5 6 1 Microprocessor Replacement 5 19 5 6 2 Microprocessor Setup 5 20 5 6 3 Configurations Via Keypad 5 20 5 6 4 Functional Parameters Via Keypad 5 21 5 6 5 DataRecorder Via ReeferM...

Page 6: ...ION PRESSURE 7 18 28 CHECK REFRIGERATION SYSTEM 7 19 7 5 START UP ENGINE ALARMS 7 20 30 FAILED TO RUN MINIMUM TIME 7 20 31 FAILED TO START AUTO MODE 7 21 34 ENGINE FAILED TO STOP 7 22 35 CHECK STARTER CIRCUIT 7 23 36 CHECK COOLANT TEMPERATURE 7 24 37 CHECK LOW SPEED RPM 7 25 38 CHECK HIGH SPEED RPM 7 26 39 CHECK ENGINE RPM 7 27 40 CHECK GLOW PLUGS 7 28 41 ENGINE STALLED 7 29 41 ENGINE STALLED Cont...

Page 7: ...92 CHECK HEATER CONTACTOR 2 7 45 93 CHECK START UP BUZZER 7 46 94 CHECK COMP CONTACTOR 1 7 46 95 CHECK COND FAN CONTACTOR 1 7 47 96 CHECK GENERATOR CONTACTOR 7 47 98 CHECK HIGH TEMP THERMOSTAT 7 48 99 CHECK STANDBY CONTACTOR 7 48 100 OVERLOAD GROUND FAULT 7 49 101 C2 EVAP MOTOR OVERHEATED 7 50 102 C3 EVAP MOTOR OVERHEATED 7 51 103 C2 CHECK HEATER CONTACTOR 1 7 52 104 C2 CHECK HEATER CONTACTOR 2 7 ...

Page 8: ... SENSOR COMPARTMENT 2 7 66 140 C3 CHECK DEFROST SENSOR COMPARTMENT 3 7 66 7 9 PRE TRIP ALARMS 7 67 P141 PRE TRIP STOPPED BY USER 7 67 P144 CHECK UL1 CIRCUIT 7 67 P145 CHECK SPEED SOL CIRCUIT 7 68 P146 C2 CHECK HEATER 1 CIRCUIT 7 69 P146 C2 CHECK HEATER 1 CIRCUIT Continued 7 70 P147 C2 CHECK HEATER 2 CIRCUIT 7 71 P147 C2 CHECK HEATER 2 CIRCUIT Continued 7 72 P151 CHECK GLOW PLUG CIRCUIT 7 73 P152 C...

Page 9: ...90 CHECK CONDENSER FAN MOTOR 7 101 P191 CHECK UL2 7 102 P199 C2 CHECK RETURN AIR SENSOR 7 103 P206 CHECK CONDENSER FAN CIRCUIT 7 104 P207 CHK COMPRESSOR CONTACT CIRC 7 106 P208 CHK GENERATOR CONT CIRC 7 107 P209 CHECK STANDBY CONT CIRCUIT 7 108 P210 C3 CHECK RETURN AIR SENSOR 7 108 P211 CHECK DEFROST SENSOR 2DTT 7 109 P212 C3 CHECK DEFROST SENSOR 3DTT 7 109 7 10 MAINTENANCE ALARMS 7 110 223 ENGINE...

Page 10: ...121 249 MICROPROCESSOR ERROR 7 122 SERVICE 8 1 8 1 MAINTENANCE SCHEDULE 8 1 8 2 PRETRIP INSPECTION 8 3 8 3 PRIMING FUEL SYSTEM 8 4 8 3 1 Mechanical Fuel Pump 8 4 8 4 SERVICING FUEL PUMP 8 5 8 4 1 Mechanical Pump 8 5 8 4 2 Electrical Pump Optional 8 5 8 5 FUEL LEVEL SENSOR 8 5 8 6 ENGINE SERVICE AND COMPONENTS 8 7 8 6 1 Engine RPM Setup 8 7 8 6 2 Cooling System 8 7 8 6 3 Testing The RPM Sensor 8 8 ...

Page 11: ...sassembly 8 23 8 14 3 Compressor Reassembly 8 23 8 14 4 Compressor Oil Level 8 24 8 15 COMPRESSOR UNLOADER VALVE 8 25 8 16 CHECKING AND REPLACING FILTER DRIER 8 27 8 17 ELECTRONIC EXPANSION VALVE 8 27 8 17 1 Replacing Expansion Valve Screen 8 27 8 17 2 EVXV coil Unipolar design 8 28 8 18 THERMOSTATIC EXPANSION VALVES REMOTE COMPARTMENTS 8 28 8 18 1 Replacing Expansion Valve Screen 8 28 8 18 2 To M...

Page 12: ... 1 9 1 1 Engine Will Not Start 9 1 9 1 2 Engine Starts Then Stops 9 1 9 1 3 Engine Will Not Shut Off 9 2 9 1 4 Starter Motor Malfunction 9 2 9 1 5 Malfunction In The Engine Starting Circuit 9 2 9 1 6 Miscellaneous Engine Troubleshooting 9 3 9 2 BATTERY CHARGER 9 4 9 3 ALTERNATING CURRENT GENERATOR 9 5 9 4 REFRIGERATION 9 6 9 4 1 Unit Will Not Cool 9 6 9 4 2 Unit Runs But Has Insufficient Cooling 9...

Page 13: ...Range 4 13 Figure 4 4 Start Stop Temperature Control Operating Sequence Perishable Range 4 14 Figure 4 5 Start Stop Temperature Control Operating Sequence Frozen Range 4 14 Figure 4 6 Evaporator Pressure Chart 4 17 Figure 4 7 Refrigeration System Suction Pressures Unloading Heat and Defrost Only 4 18 Figure 8 1 Priming Fuel Pump 8 4 Figure 8 2 Mechanical Fuel Pump 8 5 Figure 8 3 Electric Fuel Pump...

Page 14: ...ditional Support Manuals 2 2 Table 2 4 Field Effect Transistors 2 14 Table 2 5 Engine Data 2 20 Table 2 6 Compressor Data 2 21 Table 2 7 Component Resistance Current Draw 2 23 Table 3 1 Unit Data 3 19 Table 3 2 Functional Parameters 3 24 Table 4 1 Glow Time 4 2 Table 4 2 Battery Voltages 4 2 Table 8 1 Maintenance Schedule 8 1 Table 8 2 Blower Wheels Identification 8 11 Table 8 3 Compressor Torque ...

Page 15: ...hecking the belts checking the oil make certain that the SROS is in the OFF position Engine Coolant The engine is equipped with a pressurized cooling system Under normal operating conditions the coolant in the engine and radiator is under high pressure and is very hot Contact with hot coolant can cause severe burns Do not remove the cap from a hot radiator If the cap must be removed do so very slo...

Page 16: ...e opera tion WARNING Make sure the power plug is clean and dry before connecting to any electrical outlet receptacle WARNING Do not connect to any electrical outlet without checking that it meets the 460 3 60 and 23 Amp electrical requirements of the unit WARNING Always place RS in the OFF position and turn off the high voltage power supply be fore disconnecting the high voltage power plug from th...

Page 17: ...tly during the softwareloading process depending on the version of soft ware currently in the controller DO NOT IN TERRUPT THE SOFTWARE INSTALLATION PROCESS ONCE IT HAS STARTED CAUTION It is important that communications be tween the Micro and the computer are not disturbed during the software loading pro cess If using a laptop computer turn all en ergy saving features off Turn off any screen save...

Page 18: ...il supplied to the bearings CAUTION The mica shim must be used during disas sembly of the generator from the engine Never attempt to remove the rotor from the stator Leave the shim in place until the gen erator is re installed on the engine CAUTION Extreme care must be taken to ensure the manifold common connection remains im mersed in oil at all times otherwise air and moisture will be drawn into...

Page 19: ...1 5 62 11039 1 3 SAFETY DECALS ...

Page 20: ...1 6 62 11039 62 03958 00 Heat Warning 62 03957 01 High Voltage 62 60280 00 Standby Safety ...

Page 21: ...1 7 62 11039 ...

Page 22: ...re 2 2 Table 2 1 Model Chart Models Description R 404A Compressor Engine Engine Speed Models Description LB KG Compressor Engine High Low NDP33GN6HBV2 2 Comp 19 8 3 06D 41cfm V2203 DI E2B 1850 1450 NDP33GN6HBV3 3 Comp 19 8 3 06D 41cfm V2203 DI E2B 1850 1450 Table 2 2 Compartment Configurations Description Available Configurations Compartment No Description of Configuration Description Available Co...

Page 23: ...g nosemount unit used in conjunction with one or two remote evaporators The unit is used on insulated trailers to maintain cargo temperatures within very close limits Electrical power is supplied to the unit from a power plug or by the diesel engine A C generator which is driven by the engine The generator provides 599V 3Ø 60Hz power when the engine is in high speed and 300V 3Ø 45Hz in low speed T...

Page 24: ...er 5 Generator 6 Engine RPM ENRPM 7 Lube oil filter 8 Oil drain 9 Starter motor 10 Lube oil fill dipstick 11 Engine oil pressure switch ENOPS 12 Download Port 13 Display and Keypad 14 Fuel solenoid FS 15 Speed control solenoid SCS 16 Control box 17 Engine coolant temperature ENCT 18 Air cleaner 19 Coolant bottle Figure 2 1 Front View ...

Page 25: ...ature CST 8 Discharge pressure transducer CDP High pressure switch HP1 9 Discharge service valve 10 Front unloader solenoid valve 11 Compressor Compressor discharge tempera ture CDT Rear unloader solenoid Compressor electrical box Located on rear of compressor 12 Suction service valve 13 Compressor sight glass 14 Suction pressure transducer CSP 15 Power Supply Receptacle PSR 16 Condenser fan and m...

Page 26: ...changer 7 Remote suction and liquid lines 8 Evaporator outlet pressure sensor EVOP 9 Return air thermistor sensor 1RAT 10 Electronic expansion valve EVXV 11 Evaporator outlet temperature sensor EVOT 12 Electric heaters 13 Remote evaporator liquid line connection 14 Remote evaporator suction line connection 15 Supply air temperature sensor 1SAT Figure 2 3 Evaporator Section Grille Removed ...

Page 27: ...ent 1 evaporator contactor 1EVCON 10 Microprocessor 11 Compartment 1 heater contactor 2 HTCON2 12 OGF 13 Transformer 14 Power source contactor PSCON 15 Power source contactor 2 PSCON2 16 Compartment 3 evaporator contactor 3EVCON 17 Compartment 1 heater contactor 1 HTCON1 18 Microprocessor power fuse F6 19 Contactor power fuse F9 20 Run control relay RCR 21 Power supply contactor relay PSCONR 22 Ge...

Page 28: ...15 second delay after the engine starts to allow the oil pressure to build up before the microprocessor looks at the input from this switch The switch is located on the front of the engine below the fuel solenoid c Engine Oil Level Switch ENOLS Optional ENOLS sets off Alarm when oil level is low Located on the oil pan next to the oil fill d Engine Coolant Temperature Sensor ENCT Provides micro wit...

Page 29: ...d the solenoid valve stem 2 will open the gas bypass port 3 Refrigerant pressure will be bled to the suction manifold 10 through the opened gas bypass port A reduction in pressure on the piston bypass valve will take place because the rate of bleed through the gas bypass port is greater than the rate of bleed through the bleed orifice 8 When the pressure behind the piston has been reduced sufficie...

Page 30: ...nifold to the suction manifold 10 Cylinder discharge pressure will force open the discharge piston check valve assembly 14 Refrigerant gas will pass into the compressor discharge manifold The loaded cylinder bank will continue to operate fully loaded until the solenoid valve control device is energized and the gas bypass port is opened Refer to Section 4 4 7 for more information on Loaded Operatio...

Page 31: ...witch or with the defrost timer in the microprocessor 2 4 1 Electronic Expansion Valve EVXV The electronic expansion valve is an electronic device which controls the flow of liquid to the evaporator ac cording to changes in superheat to the refrigerant leav ing the evaporator The expansion valve maintains a relatively constant degree of superheat in the gas leav ing the evaporator regardless of su...

Page 32: ...e control box includes manual switches microprocessor fuses and associated wiring Standard equipment includes an auto start stop feature This feature provides automatic cycling of the diesel engine which in turn offers an energy efficient alternative to continuous operation of the engine with control of temperature by alternate cooling and heating of the supply air evaporator outlet air 2 6 1 Mult...

Page 33: ...ntrol Module Figure 2 7 shows the Control Module The Control Module has 3 relays and 4 fuses that are user accessible The PC card slot is also shown in Figure 2 7 This card slot is used with all Carrier Transicold PC Cards The controller automatically detects the presence and type of PC Card inserted and responds accordingly The different types of PC Cards are SDownload Card for copying unit data ...

Page 34: ... 2 4 4MP 1MP WHITE TEMP PRESSURE INPUTS 2MP BLACK STEPPER MOTORS EVXV CSMV 3MP GREY FET OUT PUTS PC CARD FAULT LED RED PC CARD STATUS LED GREEN MICRO STATUS LED GREEN QC1 SYSTEM POWER 12 VDC FROM BATTERY QC2 MICRO GROUND RELAY POWER QC8 12 VDC LED29 LED28 LED30 GPR LED31 SSR QC5 NOT USED QC4 12V OUTPUT TO RR QC3 12V OUTPUT TO SR LED27 QC9 Figure 2 7 Control Module ...

Page 35: ...essor contactor FET3 Generator contactor FET10 Heat contactor 1 FET18 Buzzer FET19 Standby contactor FET20 Evaporator motor FET21 Heat contactor 2 FET22 Rear unloader FET23 Front unloader LIGHT BAR OPTIONS FET DESIGNATION FET7 Start Stop Continuous FET8 Heat Light FET14 Fault Light FET15 Out Of Range Light FET16 Defrost Light FET17 Cool Light ...

Page 36: ...ments ON OFF switches 2 Mode lights 3 Main Display 4 MessageCenter 5 Up and Down arrow keys 6 Enter key 7 Manual defrost key 8 Alarm list key 9 Start Stop Continuous key 10 Select key 11 Start Run Stop switch RS 12 Standby Engine switch Figure 2 8 Display And Keypad ...

Page 37: ... the Start Stop Mode has been selected Continuous Indicator Green Turned on when the Continuous Mode has been selected Alarm Indicator Red Off or Flashes at a rate of 0 5 seconds NOTE When the unit is in Null mode fan only the mode indicators cool heat and defrost are all off NOTE There is an opening between the Alarm and Start Stop LEDs that is not used at this time MessageCenter The MessageCente...

Page 38: ...ECT Key Press the SELECT key to scroll through the menu selections One of the five standard and 1 optional menu selections will appear in the MessageCenter when the SELECT key is pressed These are TO VIEW HOURMETERS TO START PRETRIP TO VIEW DATA TO VIEW SETTINGS TO MARK TRIP START or TO VIEW PRINT MENU or one optional selection TO VIEW INTELLISET Repeated pressing of the SELECT key will sequence t...

Page 39: ... Switch DS directly to the microprocessor This provision is not available for three compartment units The microprocessor will recognize switches with contacts that are either open when the door is open or that are closed when the door is open Additionally the Configuration List gives you the ability to determine whether the switch will enable the alarm only enable the alarm and also shut the unit ...

Page 40: ...7 F 4 C and OFF are available The OFF setting disables the Out of Range Alarm All other settings allow the user to determine how far away from setpoint the box temperature may move before turning on the Alarm Once the box temperature has moved away from set point by the selected amount the Out of Range timer begins If the alarm is configured for Alarm Only after 30 minutes the alarm will be activa...

Page 41: ...e differences between standard and ESI packages Oil Change Intervals Standard Service Interval API Class CI or higher MOBIL DELVAC 1 2000 Hours or 1 yr 4000 Hours or 1 yr Oil Change Intervals Extended Service Interval API Class CG or higher MOBIL DELVAC 1 3000 Hours or 2 yr 4000 Hours or 2 yr NOTE The only approved synthetic lube oil is Mobil Delvac 1 The normal oil change intervals should be redu...

