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APPENDIX IV. WIRING DIAGRAMS

C14023

Fig. 99 -- 48HC*D08--D09 YAC Power Diagram -- 230/460--3--60 with Humidi--MiZer



48H

Содержание 48HC*04-14

Страница 1: ...nnel can perform the basic maintenance functions of replacing filters Trained service personnel should perform all other operations When working on air conditioning equipment observe precautions in the literature tags and labels attached to the unit and other safety precautions that may apply Follow all safety codes Wear safety glasses and work gloves Use quenching cloth for unbrazing operations H...

Страница 2: ...eater than 0 5 psig Pressures greaterthan 0 5 psig will cause gas valve damage resulting in haz ardous condition If gas valve is subjected to pressure greater than 0 5 psig it must be replaced before use When pressure testing field supplied gas piping at pressures of 0 5 psig or less a unit connected to such piping must be isolated by closing the manual gas valve s WARNING FIRE EXPLOSION HAZARD Fa...

Страница 3: ... Quarterly Inspection and 30 days after initial start S Return air filter replacement S Outdoor hood inlet filters cleaned S Belt tension checked S Belt condition checked S Pulley alignment checked S Fan shaft bearing locking collar tightness checked S Condenser coil cleanliness checked S Condensate drain checked Seasonal Maintenance These items should be checked at the beginning of each season or...

Страница 4: ... hood inlet screens are permanent aluminum mesh type filters Check these for cleanliness Remove the screens when cleaning is required Clean by washing with hot low pressure water and soft detergent and replace all screens before restarting the unit Observe the flow direction arrows on the side of each filter frame Economizer Inlet Air Screen This air screen is retained by filter clips under the to...

Страница 5: ...g 7 ground is connected at terminal G The motor power voltage is ALWAYS present it is not switched off by a motor contactor L2 YEL Gnd GRN YEL L1 BLU C 1 2 3 4 5 L G N Motor Power Connections Speed Taps Com BRN VIO Default Connection C09261 Fig 6 ECM Motor Connectors Evaluating motor speed The X13 ECM Motor uses a constant torque motor design The motor speed is adjusted by the motor control circui...

Страница 6: ...or power and control signal leads at the motor terminals 9 Restore unit main power 10 The motor should start and run If the motor does not start remove the motor assembly Replace the motor with one having the same part number Do not substitute with an alternate design motor as the torque speed programming will not be the same as that on an original factory motor Replacing the X 13 ECM Motor Before...

Страница 7: ... the Belt NOTE Use a belt with same section type or similar size Do not substitute a FHP type belt When installing the new belt do not use a tool screwdriver or pry bar to force the belt over the pulley flanges this will stress the belt and cause a reduction in belt life Damage to the pulley can also occur Use the following steps to replace the V belt See Fig 8 1 Loosen the front and rear motor mo...

Страница 8: ...ing collars A Torx T 25 socket head cap screw is used to tighten the locking collars Tighten the locking collar by holding it tightly against the inner race of the bearing Tighten the socket head cap screw Torque cap screw to 65 70 in lb 7 4 7 9 Nm See Fig 11 Check the condition of the motor pulley for signs of wear Glazing of the belt contact surfaces and erosion on these surfaces are signs of im...

Страница 9: ...5 BLOWER PULLEY V BELT MOTOR PULLEY MOTOR MOTOR MOUNTING BRACKET BOLTS 4 MOTOR MOUNTING BRACKET 2 JACK BOLT JAM NUT 2 JACK BOLT 2 C12034 Fig 15 Replacing Belt Driven Motor Replacing the Motor Use the following steps to replace the belt driven motor 1 Turn off all electrical power to the unit Use approved lockout tagout procedures on all electrical power sources 2 Remove cover on motor connection b...

Страница 10: ...reasing the V belt tension 29 Tighten the four bolts securing the motor mounting brackets to the unit Torque four bolts to 120 12 in lbs 14 1 4 Nm 30 Remove cover on motor connection box 31 Re connect all electrical leads to the motor and replace the connection box cover 32 Re connect all electrical power to the unit Remove lockout tags on all electrical power sources 33 Start unit and allow to ru...

Страница 11: ...HK30WA360 ACH550 U0 06A9 4 2 4 HP 575V HD56FE577 575 3 4 60Hz 1725 2 4 DI 2 3 40Hz 60Hz 60Hz 16 FLT Alarm 3 9 0Hz 60Hz 4kHz Auto Ramp Not Sel 30 sec 30 sec HK30WA352 ACH550 U0 06A9 4 2 9 HP 230V HD58FE654 230 9 2 60Hz 1725 2 9 DI 2 3 40Hz 60Hz 60Hz 16 FLT Alarm 10 6 0Hz 60Hz 4kHz Auto Ramp Not Sel 30 sec 30 sec HK30WA356 ACH550 U0 08A8 4 2 9 HP 460V HD58FE654 460 4 6 60Hz 1725 2 9 DI 2 3 40Hz 60Hz...

Страница 12: ... sec HK30WA353 ACH550 U0 06A9 4 3 7 HP 230V HD60FE656 230 11 2 60Hz 1725 3 7 DI 2 3 40Hz 60Hz 60Hz 16 FLT Alarm 12 9 0Hz 60Hz 4kHz Auto Ramp Not Sel 30 sec 30 sec HK30WA357 ACH550 U0 06A9 4 3 7 HP 460V HD60FE656 460 5 6 60Hz 1725 3 7 DI 2 3 40Hz 60Hz 60Hz 16 FLT Alarm 6 4 0Hz 60Hz 4kHz Auto Ramp Not Sel 30 sec 30 sec HK30WA361 ACH550 U0 08A8 4 3 7 HP 575V HD58FE577 575 4 2 60Hz 1725 3 7 DI 2 3 40H...

Страница 13: ...fficult Surface loaded fibers must be completely removed prior to using low velocity clean water rinse Periodic Clean Water Rinse A periodic clean water rinse is very beneficial for coils that are applied in coastal or industrial environments However it is very important that the water rinse is made with a very low velocity water stream to avoid damaging the fin edges Monthly cleaning as described...

Страница 14: ...ow the surface of the coil use the Totaline environmentally sound coil cleaner CAUTION Totaline Environmentally Sound Coil Cleaner Application Instructions 1 Proper eye protection such as safety glasses is recom mended during mixing and application 2 Remove all surface loaded fibers and dirt with a vacu um cleaner as described above 3 Thoroughly wet finned surfaces with clean water and a low veloc...

