Westinghouse WPAPH-090CA4 Service Manual Download

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ROOFTOP

PACKAGE A/C

SERVICE MANUAL

R-410A; 220VOLTS 60HZ

Summary of Contents for WPAPH-090CA4

Page 1: ...ROOFTOP PACKAGE A C SERVICE MANUAL R 410A 220VOLTS 60HZ...

Page 2: ...3 9 Performance Data 34 10 Explode View 41 11 Electrical Data 78 12 Parameter and Pressure Chart 80 13 Refrigerant Cycle Diagram 87 14 Operation Limit 89 15 Installation 91 16 Wired Controller 98 17 E...

Page 3: ...Optional 220V 3Ph 60Hz 7 5 WPAXH 090CA4 Cooling 7 5 WPAPH 090CA4 Heating Cooling 10 WPAXH 120CA4 Cooling 10 WPAPH 120CA4 Heating Cooling 12 5 WPAXH 150CA4 Cooling 15 WPAXH 180CA4 Cooling 15 WPAPH 180...

Page 4: ...compressor Once a compressor protection energized the corresponding compressor will stop others are still working 2 2 Fan motor The fan motors for evaporator have over heat protection and over current...

Page 5: ...ient thin fin the condenser has high efficient heat exchanger the energy waste decreases greatly 3 3 Evaporator By using the high efficient super thin fin and inner whorl copper pipe the evaporators g...

Page 6: ...function and the filter can be washable 5 4 External pressure gauge port The external pressure gauge port which is identified permanently and clearly the embossed wording H is high pressure connectio...

Page 7: ...of the compressor The compressors have CE certified UL certified Compressor Highly efficient enhanced copper tube aluminum fin indoor coil Compressor contactor Low voltage terminal block Blower motor...

Page 8: ...ooled condensing section is enclosed within the unit housing and consists of condenser coil fan s electric motor s and inherently protected compressor s As an option enhanced coated aluminum fins may...

Page 9: ...heater is the resistance coil type and conforms to the requirement of UL 573 or equivalent Electrical characteristic kW capacity and number of stages are indicated Airflow switch fusible link and over...

Page 10: ...High speed CFM 1970 3000 3000 ESP Pa 70 60 60 EER 1 Btu h W 10 9 7 9 7 EER 2 Btu h W 6 8 7 3 7 3 COP Btu h W 10 2 Indoor Coil Number of rows 4 2 2 Fin spacing mm 1 6 1 6 1 6 inch 1 16 1 16 1 16 Tube d...

Page 11: ...Net W H D mm 1920X840X1068 1630X1065X1068 1630X1065X1068 inch 75 6X33 1X42 64 2 X 41 9 X 42 64 2 X 41 9 X 42 Packing W H D mm 1955X870X1085 1700X1110X1160 1700X1110X1160 inch 77X34 3X42 7 66 9 X 43 7...

Page 12: ...00 3800 ESP Pa 75 90 75 EER 1 Btu h W 10 5 9 8 10 5 EER 2 Btu h W 7 4 7 5 7 4 COP Btu h W 11 4 Indoor Coil Number of rows 3 3 3 Fin spacing mm 1 4 1 5 1 4 inch 1 18 1 16 1 18 Tube diameter mm 7 94 7 7...

Page 13: ...21X1335 2230x1245x1425 2165X1021X1335 inch 85 2 X 40 2 X 52 6 87 8X49X56 85 2 X 40 2 X 52 6 Packing W H D mm 2220X1140X1415 2265x1280x1455 2220X1140X1415 inch 87 4 X 44 9 X 55 7 89 2X50 4X57 3 87 4 X...

Page 14: ...00 6600 ESP Pa 90 100 90 EER 1 Btu h W 10 10 2 10 EER 2 Btu h W 7 5 7 7 7 5 COP Btu h W 10 Indoor Coil Number of rows 3 3 3 Fin spacing mm 1 4 1 4 1 4 inch 1 18 1 18 1 18 Tube diameter mm 7 94 7 94 7...

Page 15: ...2230 X1245X1824 2230 X1245X1824 inch 87 8 X 49X 71 8 87 8 X 49X 71 8 87 8 X 49X 71 8 Packing W H D mm 2236 X1300X1855 2236 X1300X1855 2236 X1300X1855 inch 88 X 51 2 X 73 88 X 51 2 X 73 88 X 51 2 X 73...

Page 16: ...igh speed CFM 8400 8400 ESP Pa 100 100 EER 1 Btu h W 10 1 10 1 EER 2 Btu h W 7 6 7 6 COP Btu h W 10 2 Indoor Coil Number of rows 3 3 Fin spacing mm 1 6 1 6 inch 1 18 1 16 Tube diameter mm 7 94 7 94 in...