Page 42: ... controlled 1 5h 3h 6h or 12 hours c Evaporator High Temperature Safety EVHTS Opens at 130 1 F 55 0 5 C Closes at 100 1 F 37 8 0 5 C d Defrost Termination Thermistor DTT Opens at 55 0 5 F 12 8 1 C Closes at 40 1 F 4 4 0 5 C e Relief Valve Setting 537 44 psig 37 3 Bar f High Pressure Switch HP1 Cutout 465 10 psig 34 0 7 bar Cut in 350 10 psig 24 0 7 bar g Engine Oil Pressure Switch ENOPS Closes at ...

Page 43: ... Number of heaters 6 2 assemblies Rating per rod 1 56 hp 1150 watts 335 VAC 60Hz 5 each HTCON1 and heater Resistance cold per rod 97 6 ohms 5 HTCON1 and heater single discharge evaps Type Sheath g g Current Low Speed 2 5 Amps Current High Speed 3 5 Amps Full Load Amps FLA 1 1 amps Horsepower 0 66 hp 485 watts 65hz M i E F Rotations Per Minute 1850 rpm 65 hz Main Evaporator Fan Motor Voltage and Fr...

Page 44: ...Safety Devices Unsafe Conditions Safety Device Device Setting Excessive current draw by microprocessor Fuse F1 Opens at 7 5 amps Excessive current draw by speed relay Fuse F2 Opens at 10 amps Excessive current draw by run relay Fuse F3 Opens at 7 5 amps Excessive current draw by battery output Fuse F5 Opens at 80 amps Excessive current draw by control circuit Fuse F6 Opens at 15 amps Excessive cur...

Page 45: ...the flow of liquid refrigerant to the evaporator to obtain maximum use of the evaporator heat transfer surface The refrigerant pressure drop caused by the expansion valve is accompanied by a drop in temperature so the low pressure low temperature fluid that flows into the evaporator tubes is colder than the air that is circulated over the evaporator tubes by the evaporator fan The evaporator tubes...

Page 46: ...MV EXTERNAL EQUALIZER TXV EXTERNAL EQUALIZER TXV LSV3 LSV2 CST SUCTION SERVICE VALVE DISCHARGE SERVICE VALVE CDT HP1 CSP EVOP EVOT TXV BULB TXV BULB HOST EVAPORATOR REMOTE EVAPORATOR REMOTE EVAPORATOR DISCHARGE LIQUID HOT GAS LINE SUCTION LINE DISCHARGE LIQUID HOT GAS LINE SUCTION LINE Figure 2 11 Refrigerant Circuit All Compartments Cooling ...

Page 47: ...RESSOR CSMV EXTERNAL EQUALIZER TXV EXTERNAL EQUALIZER TXV LSV3 LSV2 SUCTION SERVICE VALVE DISCHARGE SERVICE VALVE CDT HP1 CSP EVOP EVOT TXV BULB TXV BULB HOST EVAPORATOR REMOTE EVAPORATOR REMOTE EVAPORATOR DISCHARGE LIQUID HOT GAS LINE SUCTION LINE CST Figure 2 12 Refrigerant Circuit Compartment One Cooling Compartments 2 3 Heating ...

Page 48: ...SSOR CSMV EXTERNAL EQUALIZER TXV EXTERNAL EQUALIZER TXV LSV3 LSV2 SUCTION SERVICE VALVE DISCHARGE SERVICE VALVE CDT HP1 CSP EVOP EVOT TXV BULB TXV BULB HOST EVAPORATOR REMOTE EVAPORATOR REMOTE EVAPORATOR DISCHARGE LIQUID HOT GAS LINE SUCTION LINE CST Figure 2 13 Refrigerant Circuit Compartments One And Two Cooling Compartment 3 Heating ...

Page 49: ...OR CSMV EXTERNAL EQUALIZER TXV EXTERNAL EQUALIZER TXV LSV3 LSV2 SUCTION SERVICE VALVE DISCHARGE SERVICE VALVE CDT HP1 CSP EVOP EVOT TXV BULB TXV BULB HOST EVAPORATOR REMOTE EVAPORATOR REMOTE EVAPORATOR DISCHARGE LIQUID HOT GAS LINE SUCTION LINE CST Figure 2 14 Refrigerant Circuit Compartments One And Three Cooling Compartment 2 Heating ...

Page 50: ...LER MANUAL SHUT OFF VALVE CDP COMPRESSOR CSMV EXTERNAL EQUALIZER TXV EXTERNAL EQUALIZER TXV LSV3 LSV2 SUCTION SERVICE VALVE DISCHARGE SERVICE VALVE CDT HP1 CSD EVOP EVOT TXV BULB TXV BULB HOST EVAPORATOR REMOTE EVAPORATOR REMOTE EVAPORATOR CST Figure 2 15 Refrigerant Circuit All Compartments Heating ...

Page 51: ...COMPARTMENT 2 COMPARTMENT 3 0 0 0 1 1 1 COMPARTMENT SWITCHES 1 When all compartment switches are in OFF 0 position and RS is in START RUN position The microprocessor will power up and go through self test It will then show OFF in the main display and UNIT OFF in The MessageCenter MAIN DISPLAY will display OFF MODE LIGHTS MessageCenter will display UNIT OFF DOOR ...

Page 52: ...STANDBY ENGINE 36 F 20 1 3 Place the START RUN OFF switch in START RUN position 2 Place the ENGINE STANDBY switch in ENGINE position 1 Place the desired compartment switch es in ON 1 position COMPARTMENT SWITCHES COMPARTMENT 1 COMPARTMENT 2 COMPARTMENT 3 0 0 0 1 1 1 COMPARTMENT NUMBER FOR DATA BEING DISPLAYED 4 Engine will then start automatically ...

Page 53: ...ect to any electrical outlet without checking that it meets the 460 3 60 and 23 Amp electrical requirements of the unit 5 Place the START RUN OFF switch in START RUN position STANDBY ENGINE 36 F 20 COMPARTMENT SWITCHES 3 Place the ENGINE STANDBY switch in STANDBY position 4 Place the desired compartment switch es to on 1 2 Connect standby cable to unit and then turn the external power circuit brea...

Page 54: ...consider the following guidelines NEVER connect the unit to a high voltage power source with the RS in the START RUN position The power supply cable and circuit breaker must com ply with local electrical code and unit specifications See 2 13 The power supply cable must be equipped with a ground connection Repairs or maintenance to the supply voltage circuit should only be performed by licensed aut...

Page 55: ...RMS IN MEMORY will be dis played on the MessageCenter and the Alarm LED will flash for 5 seconds then turn off CHECK AT NEXT SERVICE INTERVAL will then be displayed if there are any active non shutdown alarms present Engine hours Refer to Section 5 5 and the Active IntelliSet Refer to Section 3 20 1 will also be shown when configured The MessageCenter will show STATUS OK as the microprocessor begi...

Page 56: ...ches are in ON or OFF posi tion A Pretrip can be started with any box tempera ture The MessageCenter displays the current test and the complete of the test When the Pretrip tests are complete the MessageCenter will display one of three different messages S PRETRIP PASS or S PRETRIP FAIL IN TEST X or S PRETRIP FAILED COMPLETE and alarm light is ON Press the ALARM LIST key to review the alarms trigg...

Page 57: ...Sound Test The microprocessor activates the LCD LED display and all lights on the Light Bar This test will last 5 seconds All segments of the display all LEDs on the microprocessor all lights of the Light Bar and the buzzer will be on during this test This is the only portion of the Pretrip check that requires the operator to determine PASS or FAIL A defective display and sound test is indicated i...

Page 58: ...tactor individually and check for proper current draw An alarm will be displayed for any fan motors testing outside the current range amps Test 10 Condenser Fan Motors Amperage Check Will energize condenser motor contactor and check for proper current draw An alarm will be displayed if fan motor tests outside the current range amps Test 11 Check Compressor Suction Modulation Valve CSMV This test e...

Page 59: ...processor Configurations allow a Minimum and Maximum Setpoint to be entered so that only setpoints within that range may be selected MAX SETPOINT HAS BEEN REACHED or MIN SETPOINT HAS BEEN REACHED WILL APPEAR in the Message Center when either of these conditions are met You can not change the setpoint when viewing the Alarm List Data List or Functional Parameters or when unit is in Pretrip or is in...

Page 60: ...d to initiate a restart sequence when certain conditions are met The Start Stop Continuous key is pressed to select between Continuous Run and Start Stop operating modes Refer to Section 4 2 for more detailed information on Start Stop Mode For compartment 1 only Start Stop operation may be tied to the setpoint ranges for frozen and perishable loads The START STOP CONTINUOUS key is locked out if ST...

Page 61: ...s for compartment 1 only for frozen and perishable loads The START STOP CONTINUOUS key is locked out if START STOP LOCKED appears in the MessageCenter when the key is pressed and the unit is in Start Stop Mode or CONTINUOUS LOCKED appears in the MessageCenter when the key is pressed and the unit is in Continuous Run Mode Refer to the configuration table Section 5 2 If the unit fails to start after...

Page 62: ...l SLEEP MODE NO appears in the MessageCenter 3 Press the key TO SCROLL THEN TO SAVE will show in the MessageCenter Press either UP or DOWN ARROW key to change the Sleep Mode to YES 4 Press the key to select Sleep Mode Sleep Mode OFF 1 To take the unit out of Sleep Mode place the START RUN OFF switch to OFF position then back to Start Run OR Repeat Steps 1 thru 3 above then Press UP ARROW key until...

Page 63: ... Lists may be viewed and Functional Parameters may be viewed and changed as necessary However Start Stop Continuous Run selections and setpoint can not be changed Manual Defrost and Pretrip can be initiated The unit will restart when engine coolant temperature drops below 34 F 1 C or if the battery voltage drops below the battery restart value selected in the configurations See 5 2 1 Sleep Mode is...

Page 64: ...efrost mode can not be manually initiated if CANNOT START DEFROST CYCLE is displayed when the manual defrost key is pressed thus indicat ing that none of the Defrost Termination Tempera ture Sensors 1DTT 2DTT or 3DTT is below 40 F 4 C The engine has not run 15 seconds after starting The unit is in PC Mode The unit is in Pretrip There is an active shutdown Alarm TIP The Manual Defrost Key can be us...

Page 65: ...splay Other wise CANNOT ENTER TRIP START will flash and then the display will revert back to the normal display 1 To mark the start of a trip in the data recorder press the SELECT key until The MessageCenter displays PRESS TO MARK TRIP START Trip Start places a time stamp in the data recorder memory to allow easy review of the data from the last trip and to allow downloading data from a specific t...

Page 66: ...while LIST END TO CLEAR ALARMS is being dis played ACTIVE ALARMS LIST CLEAR is displayed This will move all Alarms to the Inac tive Alarm list 2 If there are active alarms the display will be A and the alarm number and message The last Alarm that occurred will be the first Alarm displayed and so on Alarms that occur are stored in the Alarm List in the controller Stored alarms may be viewed in the ...

Page 67: ...ons in the Alarm List an Active Alarm Section and Inactive Alarm Section Alarms in these sections are in the order in which the alarms activate and deactivate respectively On startup all alarms are marked as inactive in the entire list If an inactive alarm becomes active the alarm is moved from the Inactive Alarm List section to the Active Alarm List section As additional alarms occur they will be...

Page 68: ...ate it is locked Press any key to stop flashing and unlock the item 2 By pressing the UP ARROW key you will move through the Data List beginning at the top and moving toward the bottom or by pressing the DOWN ARROW key you will move through the Data List beginning at the bottom and moving toward the top 4 Pressing UP or DOWN key will unlock that item and move to the next data item Pressing the key...

Page 69: ...erature C2 DEFROST TERM TEMP Compartment 2 defrost termination temperature C3 DEFROST TERM TEMP Compartment 3 defrost termination temperature SUCTION LINE TEMP Suction line temperature at the compressor EVAP OUTLET TEMP Suction line temperature at the evaporator outlet DISCHARGE TEMP Compressor discharge temperature BATTERY Battery voltage CURRENT DRAW Battery charging or discharging amps ENGINE R...

Page 70: ... HIGH AIR MIN TEMP Minimum ambient temperature of range for activation of Product Shield High Air Will only be displayed if High Air is ON HIGH AIR MAX TEMP Maximum ambient temperature of range for activation of Product Shield High Air Will only be displayed if High Air is ON HIGH AIR DELTA T Delta T value for activation of Product Shield High Air Will only be dis played if High Air is ON PRODUCTS...

Page 71: ...emperature at remote Temperature Sensor 1 2 and 3 These sensors are optional and may not be applicable to your unit Up to 3 remote sensors may be listed DATALOGGER This is the current Date and Time that the Data Recorder is using This may be different than your actual time depending on the Time Zone and Daylight Savings Time selections made by the owner of the unit ...

Page 72: ...er in the MessageCenter press the key The Data item will flash continuously to indicate it is locked 7 Pressing any key on the keypad will unlock the item Pressing the UP or DOWN ARROW key will move to the next hourmeter 3 Displayed hourmeters will depend on unit configurations See Section 5 2 1 Typical displayed meters are TOTAL ENGINE HOURS STANDBY RUN HOURS and TOTAL SWITCH ON HOURS 4 Pressing ...

Page 73: ...LL THEN TO SAVE will show in the MessageCenter Pressing either UP or DOWN ARROW key will begin to change the Function setting The MessageCenter will flash indicating that a change has been made that has not been entered into memory 4 Continue pressing UP or DOWN ARROW key until the desired value is showing then press the key The MessageCenter will stop flashing The new value is now in memory If th...

Page 74: ...minimum length of time the unit will run every time the unit starts in Auto Start Stop Modes S PERISH FROZEN MIN OFF TIME 10MINS TO 90MINS 20MINS in 1 minute increments This determines the minimum length of time the unit will remain off whenever the unit cycles off in Auto Start Stop Modes S PERISH FROZEN OVERRIDE TEMP 3 6 F 2 C TO 18 F 10 C 11 F 6 C in 0 5 F or C increments This selects the overr...

Page 75: ... ENGLISH UNITS METRIC UNITS The display will show temperatures pressures in either English F PSIG or Metric C Bar ECO MODE NO YES NO Normal temperature control operation YES Fuel saving operation RESET PM HOURMETERS Maintenance Hour Meters that are enabled will appear in this list RESET PM HOURMETERS NO METERS TO RESET OR Expired Hourmeters When the Hour Meter has timed out and preventative mainte...

Page 76: ...run even with the refrig erated compartment door open NO POWER SWITCH TO DIESEL NO YES NO Will override switch to engine configuration and shut down unit when electric standby power is lost YES Will shut down unit when standby power is lost LANGUAGE IDIOMAS LANGUE ENGLISH ESPAÑOL FRANÇAIS ENGLISH All information displayed in the MessageCenter will be shown in English FRANÇAIS All information displ...

Page 77: ...nter displays current language ENGLISH ESPAÑOL or FRANÇAIS 2 Press the UP or DOWN ARROW key until the MessageCenter indicates the desired language Press the key The new language will now be active If the key is not pressed within 10 seconds the MessageCenter will change to FUNCTION NOT CHANGED This will flash for 5 seconds then return to the current language If no further keys are pressed the defa...

Page 78: ...ll turn off The Microprocessor Main Display MessageCenter and all indicator LEDs will also turn off NOTE Due to internal processing within the micro processor turning the RS OFF then back to START RUN will result in a 4 to 50 second delay between the display going off and com ing back on again NOTE The microprocessor will close the Electronic Expansion Valve EVXV and the CSMV be fore turning off N...

Page 79: ...utdown alarm 3 Event Occurrences This information is any additional data that is recorded on a when it occurs basis Events are recorded by the recorder as they occur An Event is defined as something that happens i e setpoint changed Defrost Cycle Started or Main Power On etc Hourmeters are recorded at midnight or the first time of day the switch is turned to the ON position 4 User Area Data The Us...

Page 80: ...ing aPC anda Download Cable connected to the Download Port Refer to Section 5 1 or with a Download PC Card Refer to Section 5 3 3 19 5 Data Recorder Power Up The Data Recorder records data the entire time the Start Run Off switch is in the Run position A configuration exists which allows the user to select either an additional 8 hours of sensor data to be recorded after the Start Run Off Switch RS...