Страница 15: ...erature increases at the bulb which increases the pressure on the top side of the dia phragm This opens the valve and increases the flow of refrigerant The increased refrigerant flow causes the leaving evaporator temperature to decrease This lowers the pressure on the diaphragm and closes the pin The refrigerant flow is effectively stabilized to the load demand with negligible change in superheat ...

Страница 16: ...ANT This unit is designed for use with Puron R 410A refrigerant Do not use any other refrigerant in this system Puron R 410A refrigerant is provided in pink rose colored cylinders Puron R 410A refrigerant is provided in pink rose colored cylinders These cylinders are available with and without dip tubes cylinders with dip tubes will have a label indicating this feature For a cylinder with a dip tu...

Страница 17: ...hin the normal operating range of the unit SIZE DESIGNATION NOMINAL TONS REFERENCE 04 3 05 4 06 5 07 6 08 7 5 09 8 5 12 10 14 12 5 EXAMPLE Model 48HC A04 Outdoor Temperature 85_F 29_C Suction Pressure 140 psig 965 kPa Suction Temperature should be 60_F 16_C Using Cooling Charging Charts Take the outdoor ambient temperature and read the liquid pressure gauge Refer to chart to determine what liquid ...

Страница 18: ...18 COOLING CHARGING CHARTS C14053 Fig 22 Cooling Charging Charts 3 Ton C14054 Fig 23 Cooling Charging Chart 4 Ton 48HC ...

Страница 19: ... the Curve CHARGING CHART R410A REFRIGERANT COOLING MODE ALL OUTDOOR FANS MUST BE RUNNING 20 40 60 80 100 120 140 160 150 200 250 300 350 400 450 500 550 600 Compressor Discharge Pressure psig F s e e r g e D e r u t a r e p m e T g n i v a e L l i o C r o o d t u O 48TM502680 rev C14056 Fig 25 Cooling Charging Chart 6 Ton 48HC ...

Страница 20: ... u t a r e p m e T g n i v a e L l i o C r o o d t u O 48TM502681 rev C14059 Fig 26 Cooling Charging Chart 7 5 Ton Add Charge if Above the Curve Remove Charge if Below the Curve CHARGING CHART R410A REFRIGERANT COOLING MODE ALL OUTDOOR FANS MUST BE RUNNING 20 40 60 80 100 120 140 160 150 200 250 300 350 400 450 500 550 600 Compressor Discharge Pressure psig F s e e r g e D e r u t a r e p m e T g ...

Страница 21: ...OLING MODE ONLY R410A REFRIGERANT 12 5 TON HC CKT B CHARGING CHART COOLING MODE ONLY R410A REFRIGERANT ADD CHARGE IF ABOVE THE CURVE REMOVE CHARGE IF BELOW THE CURVE ADD CHARGE IF ABOVE THE CURVE REMOVE CHARGE IF BELOW THE CURVE COMPRESSOR DISCHARGE PRESSURE psig OUTDOOR COIL LEAVING TEMPERATURE Degrees F COMPRESSOR DISCHARGE PRESSURE psig OUTDOOR COIL LEAVING TEMPERATURE Degrees F C14058 Fig 29 C...

Страница 22: ...ling onto the roof surface The factory also recommends that the suction and discharge lines be cut with a tubing cutter instead of using a torch to remove brazed fittings CAUTION Compressor Rotation EQUIPMENT DAMAGE Failure to follow this caution can result in equipment damage Scroll compressors can only compress refrigerant if rotating in the right direction Reverse rotation for extended times ca...

Страница 23: ...signed for use with Puron refrigerant is required on every unit Condenser Fan Adjustment 1 Shut off unit power supply Install lockout tag 2 Remove condenser fan assembly grille motor and fan 3 Loosen fan hub setscrews 4 Adjust fan height as shown in Fig 30 5 Tighten setscrews 6 Replace condenser fan assembly Conduit 0 14 in 0 0 0 03 C08448 Fig 30 Condenser Fan Adjustment Troubleshooting Cooling Sy...

Страница 24: ... indoor fan heating motor or capacitor Replace Restriction in refrigerant system Locate restriction and remove Compressor Operates Continuously Dirty air filter Replace filter Unit undersized for load Decrease load or increase unit size Thermostat set too low cooling Reset thermostat Low refrigerant charge Locate leak repair and recharge Air in system Recover refrigerant evacuate system and rechar...

Страница 25: ... and align with the gasket tighten the two screws until snug do not over tighten 4 Mount the weatherproof cover to the backing plate as shown in Fig 32 5 Remove two slot fillers in the bottom of the cover to permit service tool cords to exit the cover 6 Check cover installation for full closing and latching TOP TOP TOP WET LOCATIONS WET LOCA TIONS COVER WHILE IN USE WEATHERPROOF BASEPLATE FOR GFCI...

Страница 26: ...ranch Circuits for use of convenience outlets SMOKE DETECTORS Smoke detectors are available as factory installed options on 48HC models Smoke detectors may be specified for Supply Air only or for Return Air without or with economizer or in combination of Supply Air and Return Air Return Air smoke detectors are arranged for vertical return configurations only All components necessary for operation ...

Страница 27: ...g to prevent gradual environmental changes from triggering false alarms A rapid change in environmental conditions such as smoke from a fire causes the sensor to signal an alarm state but dust and debris accumulated over time does not The difference in air pressure between the two tubes pulls the sampled air through the sensing chamber When a sufficient amount of smoke is detected in the sensing c...

Страница 28: ...et high on the partition between return filter and controller location The sensor is shipped in a flat mounting location Installation requires the sensor be relocated to its operating location and the tubing to the sampling tube be connected See installation steps below RETURN AIR SAMPLING TUBE C08129 Fig 38 Return Air Sampling Tube Location Completing Installation of Return Air Smoke Detector SAM...

Страница 29: ...r NO Alarm contact will close supplying 24 v power to GRA conductor Highlight E GRA lead at Smoke Alarm input on LCTB provides 24 v signal to FIOP DDC control Premier Link This signal is conveyed to PremierLink FIOP s TB1 at terminal TB1 6 BLU lead This signal initiates the FSD sequence by the PremierLink control FSD status is reported to connected CCN network RTU OPEN The 24 v signal is conveyed ...

Страница 30: ...er s Alarm LED turns on 3 Reset the sensor by pressing the test reset switch for two seconds 4 Verify that the controller s Alarm LED turns off Dirty Controller Test The dirty controller test checks the controller s ability to initiate a dirty sensor test and indicate its results OPERATIONAL TEST ALERT Failure to follow this ALERT can result in an unnecessary evacuation of the facility Pressing th...

