Carrier 69NT40-541-304 Operation, Service And Parts Supplement Download

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Container Refrigeration

11, 12, 13

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7

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OPERATION, SERVICE AND PARTS

SUPPLEMENT

For

Dual Temperature Container

Refrigeration Units

69NT40-541-304 and 69NT40-541-345

T-319 Rev A

Summary of Contents for 69NT40-541-304

Page 1: ...Container Refrigeration 2 5 18 11 12 13 19 20 17 8 6 7 7 8 6 OPERATION SERVICE AND PARTS SUPPLEMENT For Dual Temperature Container Refrigeration Units 69NT40 541 304 and 69NT40 541 345 T 319 Rev A...

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Page 3: ...OPERATION SERVICE AND PARTS SUPPLEMENT For Dual Temperature Container Refrigeration Units 69NT40 541 304 and 69NT40 541 345 Carrier Corporation 2017 Printed in U S A March 2017...

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Page 5: ...2 3 Electrical Kit 2 12 2 2 4 Heater Kit 2 13 2 3 DUAL TEMP ASSEMBLY INSTALLATION KIT 2 14 2 4 REFRIGERATION SYSTEM DATA 2 15 2 5 ELECTRICAL DATA 2 15 2 6 SAFETY AND PROTECTIVE DEVICES 2 17 2 7 REFRI...

Page 6: ...N AND DEHYDRATION 6 5 6 6 1 General 6 5 6 6 2 Preparation 6 5 6 6 3 Procedure Complete System 6 6 6 6 4 Procedure Partial System 6 7 6 7 REFRIGERANT CHARGE 6 7 6 7 1 Checking the Refrigerant Charge 6...

Page 7: ...21 REMOTE EVAPORATOR WIRE HARNESS 69NT40 541 304 21 1 22 REMOTE EVAPORATOR WIRE HARNESS 69NT40 541 345 22 1 23 REMOTE EVAPORATOR HEATER KIT 69NT40 541 304 23 1 24 REMOTE EVAPORATOR HEATER KIT 69NT40 5...

Page 8: ...T 319 iv...

Page 9: ...Kit 2 13 Figure 2 15 Remote Evaporator Dual Temperature Installation Kit 2 14 Figure 2 16 Refrigeration Circuit Schematic 2 19 Figure 3 1 Display Module 3 1 Figure 3 2 Keypad 3 2 Figure 6 1 Service V...

Page 10: ...afety and Protective Devices 2 17 Table 3 1 Keypad Function 3 2 Table 3 2 Dual Temp Display Select Functions 3 3 Table 3 3 Remote Controller Alarm Indications 3 7 Table 3 4 Remote Controller Pre Trip...

Page 11: ...condenser fans Do not open the condenser fan grille or evaporator access panels before turning power off disconnecting and securing the power plug Be sure power is turned off before working on motors...

Page 12: ...wer receptacle WARNING Never use air for leak testing It has been determined that pressurized air rich mixtures of refrigerants and air can undergo combustion when exposed to an ignition source CAUTIO...

Page 13: ...operator must monitor container temperature and manually cycle operation as required to maintain temperature within required limits CAUTION The unit will remain in the DEFROST mode as long as the emer...

Page 14: ...T 319 1 4...

Page 15: ...the compressor The plate provides the unit model number the unit serial number and the unit parts identification number PID The model number identifies the overall unit configuration while the PID pr...

Page 16: ...e 2 1 Refrigeration Unit Front Section 69NT40 541 304 1 Labels and Decals 2 Control Box 3 Receiver 4 Host Liquid Line Solenoid Valve Location 5 Compressor Tubing 6 Evaporator Coil 7 Back Panel Assembl...

Page 17: ...e 2 2 Refrigeration Unit Front Section 69NT40 541 345 1 Labels and Decals 2 Control Box 3 Receiver 4 Host Liquid Line Solenoid Valve Location 5 Compressor Tubing 6 Evaporator Coil 7 Back Panel Assembl...