Page 81: ...e operator may then call up these settings by simply selecting the IntelliSet name For example Apples may require continuous operation at 35 F 1 7 C with a defrost every 3 hours while a load of cheese may require the same operation with setpoints ranging from 35 F to 42 F 1 7 C to 5 6 C and a load of ice cream requires Start Stop operation at 22 F 30 C with defrost at 12 hour intervals The setting...

Page 82: ...telliSet Enable IntelliSet at Key must be configured ON See Section 5 2 1 2 Pressing the UP or DOWN ARROW key to move through the IntelliSet List The current IntelliSet will have either ACTIVE or MODIFIED to the right of the name 3 To use a different IntelliSet bring the IntelliSet you wish to use into the MessageCenter and press the Key NOTE If pressing the key does not bring up this message pres...

Page 83: ...ECT key until MessageCenter displays PRESS TO VIEW INTELLISETS 2 By pressing the UP ARROW key you will move through the IntelliSet List beginning at the top or by pressing the DOWN ARROW key you will move through the IntelliSet List beginning at the bottom The current IntelliSet will have either ACTIVE or MODIFIED to the right of the name 3 After selecting the new IntelliSet press the key START ST...

Page 84: ...2 3 4 5 7 9 8 10 THREE COMPARTMENT PANEL SHOWN THERE IS ALSO A TWO COMPARTMENT PANEL AVAILABLE 6 The remote control panel can be used to Turn on off the unit Check compartment 1 2 or 3 temperature s Check and change setpoint s Initiate manual defrost Check mode of operation for each compartment NOTE The unit can be shut down using either the re mote panel or the main START RUN OFF switch The RS mu...

Page 85: ...NED OFF VIA REMOTE CONTROL COMPARTMENT IN DEFROST MODE COMPARTMENT TEMPERATURE SENSOR MALFUNCTION TEMP DISPLAY SETPOINT DISPLAY NOTE TEMPERATURE IS DISPLAYED IN F OR C DEPEND ING ON CONFIGURATION OF MICROPROCESSOR P1 PRESET SETPOINT b Starting Unit with Remote Control Panel 1 Put RS in START RUN position 2 Press The System On Off Key Power Light Will Go On 3 Press The On Off Key To Energize Select...

Page 86: ...setpoint This is the same operation for each compartment d Lock Unlocking the Remote Control Panel LOCKING THE PANEL Press and release the Carrier Logo The lock indicator light will come on CARRIER LOGO LOCK INDICATOR LIGHT UNLOCKING THE PANEL Press the Carrier Logo for 10 seconds The lock indicator light will go off ...

Page 87: ...tinue with steps 5 and 6 8 Repeat step 7 for compartment 3 Pre setting Setpoints The control panel allows the user to pre set 5 different temperatures for each compartment NOTE Once pre set setpoints have been chosen only those 5 designated setpoints can be used f Removing Pre set Setpoints With Remote Control Panel 2 Press Carrier logo and the lock light will be displayed 3 Press compartment 1 UP...

Page 88: ...lay after the compressor starts and the heater contactors energize The evaporator fan motors will start 10seconds afterthe compressor has started if the suction pressure is lower than 100 psig 6 8 Bar or after a maximum of 20 seconds after the compressor starts Compartment 1 fans will come on first then Compartment 2 then Compartment 3 with a 5 second delay between each compartment The compressor ...

Page 89: ...isfied 1 It has run for the pre determined Minimum Run Time The Minimum Run Time is selected in the microprocessor Functional Parameter List Refer to Section 3 16 The purpose of this is to force the unit to run long enough to completely circulate the air inside the compartment and to ensure that the product temperature is at setpoint This may be set for any value between 4 minutes and 60 minutes i...

Page 90: ...inutes in 1 minute intervals When the Maximum Off Time expires the unit will restart regardless of any change in box temperature NOTE The unit may remain in low speed for 10 min utes Factory Setting after engine start up when in Start Stop Mode High speed delay can be set from Off to 255 minutes in 1 minute increments Refer to Functional Parameters Section 3 16 TIP While the unit is running the st...

Page 91: ...t loads The Start Stop Continuous key is pressed to switch between Continuous Run and Start Stop operating modes NOTE The microprocessor may be locked so that the unit will always operate in Start Stop or in Con tinuous Run whenever the setpoint is within a specific range Refer to Section 4 5 Range Lock for additional information NOTE The unit will remain in low speed until water temperature reads...

Page 92: ...an also be set from 5 to 60 minutes and has a factory setting of 5 minutes Perishable compartment temperature protection during Frozen Priority Cooling is possible by using the Perishable Priority Temperature Override setting in the configuration list This value can be set for Off or for 3 5_ F 1 9 C to 27_ F 15 C in 5 increments Perishable Priority Temperature Override watches the box temperature...

Page 93: ...set point is in the Frozen Range the evaporator fan motors will stop If the set point is in the perishable range the fan motors will stop If the Perishable Fan Mode Configuration is set for OFF the evaporator fans will continue to run in Null Mode If the Perishable Fan Mode Configuration is set for ON the evaporator fans will cycle off in Null Mode 4 4 7UNLOADERS Compressor unloaders are only used...

Page 94: ...use the air dif ferential to increase across the evaporator coil Shrink wrap paper plastic bags and other such items when caught in the return air stream and pulled up against the evaporator coil or the return air grille can also causethe DAScontacts to close NOTE The unit will operate in high speed in the de frost mode 1 Defrost Modes There are two different Defrost Modes available S Return Air D...

Page 95: ... the same compartment and that compartment has an SAT then the SAT temperature will be used If the SAT temperature is 45 F 7 2 C or lower defrost will be allowed in that compartment If both DTT and RAT alarms are active in the same compartment and there is no SAT de frost will only be allowed if the set point is in the frozen range Any time there is a DTT alarm if other criteria allow that compart...

Page 96: ...ratures are contained in both ranges due to range overlap Range 1 will always have priority over Range 2 For example Refer to following figure if Continuous Run operation is ALWAYS required whenever the setpoint is between 28 F and 55 F 2 2 C and 12 8 C Range 1 will be set for Continuous Run with a Minimum Temperature of 28 F 2 2 C and a Maximum Temperature of 55 F 12 8 C Should Continuous Run ope...

Page 97: ... other In example 2 Refer to Figure below the ranges will be set to lock all setpoints into Start Stop except for a small range between 0 and 5 6 C 32 and 42 F where the unit will always operate in Continuous Run Range 1 Minimum Temperature will be set for 0 C 32 F and Maximum Temperature of 5 6 C 42 F Range 2 will be set for a Minimum Temperature of 30 C 22 F and a Maximum Temperature of 32 C 89 ...

Page 98: ...To Continuous Run allows the unit to run at Continuous Run for periods providing ProductShield Econo configuration is set to GO TO CONTINUOUS See Section 5 2 1 the unit has run in Start Stop for a minimum of 15 minutes or the Minimum Run Timeminus 60 seconds See Table 3 2 and the ambient temperature falls outside a pre programmed temperature range If unit is set for Start Stop and ProductShield Ec...

Page 99: ...is set to 30 F 1 1 C and the Maximum is set to 42 F 5 6 C and the ambient air temperature falls between these temperatures the unit operation can change to Econo Start Stop If the Minimum is set to OFF and the Maximum is set to 35 F 1 7 C and the ambient air temperature falls below 35 F 1 7 C the unit operation can change to Econo Start Stop If the Minimum is set to 70 F 21 1 andthe Maximumis set ...

Page 100: ...L CSMV 100 CSMV CONTROL CSMV 100 Figure 4 2 Continuous Run Temperature Control Operating Sequence Frozen Range 1 8_F 1 0_C 0 9_F 0 5_C Setpoint FALLING TEMPERATURE RISING TEMPERATURE 0 9_F 0 5_C 1 8_F 1 0_C High Speed 6 Cylinder Cool Low Speed 6 Cylinder Cool High Speed 6 Cylinder Heat 2 7_F 1 5_C 2 7_F 1 5_C 3 6_F 2 0_C 3 6_F 2 0_C High Speed 6 Cylinder Cool High Speed 6 Cylinder Heat Low Speed 6...

Page 101: ...der Heat UNIT OFF STOP UNIT OFF STOP CSMV CONTROL CSMV 0 CSMV 100 CSMV 0 CSMV 100 SMV CONTROL Figure 4 4 Start Stop Temperature Control Operating Sequence Perishable Range 1 8_F 1 0_C 0 9_F 0 5_C Setpoint FALLING TEMPERATURE RISING TEMPERATURE 0 9_F 0 5_C 1 8_F 1 0_C High Speed 6 Cylinder Cool 2 7_F 1 5_C 2 7_F 1 5_C 3 6_F 2 0_C 3 6_F 2 0_C High Speed 6 Cylinder Cool UNIT OFF STOP UNIT OFF STOP CS...

Page 102: ...engine will continue to op erate in low speed for the length of time selected in the Configuration List 0 to 10 minutes This includes engine start up defrost termination and normal tem perature control 9 START STOP WITH A FROZEN SETPOINT In Start Stop Mode when any compartment setpoint is in the frozen range and the minimum run time has expired and the box temperature is not at setpoint the engine...

Page 103: ...P DRAW When the compressor is operating and either one or both of the unloaders is energized unloaded they will not be allowed to de energize whenever the compressor discharge pressure is above 415 psig 28 2 Bar OR when the compressor Amp draw is more than 25 Amps when operating in diesel engine mode or more than 21 Amps when in standby 3 FAN MOTOR DELAY When ever any fan motor has been energized ...

Page 104: ...ay mentioned above OR After 20 seconds if suction pressure is still less than 4 Hg energize unload UL1 If both UL2 and UL1 are energized unloaded AND 20 seconds has elapsed since energizing unloading UL1 AND the suction pressure rises above 5 psig de energize load UL1 9 HIGH CDT If the compressor is operating with both UL1 and UL2 energized unloaded and the CDT rises to 285 F 140 C UL1 will be de ...

Page 105: ...er is loaded If the suction pressure drops below 35 PSIG 2 38 Bars the UL1 unloader is loaded At ambient temperatures of 90_F 32 2_C or higher At ambient temperatures of 90_F 32 2_C or higher the unloading suction pressure settings relative to ambient temperatures follow a descending straight line Refer to following chart 15 20 25 30 35 40 45 50 55 60 65 70 80 00 90 00 100 00 110 00 120 00 130 00 ...

Page 106: ...e OFF position allows the Advance Microprocessor to power up and communicate with the computer All functions available from the Keypad may be viewed or changed using the Reefer Manager Program and a Personal Computer PC connected to the Download Port Using the PC will provide additional programming and configuring capabilities that will not be available through the Keypad The Data Recorder may als...

Page 107: ...t Run OFF Switch RS in the Start Run position or the unit will start 5 2 MICROPROCESSOR CONFIGURATION AND TECHNICIAN TEST MODES REMOVE JUMPER MODE 1 Turn the Start Run Off switch to the Off position 2 With the unit off locate the download port Remove the protective plug to gain access to the wire termi nals Plug in Jumper P N 22 50180 00 or connect an insulated jumper wire between plug terminals A...

Page 108: ...NUMBER The unit S N may be entered This may be up to 10 characters long Numbers Letters and a space are available by scrolling through the available list TRAILER ID The ID may be entered This may be up to 10 characters long Numbers Letters and a space are available by scrolling through the available list SET NEW HOURS Hours from existing micro can be installed into re placement micro GLOW TIME SHO...

Page 109: ...ging amps permitted for start stop off cycle VOLTAGE FOR S S RESTART 12 2V 11 5 TO 12 8V The engine will restart from a Start Stop Off cycle or a Sleep Mode Off cycle when the battery drops to this value ALTERNATOR CHECK SHUTDOWN YES NO YES When alarm 51 is active the alarm light will be on and the unit will shut off NO When alarm 51 is active the alarm light will be on and the unit will continue ...

Page 110: ... CURR 22A 10 TO 35 in 0 5A increments Use factory default settings only DO NOT OPERATE UNIT WITH DIFFERENT SET TINGS INITIAL GENERATOR CURR 17A 10 TO 35 in 0 5A increments Use factory default settings only DO NOT OPERATE UNIT WITH DIFFERENT SET TINGS DIESEL OFFSET FOR CURR 4A 10 TO 10 in 0 5A increments Use factory default settings only DO NOT OPERATE UNIT WITH DIFFERENT SET TINGS STANDBY STARTUP ...

Page 111: ...The value selected here will be the number of hours between standby run time ser vice intervals SWITCH ON RESET VALUE 0 50 TO 30 000 HRS in 50 hr increments 0 The Switch On Maintenance Hour Meter is turned off 50 30 000 hrs The value selected here will be the number of hours between Switch On service intervals PM 1 5 OFF ENGINE HOURS SWITCH ON HOURS STANDBY HOURS START CYCLES HIGH SPEED HOURS OFF ...

Page 112: ... avail able when IntelliSet is installed This message will only appear if ProductShield is installed The information set in the following con figurations can be read in the Unit Data List PRODUCTSHIELD ECONO OFF GO TO S S GO TO CONT OFF ProductShield Econo is OFF GO TO START STOP Allows unit to be set for and operate in Continuous Run until ambient tem perature falls within a user defined range wh...

Page 113: ...o 119 F 28 3 C to 48 3 C in 0 5 F or C increments Default 119 F 48 3 C OFF Select the upper limit of the ambient range desired for this parameter See Section 4 6 for more infor mation on Econo Max Temp HIGH AIR DELTA T OFF 3 6 F to 27 0 F 2 C to 15 C in 0 5 C or F in crements Select the desired Delta T value for activation of ProductShield High Air PRODUCTSHIELD WINTER OFF 20 F to 32 0 F 28 9 C to...

Page 114: ...art S S PARAMETERS TOGETHER SEPARATE TOGETHER When the Minimum Run Time Mini mum Off Time Maximum Off Time and Override Temperatures are set in the Functional Parameter List the same values will be used for both Frozen and Perishable setpoints SEPARATE When the Minimum Run Time Mini mum Off Time Maximum Off Time and Override Temperatures are set in the Functional Parameter List different values ma...

Page 115: ... and this mode is enabled the fan will be set off FROZEN PRIORITY COOLING Refer to Section 4 4 3 ON OFF ON Coolant capacity priority will be to the compartments with setpoints in the frozen range OFF Normal unit operation FROZEN PRIORITY TIMER 5 MIN 5 60 MINUTES IN 1 MINUTE INCRE MENTS Defines the number of minutes spent in Frozen Priority Cooling when enabled PERISH PRIORITY TIMER 5 MIN 5 60 MINU...

Page 116: ...TO 32 F 12 C to 0 C in 0 5 F or C in crements DEFAULT 23 F 5 C Coldest allowable supply air temperature for Compartment 1 when unit is running in Continuous SAT2 Optional and available for 2 Compartment Units NOT INSTALLED 0 INSTALLED 1 NOT INSTALLED Supply Air Temperature Sensor is not installed in Compartment 2 evaporator INSTALLED Supply Air Temperature Sensor is installed in Compartment 2 evap...

Page 117: ...d The test may be stopped at any time by turning the Start Run Off Switch to the Off position or by pressing and holding the key for 6 seconds Should you need more than 5 minutes the timer may be reset to 5 minutes anytime during the test by pressing the key The timer may only be reset once during each test After the 5 minute timer expires the MessageCenter will return to the Component Test Mode M...

Page 118: ...FF IN 5 MINS 21 7 C2 Heater Contactor 1 C2 HEATER CONT 1 OFF IN X MINS 9 9 C2 Heater Contactor 2 C2 HEATER CONT 2 OFF IN X MINS 11 25 C3 Heater Contactor 1 GPR OFF IN X MINS 8 12 C3 Heater Contactor 2 C3 HEATER CONT 2 OFF IN X MINS 13 22 Evaporator Motor Contactor 1 EVAPORATOR CONT 1 OFF IN 5 MIN 20 8 C2 Evap Contactor C2 EVAP CONTACTOR OFF IN X MIN 5 24 C3 Evap Contactor C3 EVAP CONTACTOR OFF IN ...