Страница 31: ...auxiliary equipment from the controller before performing the test If the duct detector is connected to a fire alarm system notify the proper authorities before performing the test NOTICE SD TRK4 Remote Alarm Test Procedure 1 Turn the key switch to the RESET TEST position for seven seconds 2 Verify that the test reset station s Alarm LED turns on 3 Reset the sensor by turning the key switch to the...

Страница 32: ...d all other LEDs are off Alarm State The smoke detector enters the alarm state when the amount of smoke particulate in the sensor s sensing chamber exceeds the alarm threshold value See Table 8 Upon entering the alarm state S The sensor s Alarm LED and the controller s Alarm LED turn on S The contacts on the controller s two auxiliary relays switch positions S The contacts on the controller s alar...

Страница 33: ...s supply input terminals If power is not present replace or re pair wiring as required Remote Test Reset Station s Trouble LED Does Not flash When Performing a Dirty Test But the Control ler s Trouble LED Does 1 Verify that the remote test station is wired as shown in Fig 42 Repair or replace loose or missing wiring 2 Configure the sensor dirty test to activate the control ler s supervision relay ...

Страница 34: ...ft fan motor includes a Hall Effect sensor circuit that confirms adequate wheel speed through the Integrated Gas Control IGC board Safety switches include a Rollout Switch at the top of the burner compartment and a limit switch mounted through the fan deck over the tubes See Fig 45 and Fig 46 INDUCED DRAFT MOTOR MOUNTING PLATE INDUCED DRAFT MOTOR MANIFOLD PRESSURE TAP VESTIBULE PLATE FLUE EXHAUST ...

Страница 35: ...sure switch is automatic on rise in supply line pressure Reset of the IGC requires a recycle of unit power after the low pressure switch has closed C08238 Fig 47 LP Low Pressure Switch Installed PNK W2 TSTAT GRA BRN IGC J2 12 IGC J2 11 BRN C NO MGV C LP LPS C08285 Fig 48 LP Supply Line Low Pressure Switch Wiring This switch also prevents operation when the propane tank level is low which can resul...

Страница 36: ...outlined above to reinstall the motor Burners and Igniters EQUIPMENT DAMAGE HAZARD Failure to follow this caution may result in equipment damage When working on gas train do not hit or plug orifice spuds CAUTION Main Burners To access burners remove burner access panel and slide out burner partition At the beginning of each heating season inspect for deterioration or blockage due to corrosion or o...

Страница 37: ...valve gas spuds and manifold pipe plug All leaks must be repaired before firing unit Check Unit Operation and Make Necessary Adjustments NOTE Gas supply pressure at gas valve inlet must be within specified ranges for fuel type and unit size See Table 9 and Table 10 1 Remove manifold pressure tap plug from manifold and connect pressure gauge or manometer See Fig 51 2 Turn on electrical supply 3 Tur...

Страница 38: ...n explanation of LED error code descriptions If lockout occurs unit may be reset by interrupting power supply to unit for at least 5 seconds 72 000 BTUH INPUT AND 60 000 BTUH INPUT 115 000 BTUH INPUT 150 000 BTUH INPUT 90 000BTUH INPUT AND 120 000 BTUH INPUT LOW HEAT MEDIUM AND HIGH HEAT C06154 Fig 53 Spark Adjustment Size 04 07 48HC ...

Страница 39: ...INPUT 240 000 180 000 BTUH INPUT 250 000 200 000 BTUH INPUT C08447 Fig 54 Spark Adjustment Size 08 09 125 000 90 000 BTUH INPUT 180 000 120 000 BTUH INPUT 240 000 180 000 BTUH INPUT 250 000 200 000 BTUH INPUT C08447 Fig 55 Spark Adjustment Size 12 48HC ...

Страница 40: ...ight Emitting Diode A 3 second pause exists between LED error code flashes If more than one error code exists all applicable codes will be displayed in numerical sequence Indicates a code that is not an error The unit will continue to operate when this code is displayed IMPORTANT Refer to Troubleshooting Table 13 and Table 14 for additional information Orifice Replacement This unit uses orifice ty...

Страница 41: ...STMENT LOW STAGE GAS PRESSURE REGULATOR ADJUSTMENT MANIFOLD PRESSURE TAP MANIFOLD PRESSURE TAP NPT OUTLET NPT OUTLET INLET PRESSURE TAP INLET PRESSURE TAP ON OFF SWITCH ON OFF SWITCH REGULATOR COVER SCREW REGULATOR COVER SCREW 2 NPT INLET NPT INLET 2 STAGE SINGLE STAGE C12066 Fig 57 Typical Gas Valves Red LED Status C08452 Fig 58 Integrated Gas Control IGC Board 48HC ...

Страница 42: ...elay J2 1 GV Gas valve heat stage 1 gas section relay J2 11 12 Table 15 Orifice Sizes ORIFICE DRILL SIZE PART NUMBER DRILL DIA in 30 LH32RF129 0 1285 1 8 LH32RF125 0 1250 31 LH32RF120 0 1200 32 LH32RF116 0 1160 33 LH32RF113 0 1130 34 LH32RF111 0 1110 35 LH32RF110 0 1100 36 LH32RF105 0 1065 37 LH32RF104 0 1040 38 LH32RF102 0 1015 39 LH32RF103 0 0995 40 LH32RF098 0 0980 41 LH32RF096 0 0960 42 LH32RF...

Страница 43: ...N 72k BTUH 115k BTUH 150k BTUH Feet Meters Orifice Size Input btu hr Orifice Size Input btu hr Orifice Size Input btu hr 0 2000 0 610 514 72 000 503 115 000 463 150 000 2000 610 514 66 240 514 105 800 473 138 000 3000 914 524 63 360 514 101 200 473 132 000 4000 1219 524 60 480 514 96 600 483 126 000 5000 1524 524 57 600 514 92 000 483 120 000 6000 1829 524 54 720 524 87 400 483 114 000 7000 2134 5...

Страница 44: ... BTUH 125k BTUH 150k BTUH 180k BTUH 224k BTUH 250k BTUH FT M Orifice Size Input btu hr Orifice Size Input btu hr Orifice Size Input btu hr Orifice Size Input btu hr Orifice Size Input btu hr Orifice Size Input btu hr 0 2000 0 610 514 72 000 493 125 000 503 150 000 483 180 000 483 224 000 463 250 000 2000 610 514 66 240 503 115 000 514 138 000 493 165 600 493 206 080 473 230 000 3000 914 524 63 360...