Page 17: ...3 X1245X2157 inch 87 8 X 49X 71 8 108 4 X 49 X 84 9 Packing W H D mm 2236 X1300X1855 2755 X1300X2180 inch 88 X 51 2 X 73 108 5X51 2 X85 8 Weight Net weight Kg Ibs 730 1609 3 940 2072 3 Gross weight Kg...

Page 18: ...pan service access compartment panel Recommended unit disconnect location 6 1 2 Front Left 33 3 64 Hi Lo pressure detected valve 1 4 SAE Condenser coil Bottom Back Side supply air opening Bottom supp...

Page 19: ...WESTINGHOUSE PACKAGE A C MANUAL R 410A 220V 60Hz 18 7 2 7 5ton...

Page 20: ...WESTINGHOUSE PACKAGE A C MANUAL R 410A 220V 60Hz 19 7 3 10 ton...

Page 21: ...n orifice for air supply motor Control and comperssor access panel Hole for control wires Hole for power wires Hole for other purpose 1076 122 81 306 374 494 Hole for bottom installation 14 15 25 131...

Page 22: ...WESTINGHOUSE PACKAGE A C MANUAL R 410A 220V 60Hz 21 7 5 15 17 5ton...

Page 23: ...WESTINGHOUSE PACKAGE A C MANUAL R 410A 220V 60Hz 22 7 6 20 ton...

Page 24: ...COMP TEMP SWITH K1 S 2 S 1 W H IT E B LA C K CN20 RT4 CN40 CN13 X p 1 X s 1 H PR O K 1 L P R O RT2 1 CN23 CN9 XT3 OFAN Y E L L O W RT4 10K RESISTANCE R ED B LU E XP8 XS8 TO KJR 12B WIRED CONTROLLER R...

Page 25: ...UTDOOR FAN HIGH PRESSURE SWITCH T1 T2 K1 H PRO XT2 RT3_1 FAN_IN COMP KM1 KM2 KM3 XT1 CT1 CT3 CT4 RT2 L PRO FAN_OUT RT1 FAN_O PRO CONTACTOR I NDOOR FAN TRANSFORMER CONNECTORS CONNECTORS PIPE TEMP SENSO...

Page 26: ...ONNECTED KJR 12B BLUE RED NC R S T COM NO COMPRESSOR OUTDOOR FAN HIGH PRESSURE SWITCH T1 T2 K1 H PRO XT2 RT3_1 FAN_IN COMP KM1 KM2 KM3 XT1 CT1 CT3 CT4 RT2 L PRO FAN_OUT RT1 FAN_O PRO CONTACTOR INDOOR...

Page 27: ...OR OUTDOOR FAN HIGH PRESSURE SWITCH T1 T2 K1 H PRO XT2 RT3_1 FAN_IN COMP KM1 KM2 KM3 XT1 CT1 CT3 CT4 RT2 L PRO FAN_OUT RT1 FAN_O PRO CONTACTOR INDOOR FAN TRANSFORMER CONNECTORS CONNECTORS PIPE TEMP SE...

Page 28: ...R EY G R E Y 4 WAY CN9 XS3 TO BE CONNECTED KJR 12B B LUE RED NC R S T COM NO COMPRESSOR OUTDOOR FAN HIGH PRESSURE SWITCH T1 T2 K1 K2 H PRO XT2 RT3_1 FAN_IN COMP KM1 KM2 KM3 XT1 CT1 CT3 RT2 L PRO FAN_O...

Page 29: ...NNECTORS CONNECTORS PIPE TEMP SENSOR OF UNIT AB 4 WAY TERMINAL SMALL 5 WAY TERMINAL LOW PRESSURE SWITCH TEMP PROTECTION SWITCH INDOOR PIPE TEMP SENSOR INDOOR ROOM TEMP SENSOR OUTDOOR FAN PROTECTION SW...

Page 30: ...XT2 RT3_1 RT3_2 FAN_IN COMP_A COMP_B KM1 KM5 XT1 CT1 CT4 RT2 L PRO FAN_OUT1 2 RT1 FAN_O PRO1 2 CONTACTOR INDOORFAN TRANSFORMER CONNECTORS CONNECTORS PIPETEMP SENSOROFUNITAB 4 WAYTERMINAL SMALL5 WAYTER...

Page 31: ...BLACK CN28 CN29 BLUE BLU E BLUE BLUE GR EY G R E Y 4 WAY A 4 WAY B CN9 XS3 TO BE CONNECTED KJR 12B BL UE RED CN22 JP1 NC R S T COM N O COMPRESSOR OUTDOOR FAN HIGH PRESSURE SWITCH T1 T2 K1 K2 H PRO XT2...