Page 18: ...Remote Evaporator 3 Liquid Line from Host Liquid Solenoid Valve HLSV to Host TXV 4 Liquid Line to HLSV 5 Suction Line from Remote Evaporator 6 Liquid Line to Remote Evaporator 2 1 3 Compressor Tubing...

Page 19: ...ion Service Valve 6 Suction Line from Remote Evaporator 7 Suction Line from Host Evaporator Figure 2 5 Compressor Section 69NT 541 345 1 Stepper Motor Valve Assembly 2 Connector to Power Pack 3 Steppe...

Page 20: ...Receiver 2 Sight Glass 3 Moisture Liquid Indicator 4 Fusible Plug OR Rupture Disc 5 Liquid Line Valve Bracket 6 Liquid Line Valve 7 Host Liquid Line Solenoid Valve Body 8 Host Liquid Line Solenoid Val...

Page 21: ...Figure 2 8 Control Box 69NT40 541 345 1 Phase Contactors PA PB 2 Remote Evaporator Fan Contactor VE 3 Remote Defrost Heater Contactor VH 4 Auxiliary Contactor MANUAL DEFROST INTERVAL VE PB VH PA 1 2...

Page 22: ...perature system includes a grille insert with slots for the remote connections as illustrated in Figure 2 9 Figure 2 9 Back Panel Assembly 1 Grille Insert 2 Suction Line from Remote Evaporator 3 Liqui...

Page 23: ...ping and wiring harness are mounted within the ceiling box recess to guard against damage to the components 2 2 1 Frame The remote evaporator frame accommodates the refrigeration components electrical...

Page 24: ...2 10 Figure 2 11 Remote Evaporator Frame 69NT40 541 345 1 Evaporator Skin Assembly 2 Evaporator Access Panel 3 Evaporator Top Frame 4 Evaporator Drain Pan 5 Blower Motor Venturi Ring Side View 1 2 3...

Page 25: ...valve solenoid coil and a thermal expansion valve as illustrated in Figure 2 12 The solenoid valve assembly is housed in the remote evaporator frame Figure 2 12 Remote Evaporator Refrigeration 1 Remo...

Page 26: ...or assembly a harness and trim This assembly is housed in the remote evaporator frame Figure 2 13 Remote Evaporator Electrical Kit 1 Motor Fan Assembly 2 MHD 1100 Decal S N Plate 3 MHD 1100 Evaporator...

Page 27: ...l temperature system includes an additional heater kit see Figure 2 14 This kit is located in the remote evaporator frame and consists of six resistance heaters and stainless steel heater clips Figure...

Page 28: ...uction line and low voltage cable that connect the remote evaporator to the refrigeration unit The remote guard is used to protect the remote evaporator frame assembly from damage It is fastened to th...

Page 29: ...tout 25 1 0 kg cm2 350 10 psig Cut In 18 0 7 kg cm2 250 10 psig e Refrigerant Charge Unit Configuration Charge Requirements R 134a Receiver 4 25 kg 9 37 lbs f Condenser Pressure Transducer Condenser F...

Page 30: ...50 rpm 3450 rpm Rotations Per Minute Low Speed 1425 rpm 1750 rpm Voltage and Frequency 360 460 VAC 1 25 hz 400 500 VAC 1 5 hz Voltage and Frequency using power autotransformer 180 230 VAC 1 25 hz 200...

Page 31: ...Type Sheath h Fuses Control Circuit 7 5 amps F3A F3B Controller DataCORDER 5 amps F1 F2 Emergency Defrost 5 amps FED Drain Line Heater 5 amps FDH Humidity Power Transformer 5 amps FH i Compressor Cra...

Page 32: ...or cooling in the remote or host compartments as well as an externally equalized TXV The TXV is activated by the bulb strapped to the suction line near the evaporator outlet s The valve maintains a co...

Page 33: ...ischarge HOST MODULATING VALVE PRESSURE TRANSDUCER HEAT EXCHANGER SIGHT GLASS FILTER DRIER RECEIVER TXV TXV BULB SERVICE VALVE REMOTE EVAPORATOR CONDENSER SERVICE VALVE QUENCH VALVE DISCHARGE PRESSURE...