Страница 45: ...AT INPUT 150k BTUH 180k BTUH 240k BTUH 252k BTUH 350k BTUH FT M Orifice Size Input btu hr Orifice Size Input btu hr Orifice Size Input btu hr Orifice Size Input btu hr Orifice Size Input btu hr 0 2000 0 610 529 150 000 529 180 000 529 240 000 519 252 000 519 350 000 2000 610 529 138 000 529 165 600 529 220 800 519 231 840 519 322 000 3000 914 539 132 000 539 158 400 539 211 200 529 221 760 529 308...

Страница 46: ... KIT PN CRLPELEV001A00 CRLPELEV002A00 CRLPELEV003A00 CRLPELEV004A00 Minimum heating entering air temperature When operating on first stage heating the minimum temperature of air entering the dimpled heat exchanger is 50_F continuous and 45_F intermittent for standard heat exchangers and 40_F continuous and 35_F intermittent for stainless steel heat exchangers To operate at lower mixed air temperat...

Страница 47: ...k gas pressure at manifold Clock gas meter for input If too low increase manifold pressure or replace with correct orifices Unit undersized for application Replace with proper unit or add additional unit Restricted airflow Clean filter replace filter or remove any restrictions Blower speed too low Use high speed tap increase fan speed or install optional blower as suitable for individual units Lim...

Страница 48: ...inutes Check igniter and flame sen sor electrode spacing gaps etc Check flame sense and igniter wiring Check gas valve operation and gas supply Check gas valve connections to IGC terminals BRN lead must be on Pin 11 6 Flashes Induced Draft Motor Fault If heat off no gas heating If heat on gas valve Off and inducer On Inducer sense nor mal or heat call W Off Inducer sense On when heat call Off or i...

Страница 49: ...rovides optimum performance and energy efficiency RTU Open enables the unit to run in 100 stand alone control mode Carrier s I Vu Open network or a Third Party Building Automation System BAS On board DIP switches allow you to select your protocol and baud rate of choice among the four most popular protocols in use today BACnet Modbus Johnson N2 and LonWorks The RTU Open control is factory mounted ...

Страница 50: ...ment damage Disconnect and lock out tagout electrical power before wiring the RTU OPEN controller WARNING ADDITIONAL RTU OPEN INSTALLATION AND TROUBLESHOOTING Additional installation wiring and troubleshooting information for the RTU OPEN Controller can be found in the following manuals Controls Start up Operation and Troubleshooting Instructions and RTU Open Installation and Start up Guide 48HC ...

Страница 51: ...C IN Board Power 24 VAC Input_8 Enthalpy AO 1 ECON Gnd OAT Gnd SAT Configurable Input_8 24 VAC Configurable Input_5 24 VAC Configurable Input_3 24 VAC Input_9 Humidistat 24 VAC BACnet Modbus or N2 LON connection J15 SPT temp Input SPT common SPT offset input Remove both for 0 5V Protocol Selector J3 J5 AO 1 J4 J1 J2 J5 J14 J11 J22 J13 J12 J15 J20 J17 J19 C10818 Fig 61 RTU Open Control Module 48HC ...

Страница 52: ... your unit ECONOMI ER IV CONTROLLER OUTSIDE AIR TEMPERATURE SENSOR LOW AMBIENT SENSOR ACTUATOR WIRING HARNESS C06021 Fig 62 EconoMi er IV Component Locations ECONOMI ER2 PLUG BAROMETRIC RELIEF DAMPER OUTDOOR AIR HOOD HOOD SHIPPING BRACKET GEAR DRIVEN DAMPER C06022 Fig 63 EconoMi er2 Component Locations FOR OCCUPANCY CONTROL REPLACE JUMPER WITH FIELD SUPPLIED TIME CLOCK LEGEND DCV Demand Controlled...

Страница 53: ...inimum position Closed On Off On Off Off Off Off Off Low Free Cooling LED On High On On On Off Modulating between min position and full open Modulating between closed and full open On Off Off Off Off Off Off Off Minimum position Closed Above set DCV LED On High Free Cooling LED Off Low On On On On Modulating between min position and DCV maximum Modulating between closed and DCV maximum On Off On O...

Страница 54: ...ated at the inlet of the indoor fan See Fig 67 This sensor is factory installed The operating range of temperature measurement is 0 to 158_F 18_ to 70_C See Table 67 for sensor temperature resistance values SUPPLY AIR TEMPERATURE SENSOR SEALED INSIDE CRIMP END SUPPLY AIR TEMPERATURE SENSOR MOUNTING LOCATION C06033 Fig 67 Supply Air Sensor Location The temperature sensor looks like an eyelet termin...

Страница 55: ... scale on the potentiometer is A B C and D See Fig 71 for the corresponding temperature changeover values C06034 Fig 68 EconoMi er IV Controller Potentiometer and LED Locations LED ON LED ON LED ON LED ON LED OFF 19 18 LED OFF LED OFF LED OFF 17 16 15 14 13 12 11 10 9 40 45 50 55 60 65 70 75 80 85 90 95 100 DEGREES FAHRENHEIT mA D C B A C06035 Fig 69 Outside Air Temperature Changeover Setpoints 0 ...

Страница 56: ...e EconoMi er IV use The controller selects the lower enthalpy air return or outdoor for cooling For example when the outdoor air has a lower enthalpy than the return air the EconoMi er IV opens to bring in outdoor air for free cooling Replace the standard outside air dry bulb temperature sensor with the accessory enthalpy sensor in the same mounting location See Fig 63 Mount the return air enthalp...

Страница 57: ... the minimum damper position represents the minimum ventilation position for Volatile Organic Compound VOC ventilation requirements The maximum demand ventilation position is used for fully occupied ventilation When demand ventilation control is not being used the minimum position potentiometer should be used to set the occupied ventilation position The maximum demand ventilation position should b...

Страница 58: ...per in this manner first determine the damper voltage output for minimum or base ventilation Base ventilation is the ventilation required to remove contaminants during unoccupied periods The following equation may be used to determine the percent of outside air entering the building for a given damper position For best results there should be at least a 10 degree difference in outside and return a...

Страница 59: ... IV Preparation This procedure is used to prepare the EconoMi er IV for troubleshooting No troubleshooting or testing is done by performing the following procedure NOTE This procedure requires a 9 v battery 1 2 kilo ohm resistor and a 5 6 kilo ohm resistor which are not supplied with the EconoMi er IV IMPORTANT Be sure to record the positions of all potentiometers before starting troubleshooting 1...