Page 32: ...M5 XT1 CT1 CT4 RT2 L PRO FAN_OUT1 2 RT1 FAN_O PRO1 2 CONTACTOR INDOORFAN TRANSFORMER CONNECTORS CONNECTORS PIPETEMP SENSOROFUNITAB 4 WAYTERMINAL SMALL5 WAYTERMINAL LOW PRESSURE SWITCH TEMPPROTECTIONSW...

Page 33: ...2 K1 K3 H PRO XT2 RT3_1 RT3_2 FAN_IN COMP_A COMP_B KM1 KM8 XT1 CT1 CT4 RT2 L PRO FAN_OUT1 2 RT1 FAN_O PRO1 2 CONTACTOR INDOOR FAN TRANSFORMER CONNECTORS CONNECTORS PIPE TEMP SENSOR OF UNIT AB 4 WAY TE...

Page 34: ...ACK BLACK CN28 CN29 BLUE BLUE BLUE BLUE GR EY G R E Y 4 WAY A 4 WAY B CN9 XS3 TO BE CONNECTED KJR 12B BLU E R ED CN22 JP1 NC R S T COM NO COMPRESSOR OUTDOOR FAN HIGH PRESSURE SWITCH T1 T2 K1 K2 H PRO...

Page 35: ...5 52 8 95 61 TGC 55 5 58 3 63 64 8 SHC 41 1 43 1 46 6 48 67 TGC 57 1 60 65 66 9 SHC 41 7 44 47 2 48 8 73 TGC 58 7 61 7 66 6 68 3 SHC 42 9 45 48 6 49 8 105 61 TGC 51 6 54 2 59 60 8 SHC 39 7 41 7 45 5 4...

Page 36: ...1 60 4 61 9 60 1 61 9 63 8 66 0 63 1 64 0 66 4 68 6 67 TGC 69 5 71 0 72 6 74 2 71 3 72 9 74 5 76 1 72 9 74 5 76 1 77 8 74 3 75 9 77 6 79 3 SHC 40 6 54 9 68 2 73 0 43 3 58 8 71 1 74 9 45 9 63 0 74 9 7...

Page 37: ...1 89 0 90 9 92 9 94 9 SHC 77 8 79 5 81 2 83 0 79 4 81 1 82 9 84 7 83 4 85 2 87 0 88 9 87 5 89 4 91 3 93 3 67 TGC 94 5 96 5 98 6 100 7 96 4 100 2 100 6 102 7 98 8 100 9 103 1 105 3 101 4 103 6 105 8 1...

Page 38: ...22 8 125 3 67 TGC 128 8 131 4 134 2 136 9 131 9 134 6 137 4 140 2 133 9 136 7 139 4 142 3 136 0 138 7 141 6 144 5 SHC 77 5 100 1 123 5 135 1 82 0 106 9 132 8 137 9 85 4 114 4 135 0 137 5 89 8 119 8 13...

Page 39: ...3 169 4 SHC 108 0 124 7 136 7 148 6 115 1 129 3 141 1 152 9 121 4 129 7 139 9 160 5 120 8 140 3 153 4 164 1 67 TGC 147 3 149 7 150 9 154 4 148 5 152 2 154 6 157 1 157 1 159 6 163 2 167 5 160 8 163 2...

Page 40: ...7 6 200 3 SHC 129 9 149 0 162 8 176 4 138 0 154 3 167 8 181 4 145 3 154 8 167 0 190 1 144 6 166 9 182 0 194 2 67 TGC 175 0 177 7 179 1 182 0 176 3 180 6 183 3 186 2 186 2 189 1 193 2 198 1 190 4 193 2...

Page 41: ...226 0 SHC 144 9 167 0 182 8 198 5 154 3 174 9 190 6 206 4 162 6 181 2 198 5 214 3 174 5 187 5 204 8 219 0 67 TGC 196 7 200 0 201 6 204 9 198 4 203 2 206 5 209 7 209 7 213 0 217 9 221 1 214 6 217 9 221...

Page 42: ...WESTINGHOUSE PACKAGE A C MANUAL R 410A 220V 60Hz 41 10 Explode View WPAXH 060CA4...

Page 43: ...01696090590 37 Installation holder of filter 1 201296090352 13 clapboard 2 201296090214 37 1 Extraction board of filter 1 201296090358 14 High pressure gauge ports ass y 1 201696090576 37 2 Screw 1 20...

Page 44: ...001 29 Connecting pipe 1 202796090005 51 Discharge temp sensor 1 202301610027 30 Throat bander 2 202900240000 52 Pipe temp sensor 1 202301300439 31 Drainage pan ass y 1 201196090004 53 Indoor temp sen...