Page 34: ...T 319 2 20...

Page 35: ...Y air probe and the con trolling probe in the frozen range will be the RETURN air probe The Supply Return light always indi cates the Host unit controlling probe 5 Supply Yellow LED Energized when the...

Page 36: ...unction codes Pre Trip Displays the pre trip selection menu Discontinues pre trip in progress Alarm List Displays alarm list and clears the alarm queue Manual Defrost Interval Displays selected defros...

Page 37: ...returning to the normal display mode 3 If more time is needed press the ENTER key to extend the time to 30 seconds Arrow Up Change or scroll a selection upward Pre trip advance or test interruption Ar...

Page 38: ...display window will display rESV 3 The right display window displays the remote evaporator SMV position in 0 100 in 1 increments 3 2 5 Remote Evaporator Defrost Interval Both compartments will defrost...

Page 39: ...apacity between the two compartments during frozen pull down For example a low remote temperature delta setting i e 0 9 degrees F will give the majority of cooling to the host unit A high remote tempe...

Page 40: ...agnostics is an independent controller function that will suspend normal refrigeration controller activities and provide preprogrammed test routines The test routines include auto mode testing which a...

Page 41: ...ote unit does not have a secondary supply tem perature sensor and AL54 is activated the remote primary return sensor reading 2 C will be used for control rAL56 Remote Primary Return Temperature Sensor...

Page 42: ...formed and the values are compared to the original saved values Condenser Pressure Control logic should be used for this test if the control ler is configured for it The quench valve if configured wil...

Page 43: ...t for loose bolts and condition of panels Make sure T I R devices are in place on access panels 8 Check condenser coil for cleanliness Wash with fresh water 9 Open control box door Check for loose ele...

Page 44: ...to Section 3 2 4 4 3 Complete Inspection Allow unit to run for five minutes to stabilize conditions and perform a pre trip diagnosis in accordance with the fol lowing paragraph 4 5 PRE TRIP DIAGNOSIS...

Page 45: ...then press the ENTER key The unit will execute the series of tests without any need for direct user interface These tests vary in length depending on the component under test While tests are running...

Page 46: ...e all test outputs will be de energized and the test selection menu will be displayed Throughout the duration of any pre trip test except the P 7 high pressure switch tests the current and pressure li...

Page 47: ...LING Remote evaporator provides air circulation only Code Select Cd52 is disabled Enable Remote Liquid Line Solenoid Valve RLSV in operative Check Replace 5 3 REMOTE SUPPLY SENSOR MALFUNCTION Remote S...

Page 48: ...T 319 5 2...

Page 49: ...seat and a gauge connection which enable servicing of the compressor and refrigerant lines Turning the valve stem clockwise all the way forward will frontseat the valve to close off the suction discha...

Page 50: ...covered within this manual The manifold gauge hose set is available from Carrier Transicold Carrier Transicold P N 07 00294 00 which includes items 1 through 6 Figure 6 3 To perform service using the...

Page 51: ...n is brought to the tool being used To connect the manifold gauge hose set do the following 1 Remove service valve stem caps and check to make sure they are backseated Remove service port caps See Fig...

Page 52: ...e This returns any liquid that may be in the high side hose to the system 3 Backseat the suction service valve Backseat both field service couplings and frontseat both manifold set valves Remove the c...

Page 53: ...3 5 kg cm2 30 to 50 psig Remove refrigerant cylinder and leak check all connections NOTE Only refrigerant 134a should be used to pressurize the system Any other gas or vapor will contami nate the sys...

Page 54: ...7 Vacuum Pump 8 Electronic Vacuum Gauge 9 Manifold Gauge Set 10 Refrigerant Cylinder 3 Test the evacuation setup for leaks by backseating the unit service valves and drawing a deep vacuum with the vac...

Page 55: ...mental laws In the U S refer to EPA section 608 1 Connect the gauge manifold to the compressor discharge and suction service valves 2 Bring the container temperature to approximately 1 7 C 35 F or 17...