Страница 60: ... and 80 open 6 Turn the Minimum Position Potentiometer fully CW The actuator should drive fully open 7 Remove the jumper from TR and N The actuator should drive fully closed 8 Return EconoMi er IV settings and wiring to normal after completing troubleshooting Supply Air Sensor Input To check supply air sensor input 1 Make sure EconoMi er IV preparation procedure has been performed 2 Set the Enthal...

Страница 61: ...d wires etc b Inspect for oil at all refrigerant tubing connec tions and on unit base Detecting oil generally indicates a refrigerant leak Leak test all refri gerant tubing connections using electronic leak detector halide torch or liquid soap solution c Inspect all field wiring and factory wiring con nections Be sure that connections are completed and tight Be sure that wires are not in contact w...

Страница 62: ...pressor discharge line Be sure that caps on the ports are tight Compressor Rotation On 3 phase units with scroll compressors it is important to be certain compressor is rotating in the proper direction To determine whether or not compressor is rotating in the proper direction 1 Connect service gauges to suction and discharge pres sure fittings 2 Energize the compressor 3 The suction pressure shoul...

Страница 63: ...ur at 25 seconds To prevent short cycling a 5 second reduction will only occur if a minimum of 10 minutes has elapsed since the last call for heating The evaporator fan off delay can also be modified Once the call for heating has ended there is a 10 minute period during which the modification can occur If the limit switch trips during this period the evaporator fan off delay will increase by 15 se...

Страница 64: ...on nected to the CCN bus START UP RTU OPEN CONTROLS SET UP INSTRUCTIONS Refer to the following manuals for additional installation wiring and troubleshooting information for the RTU OPEN Controller Controls Start up Operation and Troubleshooting Instructions RTU Open Installation and Start up Guide and RTU Open Integration Guide Have a copy of these manuals available at unit start up NOTICE FASTEN...

Страница 65: ...d Fan Controller VFD with Non Fused Disconnect and Thru the Base Connections Service Options 0 None 1 Unpowered Convenience Outlet 2 Powered Convenience Outlet 3 Hinged Panels 4 Hinged Panels Unpowered Convenience Outlet 5 Hinged Panels Powered Convenience Outlet Intake Exhaust Options A None B Temperature Economizer w Barometric Relief F Enthalpy Economizer w Barometric Relief K 2 Position Damper...

Страница 66: ... 1175 N A 770 1175 motor frame size N A 48 N A 48 Fan Qty Type N A 1 Centrifugal N A 1 Centrifugal Fan Diameter in N A 10 x 10 N A 10 x 10 Standard Static 3 phase Motor Qty Drive type 1 Direct 1 Belt 1 Direct 1 Belt Max BHP 1 1 7 1 1 7 RPM range 600 1200 560 854 600 1200 560 854 motor frame size 48 48 48 48 Fan Qty Type 1 Centrifugal 1 Centrifugal 1 Centrifugal 1 Centrifugal Fan Diameter in 10 x 1...

Страница 67: ...1035 1466 N A N A motor frame size N A 56 N A N A Fan Qty Type N A 1 Centrifugal n a Centrifugal n a Centrifugal Fan Diameter in N A 10 x 10 N A N A Standard Static 3 phase Motor Qty Drive type 1 Direct 1 Belt 1 Belt 1 Belt Max BHP 1 1 7 1 7 1 7 RPM range 600 1200 770 1175 489 747 489 747 motor frame size 48 48 56 56 Fan Qty Type 1 Centrifugal 1 Centrifugal 1 Centrifugal 1 Centrifugal Fan Diameter...

Страница 68: ...al 1 Centrifugal 1 Centrifugal 1 Centrifugal Fan Diameter in 15 x 15 15 x 15 15 x 15 15 x 15 Medium Static 3 phase Motor Qty Drive type 1 Belt 1 Belt 1 Belt 1 Belt Max BHP 2 4 2 4 2 4 2 4 RPM range 690 936 690 936 690 936 690 936 motor frame size 56 56 56 56 Fan Qty Type 1 Centrifugal 1 Centrifugal 1 Centrifugal 1 Centrifugal Fan Diameter in 15 x 15 15 x 15 15 x 15 15 x 15 High Static 3 phase Moto...

Страница 69: ...entrifugal 1 Centrifugal Fan Diameter in 15 x 15 15 x 15 15 x 15 15 x 15 Medium Static 3 phase Motor Qty Drive type 1 Belt 1 Belt 1 Belt 1 Belt Max BHP 3 7 3 7 3 7 3 7 RPM range 838 1084 838 1084 838 1084 838 1084 motor frame size 56HZ 56HZ 56HZ 56HZ Fan Qty Type 1 Centrifugal 1 Centrifugal 1 Centrifugal 1 Centrifugal Fan Diameter in 15 x 15 15 x 15 15 x 15 15 x 15 High Static 3 phase Motor Qty Dr...

Страница 70: ... 56Y Fan Qty Type 1 Centrifugal 1 Centrifugal Fan Diameter in 18 x 18 18 x 18 Medium Static 3 phase Motor Qty Drive type 1 Belt 1 Belt Max BHP 3 7 3 7 RPM range 609 778 609 778 motor frame size 56HZ 56HZ Fan Qty Type 1 Centrifugal 1 Centrifugal Fan Diameter in 18 x 18 18 x 18 High Static 3 phase Motor Qty Drive type 1 Belt 1 Belt Max BHP 6 1 6 1 RPM range 776 955 776 955 motor frame size S184T S18...

Страница 71: ...70 1175 RPM 1 2 BHP max High static 1035 1466 RPM 2 4 BHP max Table 28 48HC Size 04 3 Phase Non HUMIDI MIZER 3 Ton Vertical Supply CFM Available External Static Pressure in wg 0 2 0 4 0 6 0 8 1 0 RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP 900 592 0 14 721 0 25 826 0 38 916 0 53 997 0 69 975 616 0 17 744 0 28 847 0 41 936 0 56 1016 0 72 1050 641 0 19 766 0 30 868 0 44 957 0 59 1036 0 76 1125 667 0 22 ...