Page 119: ...vice Procedures in Section 8 10 2 e To prevent refrigerant migration to the compressor during charging if all pressure transducers CSP and CDP drop below 20 inHg 0 68 Bar and then 3 of the 4 pressure transducers rise above 5 PSIG 0 34 Bar the microprocessor will close the CSMV to 0 open and de energize UL1 When the valve is closed CHARGE MODE HOLD TO EXIT is displayed in the MessageCenter f If the...

Page 120: ...COPY COMPLETE REMOVE CARD X X is the number of empty spaces remaining on the card will show in the MessageCenter The PC Card Status LED will be solid You may then remove the PC card Do not remove the card until prompted to do so 5 When the card is removed the MessageCenter will return to the default message 6 If any other messages appear refer to Section 6 1 MessageCenter for an explanation of the...

Page 121: ... the program The MessageCenter will go blank If the engine is running it will shut down After a few seconds the display will power up and the MessageCenter will show INSTALLING PROGRAM SOFTWARE during the software install process The Card Status LED adjacent to the PC Card slot will blink together with the Micro Status LED during this installation process Once the entire program has been loaded th...

Page 122: ...cro Status LED will start blinking at the rate of 5 seconds on 5 seconds off h The complete value on the computer screen will in crement itself as the program is loaded The com plete will stop several times during the loading pro cess for up to 15 seconds This is normal DO NOT STOP THE PROCESS The time to load the program is dependent upon the speed of the computer This will generally take from 4 ...

Page 123: ...cles Selecting OFF will completely disable the PM Hourmeter Once a selection is made then a reset interval may be selected For hours the PM Hourmeter may be set in 50 hour increments anywhere from 50 to 30 000 hours For cycles the PM Hourmeter may be set in 1 000 cycle increments anywhere from 1 000 to 90 000 cycles Selecting OFF instead of an interval will also disable the PM Hourmeter Once the P...

Page 124: ...to the PC Card slot and download all data from the data recorder If a Down load Card is not available data may also be down loaded using a download cable and the ReeferMa nager PC Program c Then scroll through the Data List and make note of the following from the MessageCenter ID Number Unit Serial Number Unit Model Number Engine Hours Switch On Hours Date and Time d Remove PC Jumper or turn RS to...

Page 125: ...SET TIME ap pears Press the Key then the Up Arrow Key to en ter that menu CAUTION Be certain that the clock you are using is ac curate Also some customers are located in different time zones from the repair loca tion If you know the repair location time zone enter that time If you don t enter your current time f When MONTH appears press the Key then the Up Arrow Key The MessageCenter will begin to...

Page 126: ...d Port of the unit use cable 22 001737 and start the ReeferManager program You will need ReeferMa nager version 03 00 00 or higher NOTE ReeferManager 03 00 00 is REQUIRED in or der to view change and send new features to and from the microprocessor d In ReeferManager go to the Serial Operations Tab and then click on Data Recorder Microprocessor setup button e Select the Sensors to be recorded and ...

Page 127: ...RESTART NOW NOTE Units with IntelliSet will not automatically reset and shutdown when the PC Card is removed as do units without IntelliSet Units with IntelliSet will NOT indicate ANY change in oper ating parameters UNTIL an IntelliSet is selec ted e Press the Key to display default IntelliSet Enable IntelliSet at Key must be configured ON See Section 5 2 1 f Default Intelliset will appear in the ...

Page 128: ... the Micro from the PC Card The card may be safely removed from the Micro CALIBRATION UNSUCCESSFUL Transducer calibration was unsuccessful CANNOT ENTER TRIP START Cannot enter trip start A problem has been detected within the Data Recorder CANNOT START DEFROST CYCLE Cannot start defrost cycle Refer to Defrost Sections 3 10 4 4 10 and 8 24 CANNOT START PRETRIP Cannot start pretrip Refer to Pre Trip...

Page 129: ...DOOR OPEN LOW SPEED Shows that the door is open and that the unit is running in low speed ENTERING SERVICE MODE The initial message for Service Mode ERROR ENG HRS SWITCH ON HRS ERROR HI SP HRS TOTAL ENG HRS Incorrect hours have been entered ERROR SBY HRS SW ON SBY HRS EVAC CHARGE MODE This message will be displayed when the unit is in Service Mode and the system is ready for recovery and leak test...

Page 130: ...ATA TO COPY REMOVE CARD A Download PC Card has been inserted into the PC Card slot and there is no valid data in the Data Recorder to copy onto the PC Card The PC Card may safely be removed from the unit NO INACTIVE ALARMS There are no inactive alarms in the Alarm List NO INSTALLS LEFT REMOVE CARD An Option PC Card has been inserted into the PC Card slot and all install options have been used The ...

Page 131: ... is on and CSMV is opening SLEEP MODE OFF ON TO WAKE The unit is cycled off in Sleep Mode Turn the Start Run Off Switch OFF then back ON to wake the Micro up SLEEP WARNING NO TEMP CONTROL The unit is running in Sleep Mode SMV CLOSING WAIT XXX SECONDS Power Up and CSMV is closing XX is number of seconds remain ing until valve is fully closed START STOP LOCKED The setpoint has been locked into the S...

Page 132: ...inue through the remainder of the steps Some active alarms will clear inactivate themselves automatically once the cause has been corrected You then only need to go to the inactive list to clear all alarms before verifying the remainder of the unit operation Alarms that do not inactivate themselves automatically must be cleared manually See Note 1 Section 7 2 When you are finished making repairs r...

Page 133: ...trical circuits may be tested by leaving all compartment switches in the O OFF position and turning the RS to the START RUN position At least one compartment must be in the 1 ON position In this mode RCR will be energized and the main display will show OFF Note 3 Many checks will be made with the microprocessor powered up but with no outputs to the unit components The unit may be put into PC Mode ...

Page 134: ... as needed to the fuel tank 2 Check Fuel Level Sensor a Inspect fuel level sensor connector pins terminals No physical damage to switch No damaged or corroded pins in plug b Check fuel level sensor operation Energize circuit See Note 2 c Check for voltage at harness plug between pins for BLACK SP24 negative and RED SPK5 positive wires Voltage should be approximately12VDC d Check for voltage at har...

Page 135: ...urs Continue with the steps below as necessary 1 Check Engine Oil Level a Check engine oil dipstick Add engine oil as needed to fill 2 Check Engine Oil Level Switch a Inspect engine oil level switch connector pins terminals No physical damage to switch No damaged or corroded pins in plug b Check engine oil level switch operation Contacts open when level is more than 7 qts low Contacts closed when ...

Page 136: ...t bottle Add coolant as needed to the coolant reservoir and to the fill tube on the radiator b Check coolant hoses for leaks or breaks Repair all leaks and breaks as necessary Add l t d d t th l t i d t th breaks Add coolant as needed to the coolant reservoir and to the fill tube on the radiator 2 Check Engine Coolant Level Switch a Inspect engine coolant level switch connector pins terminals No p...

Page 137: ...ue with the steps below as necessary 1 Check For Low Engine Oil Level Alarm a Check for alarm 2 Alarm conditions must be corrected and the alarm cleared to continue 2 Check Engine Oil Level a Check engine oil dipstick Add engine oil as needed to fill 3 Check Engine Oil Pressure Switch a Inspect switch connector pins terminals No physical damage to switch No damaged or corroded pins in plug b Check...

Page 138: ...the cap must be removed do so very slowly in order to release the pressure without spray Level must be at the top of the radiator fill tube c Inspect connecting tube between overflow bottle and radiator Connections must be airtight No leakage or holes in tube 2 Check For Bad Eng Coolant Sensor Alarm a Check for Alarm 129 Alarm conditions must be corrected and the alarm cleared to continue 3 Check ...

Page 139: ...er lower sight glasses with a box temperature of 35 F 1 0C or lower 3 Check Airflow Through Condenser Coil a Inspect condenser radiator fins Fins must be straight 90 or more of the coil surface must be undamaged No dead air spaces Condenser Radiator coil must be clean b Check airflow with unit running Even airflow through the entire coil No dead spots c Check condenser fan rotation operation Both ...

Page 140: ...L2 L1 L3 L2 L3 Should be 440 to 580 VAC 2 Check Power Source Voltage If Used When Alarm Occurred a Check voltage at PSCON L1 L2 L1 L3 L2 L3 Should be 440 to 580 VAC 3 Check Voltage Output From Contactors a Check voltage at GENCON T1 T2 T1 T3 T2 T3 Should be 440 to 580 VAC b Check voltage at CCON with compressor operating T1 T2 T1 T3 T2 T3 Should be 440 to 580 VAC 4 Verify AC Current Sensor Accurac...

Page 141: ...k voltage reading on microprocessor display Must be within 0 5 VDC of reading obtained in 3a above 16 BATTERY VOLTAGE TOO LOW TRIGGER ON Voltage at the microprocessor is less than 10 VDC except when the engine starter is engaged g g UNIT CONTROL Unit Shutdown Alarm Alarm condition only if activated while starting unit RESET CONDITION Auto Reset after 15 minutes when the voltage at the microprocess...

Page 142: ...teps below as necessary 1 Check For Bad Compressor Discharge Temperature Sensor a Check for Alarm 125 Alarm conditions must be corrected and the alarm cleared to continue 2 Check Refrigerant Charge a Check for undercharged system Level must be above lower sight glass 3 Check Airflow Through Condenser Coil a Inspect condenser radiator fins Fins must be straight 90 or more of the coil surface must b...

Page 143: ...undercharged system Level must be above lower sight glass 2 Check System Pressures a Install Manifold Test Set and check and compare compressor discharge suction pressures with those shown on the microprocessor controller Suction pressure must be above 3 PSIG 0 2 Bar Suction Discharge Pressures must have the same reading on gauges on micro display NOTE Microprocessor suction pressure reading has a...

Page 144: ...ck For Low Fuel Level a Check fuel level in tank Add fuel as needed to the fuel tank 20 MAXIMUM COMPRESSOR ALARMS TRIGGER ON Option must be installed and alarm must be enabled by configuring the Compressor Alarm Shutdown to YES Alarms 13 17 18 27 28 29 or 56 individually occur 3 times within the last 2 hours of engine running time g g UNIT CONTROL Engine operation engine and unit shutdown and alar...

Page 145: ...as necessary 1 Check System Pressures a Install Manifold Test Set and check and compare compressor discharge suction pressures with those shown on the microprocessor controller Suction Discharge Pressures must have the same reading on gauges on micro display NOTE Microprocessor suction pressure reading has a maximum value of 100 psig 7 5 bar 2 Restricted Evaporator Airflow a Check for restricted e...

Page 146: ...Enabled 2 Compartments Enabled 3 Compartments Enabled Diesel High Speed Cool 30A 30A 30A Diesel Low Speed or Standby Cool 30A 30A 30A Diesel High Speed Heat 18A 24A 28A Diesel Low Speed or Standby Heat 14A 20A 24A Diesel High Speed Heat Defrost 16A 22A 26A Diesel Low Speed or Standby Heat Defrost 12A 18A 22A Diesel High Speed Null or Fan Defrost 8A 10A 12A Diesel Low Speed or Standby Null or Fan D...

Page 147: ...e per pre trip Alarm Ohm test component per Section 2 13 Listen for noise caused by failed bearing or motor obstruction b Defective wiring Check for discolored wiring at contactors and loose connections c Defective contactor Remove and replace suspected contactor 2 Defective Overload Protector a Wrong setting Readjust setting to 30 amps 3 Defective Current Sensor a Reads too high Remove and replac...

Page 148: ...n motor amp draw for Compartment 2 on all 3 legs d Check evaporator fan motor amp draw for Compartment 3 on all 3 legs e Check compressor amp draw on all 3 legs f Check Compartment 1 Heater amp draw for HTCON1 See Section 2 13 g Check Compartment 1 Heater amp draw for HTCON2 h Check Compartment 1 Heater amp draw for 2HTCON1 i Check Compartment 1 Heater amp draw for 2HTCON2 j Check Compartment 1 He...

Page 149: ... if any active alarm occurs Continue with the steps below as necessary 1 Check System Pressures a Install Manifold Test Set and check and compare compressor discharge suction pressures with those shown on the microprocessor controller Suction pressure must be above 3 PSIG 0 2 Bar Suction Discharge Pressures must have the same reading on gauges on micro display NOTE Microprocessor suction pressure ...

Page 150: ...ould clear itself see reset condition above Operate the unit through the appropriate modes to see if any active alarm occurs Continue with the steps below as necessary 1 Verify Compressor Is Running a Check compressor Amp draw CCON T1 T2 T1 T3 T2 T3 2 Check System Pressures a Install Manifold Test Set and check and compare compressor discharge suction pressures with those shown on the microprocess...

Page 151: ...ne and unit shutdown and alarm Standby operation refrigeration system shutdown and alarm with PSCON still energized RESET CONDITION Alarm may be manually reset via keypad or by turning the unit off then back on again NOTE Follow the steps below until a problem is found Once a repair or correction has been made clear the alarm s See Note 1 Operate the unit through the appropriate modes to see if an...

Page 152: ...a Check run relay Unit in component test mode run relay ON b Check Run Relay LED Must be ON c Check voltage to fuel solenoid 12 VDC between FSC C ground FSH A hold with engine starter energized 12 VDC between FSC C ground FSP B pick d Inspect solenoid connector pins terminals No damage to solenoid No damaged or corroded pins e Inspect harness control box connector pins terminals See wiring schemat...

Page 153: ... to Section 8 6 Adjust engine linkage setting as needed b Compare actual RPM with those shown on display Both readings within 50 RPM 3 Check For Bad Engine RPM Sensor Alarm a Check for Alarm 130 Alarm conditions must be corrected and the alarm cleared to continue 4 Check Engine Oil Pressure Switch a Inspect switch connector pins terminals No physical damage to switch No damaged or corroded pins in...

Page 154: ...socket and terminals No signs of discoloration from overheating No corrosion c Check voltage to starter solenoid relay Negative lead on 85 Positive lead on 86 12 VDC Negative lead on Gnd Positive lead on 87 30 12 VDC d Inspect wiring to starter solenoid and starter motor No physical damage to wiring or battery cable end No damaged or corroded terminals e Check voltage to starter solenoid Must be a...

Page 155: ...y be manually reset via keypad or by turning the unit off then back on again NOTE Follow the steps below until a problem is found Once a repair or correction has been made clear the alarm s See Note 1 Operate the unit through the appropriate modes to see if any active alarm occurs Continue with the steps below as necessary 1 Check Coolant Temperature a Check temperature of coolant or upper radiato...

Page 156: ... Continue with the steps below as necessary 1 Verify That Correct Model Number Is Selected a Compare model number from unit I D label and model number in micro Data List The model numbers must be the same 2 Check Speed Solenoid Linkage a Check speed solenoid plunger Must move in and out freely b Check engine speed arm linkage Must move freely 3 Check Engine RPM a Check actual engine RPM using hand...

Page 157: ... I D label and model number in Micro Data List The model numbers must be the same 2 Check Speed Solenoid Linkage a Check speed solenoid plunger Must move in and out freely b Check engine speed arm linkage Must move freely 3 Force High Speed Operation See Note 6 a Change setpoint if necessary to more than 10 F 5 6 C away from setpoint Controller will call for High Speed operation b Check operation ...

Page 158: ...t through the appropriate modes to see if any active alarm occurs Continue with the steps below as necessary 1 Check For Engine Stalled Alarm a Check for Alarm 41 When both alarms are present unit may have been run out of fuel 2 Check Speed Solenoid Linkage a Check speed solenoid plunger Must move in and out freely b Check engine speed arm linkage Must move freely 3 Check Fuel System a Check for A...

Page 159: ...eps below until a problem is found Once a repair or correction has been made the active alarm should clear itself see reset condition above Operate the unit through the appropriate modes to see if any active alarm occurs Continue with the steps below as necessary 1 Check Glow Plug Circuit a Inspect glow plug relay socket No signs of discoloration from overheating No corrosion b Check operation of ...