Page 56: ...ears on the coil housing Figure 6 6 Host Solenoid Valve b Replacing Valve 1 To replace the unloader economizer liquid injection or expansion bypass valve pump down the unit Refer to Section 6 4 Evacua...

Page 57: ...d coil assembly from valve Remove enclosing tube assembly and related items 2 Check for foreign material in valve body 3 Install new parts NOTE Solenoid valve repair kit P N 14 00150 51 contains both...

Page 58: ...T 319 6 10 Figure 6 8 Remote Solenoid Valves Internal Parts Coil Assembly Retainer Enclosing Tube Assy Plunger Assy Seal Piston Assy Body Bracket Adapter...

Page 59: ...e system Figure 7 3 provides the wiring diagram sheet 1 for units equipped with the dual temperature system Figure 7 4 provides the wiring diagram sheet 2 for units equipped with the dual temperature...

Page 60: ...E 12 F 11 G 9 G 12 J 9 LC LOW VOLTAGE CONNECTOR F 9 G 6 G 10 G 14 J 10 K 9 L 14 M 6 PA PHASE REVERSAL CONTACTOR L 1 L 6 L 7 LEGEND SYMBOL DESCRIPTION Schematic Location PB PHASE REVERSAL CONTACTOR L...

Page 61: ...7 3 T 319 Figure 7 2 Schematic 69NT40 541 304...

Page 62: ...T 319 7 4 Figure 7 3 Unit Wiring Diagram Sheet 1 69NT40 541 304...

Page 63: ...7 5 T 319 Figure 7 4 Unit Wiring Diagram Sheet 2 69NT40 541 304...

Page 64: ...T 319 7 6 Figure 7 5 Legend 69NT40 541 345...

Page 65: ...7 7 T 319 Figure 7 6 Schematic 69NT40 541 345...

Page 66: ...T 319 7 8 Figure 7 7 Unit Wiring Diagram Sheet 1 69NT40 541 345...

Page 67: ...7 9 T 319 Figure 7 8 Unit Wiring Diagram Sheet 2 69NT40 541 345...

Page 68: ...T 319 7 10...

Page 69: ...ON Replacement Components Group TR 20 P O Box 4805 Syracuse New York 13221 or FAX to 315 432 3778 The following letter designations are used to classify parts throughout this list A R As Required N A...

Page 70: ...13 Receiver 4 Section 14 Section 2 20 Evaporator Coil 5 Section 15 Section 2 22 Back Panel Assembly 6 Section 16 Section 2 33 Labels and Decals 7 Section 17 Remote Evaporator Frame 8 Section 18 Remot...

Page 71: ...Item Part Number Description Qty 1 10 00431 07 Contactor Compressor PA PB 30 Amp 2 2 34 06243 00 Screw Pan Head Thread Cutting 8 32 x 3 4 Long SST 8 3 10 00431 06 Contactors VE VH 12 Amp 2 4 10 00431...

Page 72: ...Ring 1 4 14 00263 22 Cap 1 5 22 02392 03 Connector To Power Pack 1 6 22 02393 01 Pin 18 20 Gauge Used on 22 02392 03 4 7 22 02394 03 Seal Used on 22 02392 03 4 8 34 06053 05 Washer Mylar 0 205 ID x 0...

Page 73: ...711 00 Tube 1 1 8 OD 1 18 DE40BA 701 Tee 1 1 8 OD 1 19 56 66710 00 Tube 1 1 8 OD 1 20 68 86015 00 Bracket 0 125 Thick Aluminum 1 21 34 00928 09 Rivet Blind 0 156 Diameter 0 126 0 250 SST 4 22 34 06053...

Page 74: ...T 319 12 1 12 COMPRESSOR TUBING 69NT40 541 345 19 31 36 30 36 33 36 30 4 18 4 24 27 28 43 25 20 24 27 28 17 21 24 26 22 24 26 29 8 25 24 28 29 41 14 42 35...

Page 75: ...lve 2 6 14 00206 01 Valve Service Discharge 1 7 40 00542 01 Elbow Adapter High Pressure 1 8 40 00520 03 Cap M10 X 1 0 6G 1 9 69NT 35 1056 Tube 7 8 OD x 0 045W CU 1 10 14 00204 04 Valve Head Pressure R...