Страница 72: ...5 1 33 1316 1 55 1374 1 78 1429 2 03 1425 1211 1 19 1276 1 39 1337 1 61 1394 1 85 1449 2 09 1500 1232 1 25 1297 1 46 1357 1 68 1415 1 91 1469 2 16 NOTE For more information see General Fan Performance Notes Boldface indicates field supplied drive is required Standard static 560 854 RPM 1 2 BHP max Medium static 770 1175 RPM 1 2 BHP max High static 1035 1466 RPM 2 4 BHP max Table 30 48HC Size 04 1 ...

Страница 73: ...6 0 8 1 0 RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP 1200 693 0 25 813 0 37 913 0 51 999 0 67 1077 0 84 1300 729 0 30 846 0 42 943 0 57 1028 0 73 1105 0 90 1400 765 0 35 879 0 48 974 0 63 1058 0 79 1134 0 97 1500 802 0 42 912 0 55 1006 0 70 1088 0 87 1163 1 05 1600 840 0 49 947 0 63 1038 0 78 1119 0 95 1193 1 14 1700 878 0 57 982 0 71 1071 0 87 1151 1 05 1224 1 24 1800 917 0 65 1017 0 81 1105 0 97 11...

Страница 74: ...55 1384 1 77 1443 2 00 1499 2 25 1552 2 50 1900 1352 1 68 1414 1 90 1472 2 13 1528 2 38 1580 2 63 2000 1384 1 81 1445 2 04 1502 2 27 1557 2 52 1609 2 78 NOTE For more information see General Fan Performance Notes Standard static 560 854 RPM 1 2 BHP max Medium static 770 1175 RPM 1 7 BHP max High static 1208 1639 RPM 2 9 BHP max Table 34 48HC Size 05 1 Phase HUMIDI MIZER 4 Ton Horizontal Supply CFM...

Страница 75: ...face indicates field supplied drive is required Medium static 920 1303 RPM 1 7 BHP max High static 1208 1639 RPM 2 9 BHP max Table 36 48HC Size 05 3 Phase HUMIDI MIZER 4 Ton Horizontal Supply CFM Available External Static Pressure in wg 0 2 0 4 0 6 0 8 1 0 RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP 1200 681 0 24 800 0 35 902 0 48 992 0 63 1074 0 78 1300 717 0 29 831 0 41 930 0 54 1019 0 69 1099 0 85 ...

Страница 76: ...tatic Pressure in wg 0 2 0 4 0 6 0 8 1 0 RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP 1500 847 0 41 966 0 55 1067 0 68 1158 0 81 1240 0 93 1625 896 0 50 1010 0 65 1109 0 79 1198 0 93 1278 1 07 1750 947 0 59 1056 0 76 1152 0 92 1238 1 07 1318 1 22 1875 998 0 70 1103 0 88 1196 1 05 1280 1 22 1358 1 38 2000 1049 0 82 1151 1 02 1241 1 20 1323 1 38 1399 1 56 2125 1102 0 96 1199 1 17 1287 1 37 1367 1 56 1441...

Страница 77: ...2 1 85 1623 2 00 1681 2 14 2000 1470 1 73 1537 1 90 1600 2 06 1660 2 23 1718 2 38 2125 1511 1 93 1576 2 12 1639 2 29 1698 2 47 1755 2 64 2250 1552 2 15 1617 2 35 1678 2 54 1737 2 73 2375 1595 2 39 1658 2 60 1718 2 80 2500 1638 2 64 1700 2 87 NOTE For more information see General Fan Performance Notes Boldface indicates field supplied drive is required Standard static 770 1175 RPM 1 2 BHP max Mediu...

Страница 78: ... 19 2500 1538 2 68 1596 2 93 1652 3 19 NOTE For more information see General Fan Performance Notes Boldface indicates field supplied drive is required Standard static 770 1175 RPM 1 2 BHP max Medium static 1035 1466 RPM 2 4 BHP max High static 1303 1687 RPM 2 9 BHP max Table 42 48HC Size 06 3 Phase HUMIDI MIZER 5 Ton Horizontal Supply CFM Available External Static Pressure in wg 0 2 0 4 0 6 0 8 1 ...

Страница 79: ...Standard static 489 747 RPM 1 7 BHP max Medium static 733 949 RPM 2 9 BHP max High static 909 1102 RPM 4 7 BHP max Table 44 48HC Size 07 3 Phase Non HUMIDI MIZER 6 Ton Horizontal Supply CFM Available External Static Pressure in wg 0 2 0 4 0 6 0 8 1 0 RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP 1800 441 0 33 533 0 51 611 0 72 681 0 96 745 1 23 1950 462 0 38 550 0 58 626 0 80 694 1 04 757 1 31 2100 483 ...

Страница 80: ...tes Standard static 518 733 RPM 1 7 BHP max Medium static 690 936 RPM 2 4 BHP max High static 838 1084 RPM 3 7 BHP max Table 46 48HC Size 08 3 Phase Non HUMIDI MIZER 7 5 Ton Horizontal Supply CFM Available External Static Pressure in wg 0 2 0 4 0 6 0 8 1 0 RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP 2250 482 0 36 577 0 51 659 0 66 732 0 82 799 0 98 2438 505 0 43 597 0 59 676 0 75 748 0 92 813 1 09 262...

Страница 81: ...tes Standard static 518 733 RPM 1 7 BHP max Medium static 690 936 RPM 2 4 BHP max High static 838 1084 RPM 3 7 BHP max Table 48 48HC Size 09 3 Phase Non HUMIDI MIZER 8 5 Ton Horizontal Supply CFM Available External Static Pressure in wg 0 2 0 4 0 6 0 8 1 0 RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP 2250 482 0 36 577 0 51 659 0 66 732 0 82 799 0 98 2438 505 0 43 597 0 59 676 0 75 748 0 92 813 1 09 262...

Страница 82: ...205 4 16 1247 4 46 4500 1103 3 70 1147 4 00 1190 4 29 1232 4 60 4750 1135 4 14 1177 4 45 5000 1167 4 63 Table 50 48HC Size 11 3 Phase Non HUMIDI MIZER 11 Ton Horizontal Supply CFM Available External Static Pressure in wg 0 2 0 4 0 6 0 8 1 0 RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP 3000 579 0 70 660 0 89 732 1 09 799 1 29 860 1 50 3250 613 0 85 690 1 06 760 1 27 823 1 49 883 1 71 3500 648 1 03 721 1...

Страница 83: ...ic 591 838 RPM 2 4 BHP max Medium static 838 1084 RPM 3 7 BHP max High static 1022 1240 RPM 4 9 BHP max Table 52 48HC Size 12 3 Phase Non HUMIDI MIZER 10 Ton Horizontal Supply CFM Available External Static Pressure in wg 0 2 0 4 0 6 0 8 1 0 RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP 3000 579 0 70 660 0 89 732 1 09 799 1 29 860 1 50 3250 613 0 85 690 1 06 760 1 27 823 1 49 883 1 71 3500 648 1 03 721 1...