Page 160: ...ation Contacts closed when oil pressure is above 15 PSIG 1 02 Bars Contacts open when oil pressure is below 12 PSIG 0 82 Bars 4 Check For Bad F2 or F3 Fuse Alarm a Check for Alarm 71 Alarm conditions must be corrected and the alarm cleared to continue 5 Check Fuel System a Check for Alarm 1 Fill tank as needed b Check fuel gauge and fuel tank level Fill tank as needed c Check fuel flow Unrestricte...

Page 161: ...d 10 Check Engine a Check Injection pump timing Timing must be correct b Check engine valve adjustment Rocker arm clearance must be correct c Check engine compression Compression must be above 400 PSIG 27 2 Bar 11 Check Refrigeration System a Check discharge suction pressures Must be within normal operating range for conditions 12 Check Electrical System For Overload a Generator or motor electrica...

Page 162: ...ro in PC Mode See Note 3 Must be 2 0 a Check micro current value Power up micro in PC Mode See Note 3 Must be 2 0 to 1 5A with no load 2 Check Wire Direction Through Current Sensor a Visually inspect wire at current sensor Must go through current sensor in the direction of the arrow on the sensor toward F 5 80A fuse 3 Check Battery Charger Wiring a Check output ground wire unit OFF Negative lead o...

Page 163: ...utes UNIT CONTROL Engine and standby operation If the micro is configured for shutdown and the setpoint for Compartment 2 is in the perishable range engine and unit shutdown and alarm If the micro is configured for shutdown and the setpoint for Compartment 2 is in the frozen range only Compartment 2 will shut off Otherwise alarm only RESET CONDITION Auto Reset or Alarm may be manually reset via Ke...

Page 164: ... alarm is active the Defrost Timer UNIT CONTROL Engine and standby operation alarm only While this alarm is active the Defrost Timer will be set to initiate a defrost cycle 90 minutes 1 5 hours of unit running time after the alarm comes on RESET CONDITION Auto Reset when defrost cycle is started again or alarm may be manually reset via keypad or by turning the unit off then back on again NOTE Foll...

Page 165: ...riate modes to see if any active alarm occurs Continue with the steps below as necessary 1 Check Defrost Air Switch a Inspect switch connector pins terminals No damaged or corroded pins b Check switch setting and resistance of switch contacts Refer to Section 2 12 Contacts closed with pressure applied to high side Contacts open with no pressure applied 2 Check Switch Wiring a Inspect harness contr...

Page 166: ...G TRIGGER ON The real time clock in the Data Recorder does not contain a valid date UNIT CONTROL Engine and standby operation alarm only UNIT CONTROL Engine and standby operation alarm only RESET CONDITION Auto Reset when the Data Recorder Real Time Clock is reset or alarm may be manually reset by turning the unit off then back on again NOTE Follow the steps below until a problem is found Once a r...

Page 167: ...point for Compartment 2 is in the perishable range engine and unit shutdown and alarm If the micro is configured for shutdown and the setpoint for Compartment 2 is in the frozen range only Compartment 2 will shut off Otherwise alarm only RESET CONDITION Auto Reset or Alarm may be manually reset via Keypad or by turning the unit off then back on again NOTE Follow the steps below until a problem is ...

Page 168: ...the perishable range engine and unit shutdown and alarm If the micro is configured for shutdown and the setpoint for Compartment 3 is in the frozen range only Compartment 3 will shut off Otherwise alarm only RESET CONDITION Auto Reset or Alarm may be manually reset via Keypad or by turning the unit off then back on again NOTE Follow the steps below until a problem is found Once a repair or correct...

Page 169: ...ually reset via keypad or by turning the unit off then back on again NOTE Follow the steps below until a problem is found Once a repair or correction has been made clear the alarm s See Note 1 Operate the unit through the appropriate modes to see if any active alarm occurs Continue with the steps below as necessary 1 Check Unit Operation a Did engine shut down Yes Check F3 No Check F2 2 Check Fuse...

Page 170: ...back on again NOTE Follow the steps below until a problem is found Once a repair or correction has been made the active alarm should clear itself see reset condition above Operate the unit through the appropriate modes to see if any active alarm occurs Continue with the steps below as necessary 1 Check Circuit Breaker On The Main Supply a Check circuit breaker 50A supply circuit breaker b Check th...

Page 171: ... the unit through the appropriate modes to see if any active alarm occurs Continue with the steps below as necessary 1 Check For A 13 Check Download a A13 will always cause this alarm to activate Review steps for A13 and correct if necessary 2 Check For Power At MP1 a If no power 0VDC Test IP circuit from compressor motor to microprocessor b If 12VDC Continue troubleshooting 3 Check Compressor Mot...

Page 172: ...set condition above Operate the unit through the appropriate modes to see if any active alarm occurs Continue with the steps below as necessary 1 Check Condenser Fan Motor Contactor a Inspect the three contacts behind the top cover If the contactor buttons are blue due to chattering caused by a defective IP replace the contactor b Check tightness of the contactor wire connections Tighten with scre...

Page 173: ...ve and replace motor If closed then an intermittent IP circuit is suspect Check phase to phase and phase to ground for short or open circuits See Section 2 13 If motor tests good check the DC IP circuit to microprocessor 3 Check Motor Operation a Turn the unit ON Check current on each phase must be less than shown on Section 2 13 Check voltage on each phase must be at least 440VAC 4 Check Motor Op...

Page 174: ...IT TRIGGER ON Front Unloader Coil current amp draw is higher than 2 0 Amps UNIT CONTROL Engine and standby operation alarm only UNIT CONTROL Engine and standby operation alarm only RESET CONDITION Auto Reset when the UL1 Coil current amp draw is normal or alarm may be manually reset via keypad or by turning the unit off then back on again NOTE Follow the steps below until a problem is found Once a...

Page 175: ...ent draw of the circuit Refer to Section 2 14 for normal current values View current draw in Data List 3 Check UL2 Coil Wiring a Inspect harness control box connector pins terminals See wiring schematic See Notes 2 6 No physical damage to harness No damaged or corroded pins 89 CHECK REMOTE AUTO LIGHT TRIGGER ON Remote Auto light current amp draw is higher than 0 8 Amps UNIT CONTROL Engine and stan...

Page 176: ... control box connector pins terminals See wiring schematic See Notes 2 6 No physical damage to harness No damaged or corroded pins 92 CHECK HEATER CONTACTOR 2 TRIGGER ON Heater contactor 2 Relay HTCONR2 coil current is more than 5 Amps UNIT CONTROL Engine and standby operation alarm only UNIT CONTROL Engine and standby operation alarm only RESET CONDITION Auto Reset or alarm may be manually reset ...

Page 177: ...2 to test actual current draw of the circuit Refer to Section 2 14 for normal current values View current draw in Data List 94 CHECK COMP CONTACTOR 1 TRIGGER ON Compressor motor contactor relay CCONR coil current is excessive UNIT CONTROL Engine and standby operation alarm only UNIT CONTROL Engine and standby operation alarm only RESET CONDITION Auto Reset or alarm may be manually reset via keypad...

Page 178: ...ol box connector pins terminals See wiring schematic See Notes 2 6 No physical damage to harness No damaged or corroded pins 96 CHECK GENERATOR CONTACTOR TRIGGER ON Generator contactor relay coil GENCONR current is more than 5 Amps UNIT CONTROL Engine and standby operation alarm only UNIT CONTROL Engine and standby operation alarm only RESET CONDITION Auto Reset or alarm may be manually reset via ...

Page 179: ...by motor contactor relay PSCONR current is higher than 2 0 Amps UNIT CONTROL Engine and standby operation alarm only UNIT CONTROL Engine and standby operation alarm only RESET CONDITION Auto Reset when the PSCONR Coil current amp draw is normal or alarm may be manually reset via keypad or by turning the unit off then back on again NOTE Follow the steps below until a problem is found Once a repair ...

Page 180: ...nd Once a repair or correction has been made the active alarm should clear itself see reset condition above Operate the unit through the appropriate modes to see if any active alarm occurs Continue with the steps below as necessary 1 Check For Electrical Overload a Check amp draw from GENCON if running on engine or PSCON2 if running on standby Must be less than 40 Amps 2 Check For High Voltage Sho...

Page 181: ...r Motor Contactor a Inspect the three contacts behind the top cover If the contactor buttons are blue due to chattering caused by a defective IP replace the contactor b Check tightness of the contactor wire connections Tighten with screwdriver and check for discoloration of wires 2 Check Motor Operation a Turn the unit ON Check current on each phase must be less than shown on Section 2 13 Check vo...

Page 182: ...r a Inspect the three contacts behind the top cover If the contactor buttons are blue due to chattering caused by a defective IP replace the contactor b Check tightness of the contactor wire connections Tighten with screwdriver and check for discoloration of wires 2 Check Motor Operation a Turn the unit ON Check current on each phase must be less than shown on Section 2 13 Check voltage on each ph...

Page 183: ...control box connector pins terminals See wiring schematic See Notes 2 6 No physical damage to harness No damaged or corroded pins 104 C2 CHECK HEATER CONTACTOR 2 TRIGGER ON Heater contactor coil current is more than 5 Amps UNIT CONTROL Engine and standby operation alarm only UNIT CONTROL Engine and standby operation alarm only RESET CONDITION Auto Reset or alarm may be manually reset via keypad or...

Page 184: ...3HTCON1 Wiring a Inspect harness control box connector pins terminals See wiring schematic See Notes 2 6 No physical damage to harness No damaged or corroded pins 106 C3 CHECK HEATER CONTACTOR 2 TRIGGER ON Heater contactor coil current is excessive UNIT CONTROL Alarm only UNIT CONTROL Alarm only RESET CONDITION Auto reset or alarm may be manually reset via keypad or by turning the unit off then ba...

Page 185: ...LSV2 Wiring a Inspect harness control box connector pins terminals See wiring schematic See Notes 2 6 No physical damage to harness No damaged or corroded pins 108 C3 CHECK LSV TRIGGER ON Compartment 3 Liquid Solenoid Valve LSV3 current is more than 5 Amps UNIT CONTROL Engine and standby operation alarm only UNIT CONTROL Engine and standby operation alarm only RESET CONDITION Auto Reset or alarm m...

Page 186: ...ox connector pins terminals See wiring schematic See Notes 2 6 No physical damage to harness No damaged or corroded pins 110 C2 CHECK EVAP FAN CONTACTOR TRIGGER ON Evaporator fan motor contactor 2EVCON current is more than 5 Amps UNIT CONTROL Engine and standby operation alarm only UNIT CONTROL Engine and standby operation alarm only RESET CONDITION Auto Reset or alarm may be manually reset via ke...

Page 187: ...orrection has been made the active alarm should clear itself see reset condition above Operate the unit through the appropriate modes to see if any active alarm occurs Continue with the steps below as necessary 1 Check 3EVCON a Inspect compartment 3 evaporator fan contactor coil and terminals No damage to coil No damaged or corroded pins b Check coil resistance Cannot be opened infinite ohms Short...

Page 188: ... Sensor is not within the range of 53 F to 158 F 47 C to 70 C UNIT CONTROL If Alarm 123 Check Supply Air Sensor is not active alarm only and switch to supply air control If Alarm 123 is active and functional parameter temperature control is set for return air and the setpoint If Alarm 123 is active and functional parameter temperature control is set for return air and the setpoint for compartment ...

Page 189: ...ess control box connector pins terminals See wiring schematic No physical damage to harness No damaged or corroded pins 124 CHECK DEFROST TERM 1 SENSOR COMPARTMENT 1 TRIGGER ON Defrost Term Sensor is not within the range of 53 F to 158 F 47 C to 70 C UNIT CONTROL Engine and standby If Alarm 122 is not active Alarm and RAT will be used for defrost initiation and a heat defrost will end If Alarm 122...

Page 190: ...uel level is sensed above 4 for 30 seconds or alarm may be manually reset via keypad or by turning the unit off then back on again NOTE Follow the steps below until a problem is found Once a repair or correction has been made the active alarm should clear itself see reset condition above Operate the unit through the appropriate modes to see if any active alarm occurs Continue with the steps below ...

Page 191: ...ss No damaged or corroded pins 128 LOW A C AMPS TRIGGER ON If the compressor is on and AC Current Sensor 1 or 2 is less than 5 amps for 10 seconds OR If the difference between AC Current 1 and AC Current 2 is greater than 10 amps for 10 seconds g p UNIT CONTROL Engine and standby operation alarm only RESET CONDITION Change unit to standby operation when AC Current Sensor 1 and 2 is greater than 7 ...

Page 192: ...s been made the active alarm should clear itself see reset condition above Operate the unit through the appropriate modes to see if any active alarm occurs Continue with the steps below as necessary 1 Check Engine Coolant Sensor a Inspect Engine Coolant Sensor connector No damage to sensor No damage moisture or corrosion in connector b Check Engine Coolant Sensor resistance See Note 4 Refer to Tab...

Page 193: ...reset condition above Operate the unit through the appropriate modes to see if any active alarm occurs Continue with the steps below as necessary 1 Check Alarm List a Check for Alarm 41 When both Alarm 41 and usually Alarm 130 are present there is insufficient fuel to run engine 2 Check Engine RPM Sensor a Inspect Engine RPM Sensor connector No damage to sensor No damage moisture or corrosion in c...

Page 194: ...25 C 2 Check Evap Temp Sensor Wiring a Inspect harness control box connector pins terminals See wiring schematic No physical damage to harness No damaged or corroded pins 133 CHEEK REMOTE TEMP SENSOR 1 2 Compartment Units Only TRIGGER ON Remote Temperature Sensor 1 is not within the maximum range of 53 F to 158 F 47 C to 70 C UNIT CONTROL Alarm only RESET CONDITION Auto Reset when Remote Temperatu...

Page 195: ...ox connector pins terminals See wiring schematic No physical damage to harness No damaged or corroded pins 136 C2 CHK SUPPLY AIR SENSOR 2 Compartment Units Only TRIGGER ON Supply Air Temp Sensor 2 is not within the range of 53 F to 158 F 47 C to 70 C UNIT CONTROL Engine and standby operation alarm only UNIT CONTROL Engine and standby operation alarm only RESET CONDITION Auto Reset when sensor is i...

Page 196: ...nspect harness control box connector pins terminals See wiring schematic No physical damage to harness No damaged or corroded pins 138 C3 CHECK RETURN AIR SENSOR 3RAT TRIGGER ON Return Air Sensor 3 is not within the range of 53 F to 158 F 47 C to 70 C UNIT CONTROL Engine and standby If setpoint is in the perishable range compartment 3 will shut UNIT CONTROL Engine and standby If setpoint is in the...

Page 197: ...hart 10 000 Ohms 77 F 25 C 2 Check Compartment 2 Defrost Wiring a Inspect harness control box connector pins terminals See wiring schematic No physical damage to harness No damaged or corroded pins 140 C3 CHECK DEFROST SENSOR COMPARTMENT 3 TRIGGER ON Defrost Temp Sensor for Comp 3 is not within the range of 53 F to 158 F 47 C to 70 C UNIT CONTROL Engine and standby If Alarm 138 is not active alarm...

Page 198: ...IT CONTROL Engine and standby operation pre trip will fail and display PRE TRIP FAIL AND UNIT CONTROL Engine and standby operation pre trip will fail and display PRE TRIP FAIL AND COMPLETED RESET CONDITION Auto Reset if pre trip mode is started again or alarm may be manually reset via keypad or by turning the unit off then back on again NOTE Follow the steps below until a problem is found Once a r...

Page 199: ... below as necessary 1 Check For Bad F2 Or F3 Fuse Alarm a Check for Alarm 71 Alarm conditions must be corrected and the alarm cleared to continue 2 Check Speed Solenoid a Check amp draw of speed solenoid Use Component Test Mode Section 5 2 to test Refer to Section 2 14 for amp values View current draw in Data List b Check resistance of solenoid Refer to Section 2 14 3 Check Speed Solenoid Circuit ...

Page 200: ...on has been made clear the alarm s See Note 1 Operate the unit through the appropriate modes to see if any active alarm occurs Continue with the steps below as necessary 1 Determine Which Test This Alarm Occurred In a Review active alarm list Make a note of all alarms b Clear active alarm list c Restart and monitor pre trip Stop pre trip during Test 3 by holding Key for 6 seconds d Review active a...