Page 76: ...Washer 0 250 ID x 0 800 OD 2 27 66 U 1 5321 8 Washer Plain 10 Type A 3 28 34 06053 05 Washer 0 205 ID x 0 600 OD 6 29 34 06212 10 Washer Plain 10 Type A 2 30 42 00032 11 Insulation 0 25THK x 2 0 x 7 5...

Page 77: ...12 4 T 319...

Page 78: ...T 319 13 1 13 RECEIVER 8 5 17 18 19 20 4 Item 1 4 2 3 6 7 8 6 7 10 9 11 12 13 14 15 16 2...

Page 79: ...ve 1 10 14 00221 00 Valve Liquid Line 1 11 34 06053 05 Washer Mylar 0 205 ID x 0 60 OD 2 12 68 86023 00 Bracket 0 125 Thick Aluminum 1 13 58 04026 72 Protector 1 14 66U1 5321 2 Washer Plain 8 2 15 66U...

Page 80: ...25 Diameter 1 3 66U1 5381 1 Screw Hex Head 10 24 X 75 Thread Cutting 2 4 44 00370 02 Clamp Cushioned 0 38 Diameter 2 5 34 00373 11 Clamp Tube 0 88 Diameter 2 6 44 01143 08 Clamp 1 2 and1 2 Diameter 3...

Page 81: ...14 2 T 319...

Page 82: ...Screw Machine Hex Head 10 24 x 0 50 Long 7 2 66U1 5321 8 Washer Plain 10 Type A 7 3 68 86028 00 Grille Top 1 4 68 86029 00 Grille Top Unpainted 1 5 34 00928 07 Rivet Blind 5 32 Diameter Grip Range 1 1...

Page 83: ...16 1 T 319 16 LABELS AND DECALS Item Part Number Description Qty 1 62 66679 00 Label Function Code English 1 1...

Page 84: ...T 319 17 1 17 REMOTE EVAPORATOR FRAME A A A A 4 2 5 6 3 8 9 1 15 11 7 12 10 14 13 2 2 2 9 3 9...

Page 85: ...crew Machine Hex Head M5 X 16 MM 8 6 34 60095 25 Washer Lock M5 8 7 42 00032 00 Insulation Prestite A R 8 34 00662 11 Washer Plain 1 4 Inch 10 9 42 01203 05 Insulation 0 16 Thick 2 10 79 60326 04 Skin...

Page 86: ...50 02 Valve Solenoid 3 8 OD Less Coil 1 3 22 02579 00 Coil Solenoid Includes 1 4 22 50078 02SV Connector 2 Wire Mates with 22 50078 01SV 1 5 14 60007 02 Adapter TXV O Ring Seal 1 6 14 60009 03 Orifice...

Page 87: ...18 2 T 319...

Page 88: ...T 319 19 1 19 REMOTE EVAPORATOR ELECTRICAL KIT 69NT40 541 304 A A VIEW B B VIEW A A B B 14 16 17 14 16 17 18 19 20 21 22 23 13 14 15 11 12 16 1 2 10 9 5 6 8 5 6 7 4 3...

Page 89: ...1 68 60301 00 Bracket Fan Motor 2 12 42 00183 00 Trim Flexible Black 25 Foot Roll 19 13 34 00658 06 Screw Mach Hex Head 10 32 X 0 75 2 14 34 00662 09 Washer Plain 10 6 15 34 00733 00 Nut Hex Keps 10 3...

Page 90: ...T 319 20 1 20 REMOTE EVAPORATOR ELECTRICAL KIT 69NT40 541 345 VIEW B B VIEW A A VIEW C C C A A C B B 14 16 17 14 16 17 18 19 20 13 14 15 11 12 16 1 2 10 9 5 6 8 5 6 7 4 3 10 21 22...

Page 91: ...298 03 Grommet Tap 14 20N 2 11 68 60301 00 Bracket Fan Motor 2 12 42 00183 00 Trim Flexible Black 25 Foot Roll 19 13 34 00658 06 Screw Mach Hex Head 10 32 X 0 75 2 14 34 00662 09 Washer Plain 10 6 15...