Страница 84: ...tes Standard static 440 609 RPM 2 9 BHP max Medium static 609 778 RPM 3 7 BHP max High static 776 955 RPM 6 1 BHP max Table 54 48HC Size 14 3 phase 12 5 Ton Horizontal Supply CFM Available External Static Pressure in wg 0 2 0 4 0 6 0 8 1 0 RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP 3438 421 0 57 493 0 78 561 1 02 627 1 30 688 1 62 3750 445 0 69 512 0 91 576 1 17 638 1 45 697 1 77 4063 470 0 84 533 1 ...

Страница 85: ...44 0 44 1425 0 31 0 42 1500 0 18 0 40 5 900 1 20 0 49 975 1 14 0 51 1050 0 92 0 53 1125 0 81 0 55 1200 0 95 0 57 1275 0 90 0 60 1350 0 84 0 62 1425 0 78 0 65 1500 0 72 0 68 Table 56 48HC A04 Vertical Unit Direct Drive Speed Torque Tap CFM ESP BHP 1 900 0 30 0 19 975 0 17 0 17 1050 0 06 0 16 1125 1200 1275 1350 1425 1500 2 900 0 48 0 25 975 0 34 0 23 1050 0 20 0 22 1125 0 07 0 20 1200 1275 1350 142...

Страница 86: ...0 12 0 61 5 1200 1 02 0 60 1300 0 95 0 63 1400 0 81 0 67 1500 0 72 0 70 1600 0 74 0 74 1700 0 67 0 78 1800 0 59 0 82 1900 0 51 0 86 2000 0 42 0 89 Table 58 48HC A05 Vertical Unit Direct Drive Speed Torque Tap CFM ESP BHP 1 1200 0 38 0 30 1300 0 24 0 28 1400 0 12 0 27 1500 0 01 0 26 1600 1700 1800 1900 2000 2 1200 0 49 0 34 1300 0 34 0 32 1400 0 20 0 31 1500 0 05 0 29 1600 1700 1800 1900 2000 3 120...

Страница 87: ...25 0 27 0 94 2250 0 05 0 96 2375 2500 5 1500 1 12 0 92 1625 1 00 0 96 1750 0 81 1 00 1875 0 65 1 04 2000 0 56 1 08 2125 0 39 0 95 2250 0 19 1 09 2375 2500 Table 60 48HC A06 Vertical Unit Direct Drive Speed Torque Tap CFM ESP BHP 1 1500 0 27 0 45 1625 0 08 0 43 1750 1875 2000 2125 2250 2375 2500 2 1500 0 48 0 57 1625 0 26 0 55 1750 0 08 0 53 1875 2000 2125 2250 2375 2500 3 1500 0 91 0 82 1625 0 72 ...

Страница 88: ...dium Static 1466 1423 1380 1337 1294 1251 1207 1164 1121 1078 1035 High Static 1687 1649 1610 1572 1533 1495 1457 1418 1380 1341 1303 07 3 Phase Standard Static 747 721 695 670 644 618 592 566 541 515 489 Medium Static 949 927 906 884 863 841 819 798 776 755 733 High Static 1102 1083 1063 1044 1025 1006 986 967 948 928 909 08 3 Phase Standard Static 733 712 690 669 647 626 604 583 561 540 518 Medi...

Страница 89: ...239 F D08 D09 208 230 3 60 48TM501325 N 48TM501326 L 48TM503251 J 48TM503252 D 460 3 60 48TM501325 N 48TM501326 L 48TM503251 J 48TM503252 D 575 3 60 48TM501325 N 48TM501327 N 48TM503251 J 48TM503253 E D12 208 230 3 60 48TM501379 O 48TM501380 K 48TM503254 K 48TM503255 E 460 3 60 48TM501379 O 48TM501380 K 48TM503254 K 48TM503255 E 575 3 60 48TM501379 O 48TM501381 K 48TM503254 K 48TM503256 E D11 208 ...

Страница 90: ...90 APPENDIX IV WIRING DIAGRAMS C14047 Fig 76 48HC A04 A06 YAC Control Diagram 208 1 60 208 230 3 60 460 575 3 60 48HC ...

Страница 91: ...91 APPENDIX IV WIRING DIAGRAMS C14015 Fig 77 48HC A07 YAC Control Diagram 208 230 3 60 460 575 3 60 48HC ...

Страница 92: ...92 APPENDIX IV WIRING DIAGRAMS C14021 Fig 78 48HC D08 D09 YAC Control Diagram 208 230 3060 460 575 3 60 48HC ...

Страница 93: ...93 APPENDIX IV WIRING DIAGRAMS C14026 Fig 79 48HC D12 YAC Control Diagram 208 230 3060 460 575 3 60 48HC ...

Страница 94: ...94 APPENDIX IV WIRING DIAGRAMS C14007 Fig 80 48HC A04 A06 YAC Power Diagram 230 1 60 48HC ...

Страница 95: ...95 APPENDIX IV WIRING DIAGRAMS C14010 Fig 81 48HC A04 A06 YAC Power Diagram 208 230 3 60 460 3 60 48HC ...

Страница 96: ...96 APPENDIX IV WIRING DIAGRAMS C14013 Fig 82 48HC A04 A06 YAC Power Diagram 575 3 60 48HC ...

Страница 97: ...97 APPENDIX IV WIRING DIAGRAMS C14018 48HC ...

Страница 98: ...98 APPENDIX IV WIRING DIAGRAMS C14019 48HC ...

Страница 99: ...99 APPENDIX IV WIRING DIAGRAMS C13484 Fig 83 48HC D08 D09 YAC Power Diagram 230 460 3 60 48HC ...

Страница 100: ...100 APPENDIX IV WIRING DIAGRAMS C14024 Fig 84 48HC D08 D09 YAC Power Diagram 575 3 60 48HC ...

Страница 101: ...101 APPENDIX IV WIRING DIAGRAMS C14027 Fig 85 48HC D12 YAC Power Diagram 230 460 3 60 48HC ...

Страница 102: ...102 APPENDIX IV WIRING DIAGRAMS C14029 Fig 86 48HC D12 YAC Power Diagram 575 3 60 48HC ...