Page 201: ...8 Check Heater Element Plugs And Connections 460 VAC CIR a Disconnect heater element plug Heater resistance per Section 2 13 Remove and replace heaters if required CIR CUIT b Inspect plugs plug seal and connectors No corrosion water damage or burning discoloration Remove and replace if required 9 Verify Accuracy of AC Current Sensor a Disconnect heater element plug Heater resistance per Section 2 ...

Page 202: ...alarm s See Note 1 Operate the unit through the appropriate modes to see if any active alarm occurs Continue with the steps below as necessary 1 Determine Which Test This Alarm Occurred In a Review active alarm list Make a note of all alarms b Clear active alarm list c Restart and monitor pre trip Stop pre trip during Test 3 by holding Key for 6 seconds d Review active alarm list for Alarm 146 If ...

Page 203: ...8 Check Heater Element Plugs And Connections 460 VAC CIR a Disconnect heater element plug Heater resistance per Section 2 13 Remove and replace heaters if required CIR CUIT b Inspect plugs plug seal and connectors No corrosion water damage or burning discoloration Remove and replace if required 9 Verify Accuracy of AC Current Sensor a Disconnect heater element plug Heater resistance per Section 2 ...

Page 204: ...ar the alarm s See Note 1 Operate the unit through the appropriate modes to see if any active alarm occurs Continue with the steps below as necessary 1 Check Glow Plug Circuit a Check voltage to glow plugs Must be 11 VDC or higher If Power is present remove buss bar from glow plugs and test individual glow plugs per Table 2 7 If Power is not present go to step b b Check operation of Glow Plug Rela...

Page 205: ...F3 Fuse Alarm a Check for Alarm 71 Alarm conditions must be corrected and the alarm cleared to continue 2 Check Fuel Solenoid Circuit a Inspect fuel solenoid and wiring No physical damage to harness No damaged or corroded pins No damage to solenoid b Check operation of Run Relay Energize circuits See Note 2 LED 28 must be ON c Check voltage to fuel solenoid RS in Start Run Manual Start Mode See No...

Page 206: ...ged or corroded pins 3 Check Remote Sensor Connector 2 Compartment Unit Only a Locate and inspect remote sensor connector Cap is in place No physical damage No moisture or corrosion P154 CHECK SUPPLY AIR SENSOR TRIGGER ON Supply Air Sensor is not within the maximum range of 53 F to 158 F 47 C to 70 C UNIT CONTROL Engine and standby operation pre trip will fail and display PRE TRIP FAIL AND UNIT CO...

Page 207: ...spect harness control box connector pins terminals See wiring schematic No physical damage to harness No damaged or corroded pins P156 CHECK BATTERY VOLTS TRIGGER ON Battery voltage is less than 11 VDC or greater than 17 VDC UNIT CONTROL Engine and standby operation pre trip will fail and display pre trip FAIL AND UNIT CONTROL Engine and standby operation pre trip will fail and display pre trip FA...

Page 208: ...vidual Circuits a Isolate individual circuits and test amp draw Must be in range Refer to Section 2 14 P158 CHECK AMBIENT AIR SENSOR TRIGGER ON Ambient Air Sensor is not within the maximum range of 53 F to 158 F 47 C to 70 C UNIT CONTROL Engine and standby operation pre trip will fail and display PRE TRIP FAIL AND UNIT CONTROL Engine and standby operation pre trip will fail and display PRE TRIP FA...

Page 209: ... harness No damaged or corroded pins 3 Check Defrost Termination Temperature Sensor 1 Connector a Locate and inspect remote sensor connector Cap is in place No physical damage No moisture or corrosion P160 CHECK DISCHARGE TEMP SENSOR TRIGGER ON Compressor Discharge Temp Sensor is not within the maximum range of 40 F to 392 F 40 C to 200 C UNIT CONTROL Engine and standby operation pre trip will fai...

Page 210: ...nce a repair or correction has been made the active alarm should clear itself see reset condition above Operate the unit through the appropriate modes to see if any active alarm occurs Continue with the steps below as necessary 1 Check Suction Temp Sensor a Inspect Suction Temp Sensor connector No damage to sensor No damage moisture or corrosion in connector b Check Suction Temp Sensor resistance ...

Page 211: ...alarm s See Note 1 Operate the unit through the appropriate modes to see if any active alarm occurs Continue with the steps below as necessary 1 Determine Which Test This Alarm Occurred In a Review active alarm list Make a note of all alarms b Clear active alarm list c Restart and monitor pre trip Stop pre trip during Test 3 by holding Key for 6 seconds d Review active alarm list for Alarm 146 If ...

Page 212: ...8 Check Heater Element Plugs And Connections 460 VAC CIR a Disconnect heater element plug Heater resistance per Section 2 13 Remove and replace heaters if required CIR CUIT b Inspect plugs plug seal and connectors No corrosion water damage or burning discoloration Remove and replace if required 9 Verify Accuracy of AC Current Sensor a Disconnect heater element plug Heater resistance per Section 2 ...

Page 213: ... wires 4 Check UL2 Circuit Wiring a Inspect harness control box connector pins terminals See wiring schematic No physical damage to harness No damaged or corroded pins P166 C2 CHK SUPPLY AIR SENSOR TRIGGER ON Supply Air Sensor is not within the range of 53 F to 158 F 47 C to 70 C UNIT CONTROL Engine and standby operation pre trip will fail and display PRE TRIP FAIL AND UNIT CONTROL Engine and stan...

Page 214: ...alarm s See Note 1 Operate the unit through the appropriate modes to see if any active alarm occurs Continue with the steps below as necessary 1 Determine Which Test This Alarm Occurred In a Review active alarm list Make a note of all alarms b Clear active alarm list c Restart and monitor pre trip Stop pre trip during Test 3 by holding Key for 6 seconds d Review active alarm list for Alarm 146 If ...

Page 215: ...8 Check Heater Element Plugs And Connections 460 VAC CIR a Disconnect heater element plug Heater resistance per Section 2 13 Remove and replace heaters if required CIR CUIT b Inspect plugs plug seal and connectors No corrosion water damage or burning discoloration Remove and replace if required 9 Verify Accuracy of AC Current Sensor a Disconnect heater element plug Heater resistance per Section 2 ...

Page 216: ...via keypad or by turning the unit off then back on again NOTE Follow the steps below until a problem is found Once a repair or correction has been made clear the alarm s See Note 1 Operate the unit through the appropriate modes to see if any active alarm occurs Continue with the steps below as necessary 1 Check LSV2 a Inspect component wire connections No damage to coil No damage moisture or corro...

Page 217: ...rect Model Number Is Selected a Compare model number from unit I D label and model number in micro Data List The model numbers must be the same 2 Check Speed Solenoid Linkage a Check speed solenoid plunger Must move in and out freely b Check engine speed arm linkage Must move freely 3 Force Low Speed Operation a Change setpoint to within 0 5 0 3 C of box temperature Unit will run in low speed RPM ...

Page 218: ... 1 Verify That Correct Model Number Is Selected a Compare model number from unit I D label and model number in micro Data List The model numbers must be the same 2 Check Speed Solenoid Linkage a Check speed solenoid plunger Must move in and out freely b Check engine speed arm linkage Must move freely 3 Force High Speed Operation See Note 6 a Change setpoint if necessary to more than 10 F 5 6 C awa...

Page 219: ...nspect harness control box connector pins terminals See wiring schematic No physical damage to harness No damaged or corroded pins P177 CHECK EVAP SUPERHEAT TRIGGER ON After microprocessor closes the EVXV evaporator pressure fails to drop by 20 psig 1 36 Bar or fails to go below 0 psig UNIT CONTROL Engine and standby operation pre trip will fail and display PRE TRIP FAIL AND UNIT CONTROL Engine an...

Page 220: ...ge set and compare CSP reading from microprocessor display Repair and Replace if required P180 CHECK SUCTION MOD VALVE TRIGGER ON After microprocessor attempts to close CSMV suction pressure fails to drop below 4in Hg 0 14 Bar UNIT CONTROL Engine and standby operation Pretrip will fail and display PRETRIP FAIL IN TEST UNIT CONTROL Engine and standby operation Pretrip will fail and display PRETRIP ...

Page 221: ...r correction has been made clear the alarm s See Note 1 Operate the unit through the appropriate modes to see if any active alarm occurs Continue with the steps below as necessary 1 Determine Which Test This Alarm Occurred In a Review active alarm list Make a note of all alarms b Clear active alarm list c Restart and monitor pre trip Stop pre trip during Test 3 by holding Key for 6 seconds d Revie...

Page 222: ... Check Heater Element Plugs And Connections 460 VAC CIR a Disconnect heater element plug Heater resistance per Section 2 13 Remove and replace heaters if required CIR CUIT b Inspect plugs plug seal and connectors No corrosion water damage or burning discoloration Remove and replace if required 9 Verify Accuracy of AC Current Sensor a Disconnect heater element plug Heater resistance per Section 2 1...

Page 223: ...r correction has been made clear the alarm s See Note 1 Operate the unit through the appropriate modes to see if any active alarm occurs Continue with the steps below as necessary 1 Determine Which Test This Alarm Occurred In a Review active alarm list Make a note of all alarms b Clear active alarm list c Restart and monitor pre trip Stop pre trip during Test 3 by holding Key for 6 seconds d Revie...

Page 224: ... Check Heater Element Plugs And Connections 460 VAC CIR a Disconnect heater element plug Heater resistance per Section 2 13 Remove and replace heaters if required CIR CUIT b Inspect plugs plug seal and connectors No corrosion water damage or burning discoloration Remove and replace if required 9 Verify Accuracy of AC Current Sensor a Disconnect heater element plug Heater resistance per Section 2 1...

Page 225: ...ear the alarm s See Note 1 Operate the unit through the appropriate modes to see if any active alarm occurs Continue with the steps below as necessary 1 Check Return Air Sensor a Inspect Return Air Sensor connector No physical damage to harness No moisture damaged or corroded pins 1MP Plug is connected tightly to microprocessor No wires are pushed back through plug b Check Return Air Sensor resist...

Page 226: ...has been made clear the alarm s See Note 1 Operate the unit through the appropriate modes to see if any active alarm occurs Continue with the steps below as necessary 1 Determine Which Test This Alarm Occurred In a Review active alarm list Make a note of all alarms b Clear active alarm list c Restart and monitor pre trip Stop pre trip during Test 3 by holding Key for 6 seconds d Review active alar...

Page 227: ... Check Heater Element Plugs And Connections 460 VAC CIR a Disconnect heater element plug Heater resistance per Section 2 13 Remove and replace heaters if required CIR CUIT b Inspect plugs plug seal and connectors No corrosion water damage or burning discoloration Remove and replace if required 9 Verify Accuracy of AC Current Sensor a Disconnect heater element plug Heater resistance per Section 2 1...

Page 228: ...ion has been made clear the alarm s See Note 1 Operate the unit through the appropriate modes to see if any active alarm occurs Continue with the steps below as necessary 1 Determine Which Test This Alarm Occurred In a Review active alarm list Make a note of all alarms b Clear active alarm list c Restart and monitor pre trip Stop pre trip during Test 3 by holding Key for 6 seconds d Review active ...

Page 229: ...Check Heater Element Plugs And Connections 460 VAC CIR a Disconnect heater element plug Heater resistance per Section 2 13 Remove and replace heaters if required CIR CUIT b Inspect plugs plug seal and connectors No corrosion water damage or burning discoloration Remove and replace if required 9 Verify Accuracy of AC Current Sensor a Disconnect heater element plug Heater resistance per Section 2 13...

Page 230: ...air or correction has been made clear the alarm s See Note 1 Operate the unit through the appropriate modes to see if any active alarm occurs Continue with the steps below as necessary 1 Determine Which Test This Alarm Occurred In a Review active alarm list Make a note of all alarms b Clear active alarm list c Restart and monitor pre trip Stop pre trip during Test 3 by holding Key for 6 seconds d ...

Page 231: ... 8 Check Heater Element Plugs And Connections 460 VAC CIR a Disconnect heater element plug Heater resistance per Section 2 13 Remove and replace heaters if required CIR CUIT b Inspect plugs plug seal and connectors No corrosion water damage or burning discoloration Remove and replace if required 9 Verify Accuracy of AC Current Sensor a Disconnect heater element plug Heater resistance per Section 2...

Page 232: ...ps below as necessary 1 Check Evaporator High Temperature Switch 2EVHTS a Inspect for open 2EVHTS per wiring diagram If open replace switch as required 2 Check Amp Draw of CDCON Heater Circuit a Use a clamp on ammeter to check the current draw of all 3 legs Must be within range shown in Section 2 13 for all three legs 3 Check Heater Elements a Check heater elements No visual physical damage No blo...

Page 233: ...nually reset via keypad or by turning the unit off then back on again NOTE Follow the steps below until a problem is found Once a repair or correction has been made clear the alarm s See Note 1 Operate the unit through the appropriate modes to see if any active alarm occurs Continue with the steps below as necessary 1 Check wiring to DPT SPT a Verify that correct wires are connected to each transd...

Page 234: ...w until a problem is found Once a repair or correction has been made clear the alarm s See Note 1 Operate the unit through the appropriate modes to see if any active alarm occurs Continue with the steps below as necessary 1 Check Return Air Sensor a Inspect Return Air Sensor connector No physical damage to harness No moisture damaged or corroded pins 1MP Plug is connected tightly to microprocessor...

Page 235: ...rrection has been made clear the alarm s See Note 1 Operate the unit through the appropriate modes to see if any active alarm occurs Continue with the steps below as necessary 1 Determine Which Test This Alarm Occurred In a Review active alarm list Make a note of all alarms b Clear active alarm list c Restart and monitor pre trip Stop pre trip during Test 3 by holding Key for 6 seconds d Review ac...

Page 236: ... 8 Check Heater Element Plugs And Connections 460 VAC CIR a Disconnect heater element plug Heater resistance per Section 2 13 Remove and replace heaters if required CIR CUIT b Inspect plugs plug seal and connectors No corrosion water damage or burning discoloration Remove and replace if required 9 Verify Accuracy of AC Current Sensor a Disconnect heater element plug Heater resistance per Section 2...

Page 237: ...OTE Follow the steps below until a problem is found Once a repair or correction has been made clear the alarm s See Note 1 Operate the unit through the appropriate modes to see if any active alarm occurs Continue with the steps below as necessary 1 Check CCONR a Inspect heater contactor coil and wire connections No damage to coil No damaged or corroded pins b Check contactor coil resistance Refer ...

Page 238: ...Follow the steps below until a problem is found Once a repair or correction has been made clear the alarm s See Note 1 Operate the unit through the appropriate modes to see if any active alarm occurs Continue with the steps below as necessary 1 Check GENCONR a Inspect heater contactor coil and wire connections No damage to coil No damaged or corroded pins b Check contactor coil resistance Refer to...

Page 239: ...ponent Circuit Wiring a Inspect component and wiring No damage or corrosion Connector fits together tightly no moisture inside b Check operation of component FET 19 Energize circuit see Note 2 LED must be ON c Check voltage to component Must be 11 VDC or higher across the 2 wires 4 Check Component Circuit Wiring a Inspect harness control box connector pins terminals See wiring schematic No physica...

Page 240: ...al damage to harness No damaged or corroded pins 3 Check Remote Sensor Connector 2 Compartment Units Only a Locate and inspect remote sensor connector Cap is in place No physical damage No moisture or corrosion P212 C3 CHECK DEFROST SENSOR 3DTT TRIGGER ON Defrost Sensor for Compartment 3 is not within the range of 53 F to 158 F 47 C to 70 C UNIT CONTROL Engine and standby operation pre trip will f...

Page 241: ...nterval in Configuration List as required Hour Meter is reset in the Functional Parameter list Follow maintenance interval recommendations in Section 8 1 224 STANDBY MAINTENANCE DUE TRIGGER ON The electric motor Hour Meter time has expired GG O e e ect c oto ou ete t e as e p ed UNIT CONTROL Alarm Only Alarm Light will NOT be turned on RESET CONDITION Alarm may be manually reset via keypad 1 Check...