Page 92: ...T 319 21 1 21 REMOTE EVAPORATOR WIRE HARNESS 69NT40 541 304 LSV CDWR1 CDWR2 HTA HTB DTS C6 C7 C8 C9 RAT C1 C2 C3 1 2 3 4 5 6 7 8 8 6 9 10...

Page 93: ...tes w 22 01613 18 C2 1 5 22 01613 33 Connector 12 Wire Mates w 22 01613 30 C1 1 6 22 01613 00 Connector 2 Wire Mates w 22 01613 02 CDWR1 CDWR2 2 7 22 50078 02SV Connector 2 Wire Mates w 22 50078 01SV...

Page 94: ...T 319 22 1 22 REMOTE EVAPORATOR WIRE HARNESS 69NT40 541 345 C2 C1 C3 RDLH RE1 RE2 RDLH RLSV RPRS RDTS RHTT RPSS RSSS 3 7 10 14 8 13 14 15 2 5 10 6 11 12 15 6 11 12 15 1 4 9 16 17 18 19 1 4 10 20 22 21...

Page 95: ...078 01A Secondary Lock RPRS 1 10 22 01613 14 Pin C1 Pin C3 Pin RDLH 10 4 2 11 22 01613 34 Pin RE1 RE2 1 12 22 01613 18 Plug RE1 RE2 1 13 22 01613 30 Plug C2 1 14 22 01660 08 Plug C1 Plug C2 2 3 15 22...

Page 96: ...23 REMOTE EVAPORATOR HEATER KIT 69NT40 541 304 Item Part Number Description Qty 1 24 02021 21 Heater Assembly Includes 2 2 24 02021 01 Heater Resistance 6 3 44 60060 00 Clip Heater Stainless Steel 24...

Page 97: ...24 1 T 319 24 REMOTE EVAPORATOR HEATER KIT 69NT40 541 345 Item Part Number Description Qty 1 24 60044 13 Heater 2400W 260VAC 1 2 44 60084 00 Clip 18 1...

Page 98: ...2 34 06248 30 Screw Cap Hex Head M8 30 MM Long 8 3 66U1 5321 4 Washer Plain 5 16 N 8 4 34 00663 12 Washer Lock 5 16 8 5 34 00373 56 Clamp Tube 64 6 66U1 5321 3 Washer Plain 96 7 44 00181 08 Clamp Rin...

Page 99: ...26 1 T 319 26 REMOTE EVAPORATOR HEATER JUNCTION BOX Item Part Number Description Qty 1 91 60331 02 Heater Junction Box 1 1...

Page 100: ...T 319 26 2...

Page 101: ...2 22 01613 18 21 2 22 2 22 01613 19 22 2 22 01613 28 22 2 22 01613 29 22 2 22 01613 30 22 2 22 01613 33 21 2 22 2 22 01613 34 22 2 22 01660 08 22 2 22 01835 00 11 1 22 02392 00SV 21 2 22 02392 03 11 1...

Page 102: ...0 12 3 66 U 1 3632 24 12 3 66 U 1 3882 12 3 66 U 1 3882 3 12 3 66U1 5321 2 13 2 66U1 5321 3 14 1 25 1 66U1 5321 4 25 1 66U1 5321 7 13 2 66 U 1 5321 8 11 1 12 3 66U1 5321 8 15 1 66U1 5361 25 13 2 66 U...

Page 103: ...tion Circuit 2 18 Refrigeration System Data 2 15 Refrigeration Unit Front Section 2 1 Remote Compartment Alarms 3 5 Remote Compartment Sensor Data 3 4 Remote Compartment Set Point Change 3 4 Remote En...

Page 104: ...T 319 Index 4...

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Page 106: ...UTC Building Industrial Systems a business unit of United Technologies Corporation Stock symbol UTX Carrier Transicold Division Carrier Corporation P O Box 4805 Syracuse NY 13221 USA www carrier trans...

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