Страница 103: ...103 APPENDIX IV WIRING DIAGRAMS C14031 Fig 87 48HC D14 YAC Control Diagram 208 230 3 60 460 575 3 60 48HC ...

Страница 104: ...104 APPENDIX IV WIRING DIAGRAMS C14032 Fig 88 48HC D14 YAC Power Diagram 230 460 3 60 48HC ...

Страница 105: ...105 APPENDIX IV WIRING DIAGRAMS C12462 Fig 89 48HC D14 YAC Power Diagram 575 3 60 48HC ...

Страница 106: ...106 APPENDIX IV WIRING DIAGRAMS C14008 Fig 90 48HC A04 A06 YAC Control Diagram 230 1 60 230 460 575 3 60 with Humidi MiZer 48HC ...

Страница 107: ...107 APPENDIX IV WIRING DIAGRAMS C14016 Fig 91 48HC A07 YAC Control Diagram 230 1 60 230 460 575 3 60 with Humidi MiZer 48HC ...

Страница 108: ...108 APPENDIX IV WIRING DIAGRAMS C14022 Fig 92 48HC D08 D09 YAC Control Diagram 230 460 575 3 60 with Humidi MiZer 48HC ...

Страница 109: ...109 APPENDIX IV WIRING DIAGRAMS C14028 Fig 93 48HC D12 YAC Control Diagram 230 460 575 3 60 with Humidi MiZer 48HC ...

Страница 110: ...110 APPENDIX IV WIRING DIAGRAMS C14009 Fig 94 48HC A04 A06 YAC Power Diagram 230 1 60 with Humidi MiZer 48HC ...

Страница 111: ...111 APPENDIX IV WIRING DIAGRAMS C14012 Fig 95 48HC A04 A06 YAC Power Diagram 230 460 3 60 with Humidi MiZer 48HC ...

Страница 112: ...112 APPENDIX IV WIRING DIAGRAMS C14014 Fig 96 48HC A04 A06 YAC Power Diagram 575 3 60 with Humidi MiZer 48HC ...

Страница 113: ...113 APPENDIX IV WIRING DIAGRAMS C14017 Fig 97 48HC A07 YAC Power Diagram 230 460 3 60 with Humidi MiZer 48HC ...

Страница 114: ...114 APPENDIX IV WIRING DIAGRAMS C14020 Fig 98 48HC A07 YAC Power Diagram 575 3 60 with Humidi MiZer 48HC ...

Страница 115: ...115 APPENDIX IV WIRING DIAGRAMS C14023 Fig 99 48HC D08 D09 YAC Power Diagram 230 460 3 60 with Humidi MiZer 48HC ...

Страница 116: ...116 APPENDIX IV WIRING DIAGRAMS C14025 Fig 100 48HC D08 D09 YAC Power Diagram 575 3 60 with Humidi MiZer 48HC ...

Страница 117: ...117 APPENDIX IV WIRING DIAGRAMS C14030 Fig 101 48HC D12 YAC Power Diagram 230 460 3 60 with Humidi MiZer 48HC ...

Страница 118: ...118 APPENDIX IV WIRING DIAGRAMS C14046 Fig 102 48HC D12 YAC Power Diagram 575 3 60 with Humidi MiZer 48HC ...

Страница 119: ...119 APPENDIX IV WIRING DIAGRAMS C14033 Fig 103 48HC D14 YAC Control Diagram 230 460 575 3 60 with Humidi MiZer 48HC ...

Страница 120: ...120 APPENDIX IV WIRING DIAGRAMS C12464 Fig 104 48HC D14 YAC Power Diagram 230 460 3 60 with Humidi MiZer 48HC ...

Страница 121: ...121 APPENDIX IV WIRING DIAGRAMS C12465 Fig 105 48HC D14 YAC Power Diagram 575 3 60 with Humidi MiZer 48HC ...

Страница 122: ...122 APPENDIX IV WIRING DIAGRAMS 50HE500891 F 50HE500751 J C12263 Fig 106 PremierLink System Control Wiring Diagram 48HC ...

Страница 123: ...123 APPENDIX IV WIRING DIAGRAMS C12690 Fig 107 PremierLink System Control Wiring Diagram 48HC ...

Страница 124: ...124 APPENDIX IV WIRING DIAGRAMS C14035 Fig 108 PremierLink System Control Wiring Diagram with Humidi MiZer 48HC ...

Страница 125: ...125 APPENDIX IV WIRING DIAGRAMS C14034 Fig 109 RTU Open Wiring Diagram 48HC ...

Страница 126: ...X V MOTORMASTER SENSOR LOCATIONS C10273 Fig 110 48HC A04 Outdoor Circuiting C08260 Fig 111 48HC A05 06 Outdoor Circuiting C10274 Fig 112 48HC A07 Outdoor Circuiting C08262 Fig 113 48HC A08 Outdoor Circuiting 48HC ...

Страница 127: ...ENDIX V MOTORMASTER SENSOR LOCATIONS cont C08263 Fig 114 48HC A09 Outdoor Circuiting CIRCUIT A CIRCUIT B SENSOR LOCATION SENSOR LOCATION C12495 Fig 115 48HC D14 Outdoor Circuiting Circuit A and Circuit B 48HC ...

Страница 128: ...SENSOR LOCATIONS cont TIE WRAP SENSOR LOCATION 9 0 C12492 Fig 116 48HC D08 Motormaster Sensor Location Novation Coils MCHX TIE WRAP SENSOR LOCATION 11 0 C12493 Fig 117 48HC D12 Motormaster Sensor Location Novation Coils MCHX 48HC ...

Страница 129: ... FOR LEAKS j CHECK THAT RETURN AIR FILTER IS CLEAN AND IN PLACE j VERIFY THAT UNIT INSTALLATION IS LEVEL j CHECK FAN WHEEL AND PROPELLER FOR LOCATION IN HOUSING ORIFICE AND VERIFY SETSCREW IS TIGHT j VERIFY PULLEY ALIGNMENT AND BELT TENSION ARE CORRECT III START UP ELECTRICAL SUPPLY VOLTAGE L1 L2 L2 L3 L3 L1 COMPRESSOR AMPS L1 L2 L2 INDOOR FAN AMPS L1 L2 L2 TEMPERATURES OUTDOOR AIR TEMPERATURE DB ...

Страница 130: ... S 7310 W Morris St S Indianapolis IN 46231 Edition Date 05 14 Manufacturer reserves the right to change at any time specifications and designs without notice and without obligations Catalog No 48HC 4 14 01SM Replaces 48HC 01SM 48HC ...

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