Page 242: ...set Interval in Configuration List as required Hour Meter is reset in the Functional Parameter list Follow maintenance interval recommendations in Section 8 1 226 SERVICE SOON PM 1 DUE TRIGGER ON The Maintenance Hour Meter 1 time has expired GG O e a te a ce ou ete t e as e p ed UNIT CONTROL Alarm Only Alarm Light will NOT be turned on RESET CONDITION Alarm may be manually reset via keypad 1 Check...

Page 243: ...figuration List as required Hour Meter is reset in the Functional Parameter list Follow maintenance interval recommendations in Section 8 1 228 SERVICE SOON PM 3 DUE TRIGGER ON The Maintenance Hour Meter 3 time has expired GG O e a te a ce ou ete 3 t e as e p ed UNIT CONTROL Alarm Only Alarm Light will NOT be turned on RESET CONDITION Alarm may be manually reset via keypad 1 Check Unit Maintenance...

Page 244: ...ist as required Hour Meter is reset in the Functional Parameter list Follow maintenance interval recommendations in Section 8 1 230 SERVICE SOON PM 5 DUE TRIGGER ON The Maintenance Hour Meter 5 time has expired GG O e a te a ce ou ete 5 t e as e p ed UNIT CONTROL Alarm Only Alarm Light will NOT be turned on RESET CONDITION Alarm may be manually reset via keypad 1 Check Unit Maintenance Records a S...

Page 245: ... appears in the display turn back on b Valid Setpoint can not be entered appears in the display Replace microprocessor 233 MODEL ERROR TRIGGER ON There is an error in the Model Number that is stored in the microprocessor memory GG O e e s a e o t e ode u be t at s sto ed t e c op ocesso e o y UNIT CONTROL Unit Shutdown Alarm RESET CONDITION Auto Reset only when a valid Model number is entered NOTE...

Page 246: ...ent b Check for valid Model number in Data List Valid number is present Alarm is cleared R l i c Valid model number can not be entered Replace microprocessor 235 CONTROL SERIAL ERROR TRIGGER ON There is an error in the Microprocessor Serial Number that is stored in the microprocessor memory microprocessor memory UNIT CONTROL Unit Shutdown Alarm RESET CONDITION Auto Reset only when a valid Model nu...

Page 247: ...sent Alarm is cleared R l i c Valid Functional Parameter s can not be entered Replace microprocessor 237 FUNCTION PARAMETERS ERROR TRIGGER ON There is an error in one or more of the Functional Parameters that are stored in the microprocessor memory p y UNIT CONTROL Incorrect Functional Parameter s will be automatically set for default value RESET CONDITION Auto Reset when valid Functional Paramete...

Page 248: ...tions in Data List Valid number is present Alarm is cleared R l i c Valid Configurations can not be entered Replace microprocessor 239 CONFIGURATIONS 2 ERROR TRIGGER ON There is an error in Configuration Group 2 that is stored in the microprocessor memory UNIT CONTROL Incorrect Configuration s will be automatically set for default value UNIT CONTROL Incorrect Configuration s will be automatically ...

Page 249: ...or valid Configurations in Data List Valid number is present Alarm is cleared R l i c Valid Configurations can not be entered Replace microprocessor 241 ALARM STATUS ERROR TRIGGER ON There is an error in an Alarm that is stored in the Microprocessor memory UNIT CONTROL Alarm Only UNIT CONTROL Alarm Only RESET CONDITION Auto Reset when valid Configuration s are entered or alarm may be manually rese...

Page 250: ...ccessful b Discharge Pressure Sensor can not be successfully calibrated Replace microprocessor 243 SUCTION EVAP CALIBRATE ERROR TRIGGER ON There is an error in the Suction Evaporator Pressure Sensor Calibration value stored in the microprocessor memory p y UNIT CONTROL Alarm only RESET CONDITION Auto Reset when the Suction Evaporator Pressure Sensor is calibrated successfully or alarm may be manua...

Page 251: ...sent b Check for valid Configurations in Data List Valid number is present Alarm is cleared R l i c Valid Configurations can not be entered Replace microprocessor 246 EEPROM WRITE FAILURE TRIGGER ON here is an error in the ability to write information to be stored in the memory UNIT CONTROL Alarm only UNIT CONTROL Alarm only RESET CONDITION Alarm may be manually reset via Keypad or by turning the ...

Page 252: ...rs up OK Valid number is present b Check for valid Configurations in Data List Valid number is present Alarm is cleared R l i c Valid Configurations can not be entered Replace microprocessor 248 CONFIGURATION MODE HP2 ERROR TRIGGER ON EEPROM configuration is out of range GG O O co gu at o s out o a ge UNIT CONTROL Shutdown and alarm RESET CONDITION Auto Reset only when valid info is available for ...

Page 253: ...e alarm s See Note 1 Operate the unit through the appropriate modes to see if any active alarm occurs Continue with the steps below as necessary 1 Check Microprocessor a Check Temperature Sensor Data Must be valid reading for RAT SAT AAT etc b Check for any Active Sensor Alarms Must all be cleared 2 Check Microprocessor Unit Wiring a Check Wiring to Micro and at input devices to the micro Must not...

Page 254: ...section 608 8 1 MAINTENANCE SCHEDULE For the most reliable operation and for maximum life your unit requires regular maintenance This includes oil and filter changes fuel and air filter replacement coolant replacement and pretrip inspections Maintenance should be performed according to the following schedule Table 8 1 Maintenance Schedule SYSTEM OPERATION REFERENCE SYSTEM OPERATION REFERENCE SECTI...

Page 255: ...fan amperages 4 Check compressor amperage 5 Check heater amperages 2 13 2 13 2 13 2 13 2 13 Refrigera tion System 1 Check air switch and calibrate 2 Check clean evaporator coil and defrost drain hoses 3 Check operating refrigerant pressure 4 Check calibration of suction pressure transducer 5 Perform Quick Check procedure 6 Perform Pre Trip inspection 7 Check manual defrost operation 2 12 8 26 Chec...

Page 256: ...all defrost water drains Place in Continuous Run and start unit IMMEDIATELY AFTER STARTING EN GINE Check fuel lines and filters for leaks Check oil lines and filters for leaks Check coolant hoses for leaks Check exhaust system for leaks Check condenser fan for proper airflow Check evaporator fan for proper airflow Check for unusual noises PRETRIP Initiate Pre Trip List any Pre trip Alarms AFTER OP...

Page 257: ...wise to unlock it S L O W L Y up down once per second pump the manual plunger until positive pressure resistance is felt This may take up to 200 strokes This will indicate fuel flow 3 Continue to pump S L O W L Y up down once per second approximately 100 more strokes to fill the filter and bleed the air out of the lines 4 Start engine It may be necessary to continue to pump until the engine starts...

Page 258: ...4 To install reverse steps 1 through 3 8 4 2 Electrical Pump Optional See Figure 8 3 To Check or Replace Filter 1 Remove 3 screws from cover item 1 Figure 8 3 2 Remove cover gasket and filter 3 Wash filter in cleaning solvent and blow out with air pressure Clean cover WARNING Carefully protect eyes from solvent 4 To Install reverse above steps 1 2 3 1 Cover 2 Gasket 3 Filter Figure 8 3 Electric Fu...

Page 259: ...urn the Empty screw counter clockwise until the display indicates 0 DO NOT ADJUST ANY FURTHER g Fill the tank with fuel until full h Slowly turn the Full adjusting screw counter clock wise until the display indicates 100 DO NOT AD JUST ANY FURTHER Red Wire A to SPK5 12VDC Input White Wire B to 1MP26 Micro Input Black Wire C to SP24 Ground Figure 8 4 Fuel Level Sensor Wiring 8 5 2 Testing The 0 To ...

Page 260: ... itself will damage the cooling system Always add pre mixed 50 50 anti freeze and water to ra diator engine Never exceed more than a 60 concentration of anti freeze Use a low silicate anti freeze meeting GM specifica tions GM 6038M for standard life coolant or use Texaco Havoline extended life coolant or any other extended life coolant which is Dexcool approved and has 5 150 5 years 150 000 miles ...

Page 261: ...ec tive or a worn wire the MessageCenter will show Suction Pressure 14 7 PSIG 1 Bar Discharge Pressure PSIG 0 Bar Engine RPM 0 8 6 4 Lube Oil Filters After warming up the engine stop engine place shallow drain pan under filter and remove filter Lightly oil gasket on new filter before installing Tighten per the filter manufacturer s directions CAUTION When changing oil filters the new filters shoul...

Page 262: ...the performance and life of the engine The air cleaner is designed to effectively remove contaminants from the air stream entering the engine An excessive accumulation of these contaminants in the air cleaner will impair its operation therefore a service schedule should be set up and followed The following simple service steps are easily made while the engine is being serviced in the field 1 Check...

Page 263: ...The entire circuit may be tested using Component Test Mode Refer to Section 5 2 2 b To test individual glow plugs disconnect all glow plugs from each other and place an ammeter or clip on ammeter in series with each glow plug and ener gize the plugs See Table 2 5 forglow plugamperage 8 6 9 Water Pump V Belt The water pump v belt is driven by a sheave on the engine crankshaft Frayed cracked or worn...

Page 264: ...rease NOTE The evaporator blower assemblies are different for each side and will rotate in opposite directions There are two blower motor assemblies See Table 8 2 for correct identification Table 8 2 Blower wheels identification DESCRIPTION ROTATION FAN COLOR Road Side Blower Counter Clockwise Black Curb Side Blower Clockwise Off White 1 Replacing Blower Assembly See Figure 8 10 a From condenser t...

Page 265: ...and charges the 12 Vdc battery Figure 8 11 Battery Charger 8 8 2 Checking Battery Charger NOTE The battery must be in good condition before doing the following test 1 Run the unit with the battery charger connected as usual NOTE If there is no load connected at the Vdc output the battery charger will not deliver voltage 2 Put an ammeter on the 12 Vdc output of the battery charger If current are be...

Page 266: ...erated and is being placed into storage for any period of time a P D George 11127 type air dry fungus resistant varnish should be applied The finest insulation job can be very quickly broken down by carelessly applying high voltage to windings in a moisture saturated condition Failure to follow these guide lines could easily cause a breakdown making it necessary to return the generator to the fact...

Page 267: ...erating as the power generator supplies HIGH VOLTAGE AND MAGNETIC FIELD 2 3 1 Disconnect the battery 2 Remove the engine oil fill cap 3 Remove muffler nuts Figure 8 12 Generator Removal 4 6 5 4 Disconnect ground wire 5 Disconnect the 2 generator sensors GENT if existing 6 Cut the 3 generator cables near ground strap Figure 8 13 Generator Removal 7 8 8 9 7 Loosen the harness plate on the right side...

Page 268: ...igure 8 16 Generator Removal CAUTION The mica shim must be used during disas sembly of the generator from the engine Never attempt to remove the rotor from the stator Leave the shim in place until the gen erator is re installed on the engine 17 20 19 17 Remove 3 of the 6 flywheel bolts on generator 18 Insert 3 guiding rods P N SKM 5671 19 Place the mica shim between the rotor and the stator prior ...

Page 269: ... 18 Generator Removal 8 9 5 Generator Assembly Procedure 8 4 5 1 2 3 15 6 9 11 13 12 7 9 10 14 1 Screw Stator Cover 2 Washer Stator Cover 3 Fan Cover 4 Fan Mount Screw 5 Fan Mount Washer 6 Rotor 7 Stator 8 Spacer 9 Dowel Pin 10 Bell Housing 11 Flywheel Bolt 12 Fan 13 Generator Leads 14 Access Cover 15 Grommet Figure 8 19 Generator Assy P N 54 00553 51 ...

Page 270: ... mate the stator with the spacer installed in step 3 Ensure the dowel pins in the bell housing are fully en gaged in the stator NOTE The generator should slide freely on the guide rods if the holes in the generator rotor are matched correctly with the crank shaft holes Otherwise it will bind up and the stator will not mate properly with the spacer 10 Install three screws and three washers to the r...

Page 271: ...rclockwise to close off gauge connection and attach manifold gauges to valves b Open valves two turns clockwise Purge gauge line c Frontseat the receiver manual shut off valve King Valve by turning clockwise Start unit and run in high speed cooling Place SROS in the OFF position when compressor suction pressure approaches 1 PSIG 0 1 Bar d Frontseat close by turning clockwise suction ser vice valve...

Page 272: ...tial tools to properly evacuate and dehydrate any system include a good vacuum pump 5 cfm 8m H volume displacement P N 07 00176 11 and a good vacuum indicator such as a thermocouple vacuum gauge vacuum indicator 07 00414 00 NOTE The use of a compound gauge is not recom mended because of its inherent inaccuracy c Keep the ambient temperature above 60_F 15 6_C to speed evaporation of moisture If amb...

Page 273: ... Evacuation Manifold 4 Valve 5 Vacuum Gauge 6 Vacuum Pump 7 Condenser 8 King Valve 9 Receiver 10 Suction Service Valve 11 Compressor 12 Discharge Service Valve 13 Compressor Suction Modulation Valve SMV 14 Evaporator 15 Compartment 2 Evaporator 16 Compartment 3 Evaporator Figure 8 21 Vacuum Pump Connection ...

Page 274: ...l liquid may not be pulled into the receiver as outlined in step d In this case frontseat the receiver outlet valve King Valve and run the unit in cooling until the correct amount of refrigerant is added e When drum weight scale indicates that the correct charge has been added close liquid line valve on drum and backseat the king valve f Start unit in cooling mode Run approximately ten minutes Par...

Page 275: ...iring from compressor terminals and re move compressor junction box c Remove bolts from service valve flanges d Remove compressor bolts e Remove compressor Refer to section 2 11 for weight of compressor f Remove all external compressor components WARNING Relieve internal pressure of replacement compressor by slightly loosening the bolts of both service valve flanges blank valve pads and then light...

Page 276: ...tem 7 8 14 3 Compressor Reassembly To clean compressor parts use a suitable solvent with proper precautions Coat all moving parts with the prop er compressor oil before assembly Refer to Table 8 3 for applicable compressor torque values a Suction and discharge valves If the valve seats look damaged or worn replace valve plate assembly Always use new valves because it is dif ficult to reinstall use...

Page 277: ... correct oil level range should be between the bottom to one eighth level of the sight glass If the level is above one eighth oil must be removed from the compressor To remove oil from the compressor follow step d in this section If the level is below the bottom of the sight glass add oil to the compressor following step b be low b Adding Oil With Compressor In System In an emergency where an oil ...

Page 278: ...der heads are controlled by the Advance Microprocessor Refer to Section 2 3 3 a Manual Checkout procedure 1 Initiate Pretrip 2 Connect manifold gauges to the compressor suction and discharge service valves and start unit in cooling with the trailer temperature at least 5_F 2 8_C above set point and the compressor will be fully loaded both unloader coils are de energized Note suction pressure 3 Unp...

Page 279: ... on the coil housing 3 Place new coil over enclosing tube retainer and con nect wiring 4 Check unit operation by running Pretrip Refer to Section 3 5 Use tool torque stem nut to 2 8 to 20 22 ft lbs 3 0 Mkg Torque 3 Bolts to 12 16 ft lbs Note When installing coil make sure roll pin is fitted into stem nut and coil seats properly onto pintokeepitfromrotating 1 2 3 4 5 6 7 8 9 10 11 12 1 Coil Assembl...

Page 280: ...h the evaporator load and b prevention of liquid refrigerant entering the compressor Unless the valve is defective it seldom requires any maintenance Make sure the EVXV coil is snapped down fully and the coil retention tab is properly seated in one of the valve body dimples 1 Coil 2 Electronic expansion valve Figure 8 29 Electronic expansion valve FLOW DIRECTION 1 2 8 17 1 Replacing Expansion Valv...

Page 281: ...OSTATIC EXPANSION VALVES REMOTE COMPARTMENTS NOTE Place unit in Service Mode before performing the following operations on the unit Refer to Section 5 2 3 The thermostatic expansion valve TXV is an automatic device which maintains constant superheat of the refrigerant gas leaving the evaporator regardless of suction pressure The valve functions are a automatic response of refrigerant flow to match...

Page 282: ...ration temperature corresponding to the evapo rator outlet pressure g Note the temperature of the suction gas at the ex pansion valve bulb h Subtract the saturation temperature determined in Step f from the average temperature measured in Step g The difference is the superheat of the suction gas 8 19 CHECKING AND REPLACING HIGH PRES SURE CUTOUT SWITCH HPS 8 19 1 Replacing High Pressure Switch a Pu...

Page 283: ...cutout and cut in points are shown in Section 2 12 e Close valve on cylinder and open bleed off valve f Open cylinder valve Slowly close bleed off valve and increase pressure until the switch opens If light is used light will go out and if an ohmmeter is used the meter will indicate open Open pressure on gauge Slowly open bleed off valve to decrease pressure until switch closes light will light or...

Page 284: ...ng the display will either show DISCHARGE PRESSURE 0 0 Bar PSIG or the message CALIBRATION UNSUCCESSFUL e When DISCHARGE PRESSURE 0 0 Bar PSIG appears the offset has been saved into the micropro cessor memory and the calibration is complete f If the calibration was unsuccessful either there is more than 0 Bar PSIG on the transducer or the trans ducer is further away from 0 than an offset will allo...

Page 285: ...OMPRESSOR SUCTION PRESSURE TRANSDUCER CSP AND EVOP LOW RANGE PRESSURE TRANSDUCER CSP EVOP OUTPUT VOLTAGE WITH 5V SUPPLY VOLTS PRESSURE PSIG 8 21 1 Calibrating Compressor Suction Pressure Transducer The Compressor Suction Pressure Transducer CSP has a range of 14 7 to100 PSIG 1 to 6 8 Bar Because of this much smaller range calibration of the CSP is not required 8 21 2 Testing Compressor Suction Pre...

Page 286: ...e fer to Section 8 10 1 b Unscrew the sight glass assembly Wrap threads with teflon tape or spread some sealing compound on pipe threads of new sight glass assembly or plug and install The torque value for the sight glass as sembly is 37 44 ft lbs 5 1 to 6 1 Mkg c Leak check receiver sight glass Section 8 11 d After leak checking unit evacuate and dehydrate as outlined in Section 8 11 e Add refrig...

Page 287: ...RNING Carrier Transicold does not recommend al lowing the compressor to pull less than 0 PSIG Bar at any time 3 Once the unit has reached suction pressure of 0 PSIG BAR switch the unit to OFF using the SROS After the engine shuts down the microprocessor will fully close the SMV NOTE Carefully listen to the valve When the unit is off and the valve is closing the valve will make a ratcheting noise t...

Page 288: ...y using Stepper Motor Tester CTD special tool P N 07 00375 00 to manu ally open the valve to 100 before it is installed f Torque the 2 1 8 nut to 35 to 40 ft lbs 4 8 to 5 5 Mkg g Reconnect the SMV connector to the engine harness NOTE Place unit in Service Mode before pumping down and or removing the refrigeration charge Refer to Section 5 2 3 h Evacuate the low side of therefrigeration system Re f...

Page 289: ...Cleaning The use of recycled cardboard cartons is increasing across the country The recycled cardboard cartons create much more fiber dust during transport than new cartons The fiber dust and particles are drawn into the evaporator where they lodge between the evaporator fins If the coil is not cleaned on a regular basis sometimes as often as after each trip the accumulation can be great enough to...

Page 290: ...40 40 336 500 18 7 8 49 060 76 24 4 10 250 134 56 7 2 809 38 38 9 312 600 20 6 7 46 230 78 25 6 9 760 136 57 8 2 697 36 37 8 290 600 22 5 6 43 580 80 26 7 9 299 138 58 9 2 590 34 36 7 270 300 24 4 4 41 100 82 27 8 8 862 140 60 0 2 488 32 35 6 251 500 26 3 3 38 780 84 28 9 8 449 142 61 1 2 390 30 34 4 234 200 28 2 2 36 600 86 30 0 8 057 144 62 2 2 297 28 33 3 218 200 30 1 1 34 560 88 31 1 7 686 146...

Page 291: ... 1 647 700 38 3 3 275 410 18 27 8 1 538 950 40 4 4 260 590 16 26 7 1 438 120 42 5 5 246 670 14 25 6 1 344 580 44 6 6 233 570 12 24 4 1 257 770 46 7 7 221 260 10 23 3 1 177 150 48 8 9 209 670 8 22 2 1 102 240 50 10 198 760 6 21 1 1 032 600 52 11 1 188 490 4 20 967 830 54 12 2 178 820 2 18 9 907 560 56 13 3 169 700 0 17 8 851 450 58 14 4 161 100 2 16 7 799 180 60 15 5 152 990 4 15 6 750 470 62 16 6 ...

Page 292: ...60 182 2 920 98 36 7 61 040 165 73 9 15 450 370 187 8 830 100 37 8 58 330 170 76 7 14 070 380 193 3 740 102 38 9 55 770 175 79 4 12 870 390 198 9 670 104 40 0 53 330 180 82 2 11 750 400 204 4 600 106 41 1 51 010 185 85 0 10 750 410 210 0 540 108 42 2 48 800 190 87 8 9 870 420 215 6 490 110 43 3 46 710 195 90 6 9 050 430 221 1 450 112 44 4 44 710 200 93 3 8 320 440 226 7 410 114 45 5 42 820 205 96 ...

Page 293: ...6 60 8 7 126 1 20 4 2 0 29 1 18 65 9 5 137 4 19 2 2 1 30 9 21 70 10 3 149 4 18 0 2 3 32 8 24 75 11 2 162 1 17 2 2 4 34 8 27 80 12 1 175 5 16 4 2 5 36 8 29 85 13 1 189 6 14 6 2 7 38 9 32 90 14 1 204 5 13 8 2 8 41 1 35 95 15 2 220 2 12 10 3 0 43 3 38 100 16 3 236 8 11 12 3 1 45 6 41 105 17 5 254 2 10 14 3 3 48 0 43 110 18 8 272 4 9 16 3 5 50 4 46 115 20 1 291 6 8 18 3 7 52 9 49 120 21 5 311 8 7 20 3...

Page 294: ... 3 Water in fuel system Drain Sump St t t k Plugged fuel filter s Replace Starter motor cranks but engine fails to start Plugged fuel lines to injector s Check but engine fails to start Fuel control operation erratic Engine Manual Glow plug s defective 8 6 8 Fuel solenoid defective Engine Manual Optional fuel pump FP malfunction 8 3 Starter cranks engages Engine lube oil too heavy 2 9 g g but dies...

Page 295: ...tor turns but pinion does not engage Pinion or ring gear obstructed or worn Clean both remove burrs or replace apply grease Starter motor does not disengage Glow Crank switch defective Replace g g after switch has been released Starter motor solenoid defective Engine Manual Pinion does not disengage after switch is released Defective starter Engine Manual 9 1 5 Malfunction In The Engine Starting C...

Page 296: ...correct fuel injection pump timing Engine Manuall Incorrect valve timing Engine Manual Poor compression Engine Manual Vibration Engine shockmounts defective Replace Vibration Poor compression Engine Manual Restriction in air cleaner 8 6 6 Exhaust pipe restriction Removel Restriction in water jacket Engine Manual Overheating Restriction in radiator 8 6 2 Overheating Coolant level too low 8 5 1l Loo...

Page 297: ...ot charge Open input circuit breaker Charger is not receiving AC input Reset Using a voltme ter confirm charger is re ceiving correct 230v AC volt age If not check input connections Charger output is not connected to 12 volt battery Check output wiring connec tions to battery Defective charger Replace Low output voltage measured across charger output Battery not connected to charger It is normal t...

Page 298: ...ge High resistance connections connections warm or hot Clean and Tighten Fluctuating speed Correct Fluctuating voltage Irregular speed of engine Engine Manual Fluctuating voltage Loose terminal or load connections Tighten High voltage Excessive engine speed Correct Generator overloaded Check Overheating Clogged ventilation openings Clean Overheating Insufficient circulation Check Fan Unbalanced lo...

Page 299: ...ator airflow 9 4 10 Suction Modulation Valve malfunction 8 23 9 4 3 Unit Operates Long Or Continuously In Cooling Trailer Hot Load Allow time to pull down Trailer Defective box insulation or air leak Correct Refrigeration system Abnormal pressure 9 4 7 Refrigeration system Temperature controller malfunction 9 4 9 Compressor Defective 8 14 9 4 4 Unit Will Not Heat Or Has Insufficient Heating Evapor...

Page 300: ...l Box Down Will not initiate defrost automatically Defrost air switch DAS defective 8 24 8 25 automatically Loose terminal connections Tighten Air sensing tubes defective or disconnected Check Microprocessor defective Replace Will not initiate defrost manually Loose terminal connections Tighten Will not initiate defrost manually DTT2 is above 40_F 4 4_C Cool Box Down Unit has been running less tha...

Page 301: ...r fan s rotating backwards 8 7 3 Discharge pressure regulator valve defective Replace Suction modulation valve malfunction 8 23 King valve partially closed Open High suction pressure Compressor valves s worn or broken 8 14 High suction pressure Compressor gasket s defective 8 14 Suction and discharge pressures tend to equalize Compressor valves defective 8 14 pressures tend to equalize when unit i...

Page 302: ...g too low 8 17 External equalizer line plugged Open Low superheat and liquid Ice holding valve open 8 12 Low superheat and liquid slugging in compressor Foreign material in valve Clean Pin and seat of expansion valve eroded or held open by foreign material 8 17 Improper bulb location or installation 8 17 Fluctuating suction pressure Low superheat setting 8 17 High superheat Broken capillary 8 17 9...

Page 303: ...10 1 62 11039 ...

Page 304: ...K14 ENCL5 ENGINE COOLANT LOW LEVEL SENSOR OPT CONNECT C11 ENCT ENGINE COOLANT TEMPERATURE K13 ENOL5 ENGINE OIL LOW LEVEL SENSOR OPT CON NECTOR ZONE ACRONYM LEGEND B15 ENOPS ENGINE OIL PRESSURE SWITCH D11 ENRPM ENGINE RPM SENSOR J9 P2 1EVCON MOTOR CONTACTOR EVAP 1 J11 P10 2EVCON MOTOR CONTACTOR EVAP 2 J13 R10 3EVCON MOTOR CONTACTOR EVAP 3 L10 1EVHTS EVAP 1 HIGH TEMPERATURE SWITCH L11 2EVHTS EVAP 2 ...

Page 305: ...VAP 2 3 MTR C5 LS LANGUAGE SWITCH K10 K12 2 3LSV LIQUID SOLENOID VALVE EVAP 2 3 ZONE ACRONYM LEGEND E3 E15 MP MICROPROCESSOR BOARD E7 OCC OPTIONAL CONTROL PANEL CONNECTOR Q11 OCJ1 OPTIONAL CONTROL PANEL CONNECTOR JUMPER H1 OGF OVERLOAD GROUND FAULT E4 PWR POWER MICRO A3 S14 PRM PHASE REVERSAL MODULE T14 D2 U15 PSCON POWER SUPPLY CONTACTOR J7 R14 PSCONR POWER SUPPLY CONTACTOR RELAY A2 PSR POWER PLU...

Page 306: ... 30 SP16 EVOP A 17 6 30 ENCT 18 7 SP2 CST 19 10 SP14 EVOT 19 32 SP14 CDT 20 9 1DTT 21 34 SP42 2DTT 21 8 SP42 3DTT 21 3 SP42 2SAT 21 31 SP42 AAT 22 11 1SAT 23 35 SP12 1RAT 23 12 SP12 2RAT 23 33 SP12 3RAT 23 4 SP12 CSP C 29 15 30 CSP B 30 15 29 SPK7 CDP B 30 5 16 SPK7 Component Terminal EVOP B 30 6 17 SPK7 2SAT 31 21 SP42 EVOT 32 19 2RAT 33 23 1DTT 34 21 1SAT 35 23 Unused terminals 1 2 13 14 24 25 2...

Page 307: ... 32 EVXV D 22 11 12 23 35 EVXV A 23 11 12 22 35 HC19 26 ENOLS B 28 SP15 29 ENRPM A 31 7 18 CSMV B 32 8 19 20 EVXV C 35 11 12 22 23 Unused terminals 1 9 10 14 21 24 25 27 30 33 34 3MP GREY Component Terminal SLP2 C 3 15 27 SLP C 5 17 29 2HTCON2 6 3HTCON2 7 3EVCON 8 3LSV 9 UL1 12 SLP2 B 15 3 27 SLP B 17 5 29 2LSV 18 FL 19 DL 20 UL2 23 SLP2 A 27 3 15 SLP A 29 5 17 2EVCON 30 ARL 32 3HTCON1 33 2HTCON1 ...

Page 308: ...2 3 15 PRM OUT 4 DISP KEY1 RED 3 HTCON1R 2 4 13 14 SP14 GCS 2 5 6 DISP KEY1 GRN 4 CCONR 2 5 1 GCS 3 6 5 DISP KEY1 BRN 5 CDCON A1 6 2 PSCONR2 7 DISP KEY1 BLU 6 GENCONR 2 7 SPK2 8 DISP KEY1 ORG 7 CT2 OGF 8 GPR 9 DISP KEY1 YEL 8 CT3 CT4 OGF 9 SSR 10 CT3 OGF 10 HTCON1R 2 13 4 14 HTCON2 A1 14 4 13 1EVCON A1 15 3 Unused terminals 11 12 Unused terminals 3 11 12 Unused terminals None ...

Page 309: ... Terminal OGF OV HC 1 1 HC 2 MPQC 3 2 MPQC 1 HC 3 3 MPQC 1 HC 4 4 RCR 2 HC 7 7 HC 8 SSR 87 8 HC 9 C2 1 9 HC 12 F5 B 12 GPR 87 HC 14 14 GRD HC 15 15 SP1 HC 16 16 RCR 3 HC17 17 SPK2 HC 18 18 GENCONR 1 HC 19 19 Unused Teminals 5 6 11 13 ...

Page 310: ...10 8 62 11039 BASED ON ENGINEERING SCHEMATIC 62 60926 REV G NEXT SHT ...

Page 311: ...10 9 62 11039 FROM PREVIOUS SHT ...

Page 312: ...tion Mode 5 3 Continuous Run Operation 3 11 4 4 Controller Sensor 8 37 Cool Mode 4 4 D Data Ohms And Amps 2 23 Data Recording 3 29 Default Mode 4 7 Defrost Air Switch 8 36 Defrost Cycle 8 35 Defrost Initiation And Start 4 8 Defrost Modes 4 7 Defrost Operation 4 7 Defrost Safety 2 21 Defrost Temperature Sensor 2 10 Defrost Termination 4 8 Defrost Termination Thermistor 2 21 Defrost Timer 2 21 Dehyd...

Page 313: ...20 M Maintenance Schedule 8 1 Manual Defrost 3 14 Manual Defrost 3 14 MessageCenter 2 16 MessageCenter 6 1 Microprocessor Replacement 5 19 N Null Mode 4 6 O Output Overrides 4 15 Overload Ground Fault Module OGF 2 18 P PC Mode 5 1 Pre setting Setpoints with Remote Control Panel 3 37 Pretrip 3 6 Pretrip Inspection 8 3 Priming Fuel System 8 4 PRIORITY MODES 4 5 ProductShield 4 11 Pulse Cool Mode 4 5...

Page 314: ...l Panel 3 35 Stopping Unit 3 28 Suction Pressure Operation 4 18 Supply Air Limit Control 4 5 Supply Air Temperature Sensor 2 11 Switch Descriptions 2 16 System Start up 4 1 T Temperature Control 4 4 Temperature Range Lock 1 2 4 9 Thermostatic Expansion Valves 8 28 Trip Start 3 15 Troubleshooting 7 1 Troubleshooting Software Loading 5 17 U Unit Data 3 18 Unit Startup Engine Road and Electric Standb...

Page 315: ... S A www carrier transicold com North America Carrier Transicold 700 Olympic Drive Athens GA 30601 USA Tel 1 706 357 7223 Fax 1 706 355 5435 Central America and Mexico Ejercito Nacional No 418 Piso 9 Torre Yumal Col Chapultepec Morales 11570 Mexico D F Tel 5255 9126 0300 Fax 5255 9126 0373 A member of the United Technologies Corporation family Stock symbol UTX ...

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