Page 45: ...WESTINGHOUSE PACKAGE A C MANUAL R 410A 220V 60Hz 44 WPAXH 090CA4...

Page 46: ...1 201696190286 42 welding pieces of the motor bracket 1 201296190249 7 1 Pressure controller 1 202301820041 43 Right anterior column 1 201296190298 7 2 Form fitting assemblies 1 201696490506 44 weldi...

Page 47: ...rn air cover components 1 201296190260 30 Pipe support plate 1 201296290146 71 I return air flange components 1 201296190266 31 Welding pieces of the right anterior column I 1 201296190229 72 Filter f...

Page 48: ...5 2 5 1 5 6 8 9 11 12 7 2 2 7 2 1 7 2 7 1 7 10 4 10 3 10 2 10 1 10 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 5...

Page 49: ...valve solenoid 1 201600600113 40 Electronic control box cover plate 1 201296190216 7 2 Four way valve assembly 1 201696190275 41 Lateral panel components 1 201296190280 7 2 1 4 way valve 1 20160060009...

Page 50: ...Press plate assy 1 201296490084 69 Components of the left rear column I 1 201296190231 30 Electronic control box support plate 1 201296190297 70 Cover plate ass y 1 201296390043 31 Pipe support plate...

Page 51: ...sensor of unit A B Outdoor temp sensor CN6 Compressor outdoor indoor fan motor power supply CT2 Current indicator CN9 To be connected wired controller KJR 12B CN28 4 way terminal CT1 Current indicato...

Page 52: ...WESTINGHOUSE PACKAGE A C MANUAL R 410A 220V 60Hz 51 WPAXH 120CA4...

Page 53: ...le assembly 1 201296290139 45 Motor 1 202400800219 9 Suction pipe ass y 1 201696290254 46 Rear left upright pole ass y 1 201296590047 9 1 Pressure controller 1 202301820021 47 Motor holder 1 201296590...

Page 54: ...201296590131 32 1 Welding together pieces of electronic control box 1 201296290134 73 Evaporator seal board ass y 1 201296290055 32 2 Outdoor control board assembly 1 201396890002 74 Evaporator holder...

Page 55: ...6 2 6 1 6 7 2 2 7 2 1 7 2 7 1 7 8 9 10 11 3 11 2 11 1 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 27 28 29 30 31 32 33 34 35 36 37 38 39 40 26 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 5...

Page 56: ...1 201696290196 41 Panel ass y 1 201296590076 7 1 4 Way valve solenoid 1 201600600113 42 Handle 4 201148700003 7 2 Four way valve assembly 1 201696290197 43 Motor bracket boarding 1 201296590064 7 2 1...

Page 57: ...1 201296590130 29 Winding 2 201196190008 71 Return air flange 1 201296590042 30 Form fitting assemblies 2 201696490506 72 Supply air flange 1 201296590043 31 Compressor 1 201402300160 73 Cover plate a...

Page 58: ...or CN5 Electric heater CT2 Current indicator CN20 Pipe temp sensor of unit A B Outdoor temp sensor CN6 Compressor outdoor indoor fan motor power supply CT1 Current indicator CN9 To be connected wired...

Page 59: ...WESTINGHOUSE PACKAGE A C MANUAL R 410A 220V 60Hz 58 WPAXH 150CA4...

Page 60: ...s y 1 201696290341 40 Panel 1 201296390278 9 1 Pressure controller 1 202301800808 41 Handle 4 201148700003 9 2 Form fitting assemblies 1 201696490506 42 Motor bracket ass y 2 201296390441 10 A compres...

Page 61: ...78 24 Rear right supporting board II 1 201296290183 71 Rear left upright pole ass y 1 201296390348 25 Air outlet flange ass yII 1 201296390386 72 Filter fixed supporting 1 201296290242 26 Right rear s...

Page 62: ...WESTINGHOUSE PACKAGE A C MANUAL R 410A 220V 60Hz 61 WPAXH 180CA4...

Page 63: ...al exhaust pipe components 1 201696390554 48 Air Filter 1 201101100107 10 1 Pressure controller 1 202301820041 49 Air Filter 1 201101100106 11 B machine back to the tube components 1 201696390548 50 P...

Page 64: ...77 18 Panel 1 201296390278 71 Top cover ass y 1 201296390330 19 Electronic control box cover plate 1 201296390277 72 Rear right upright pole ass y II 1 201296390410 20 Front right upright pole ass y I...

Page 65: ...WESTINGHOUSE PACKAGE A C MANUAL R 410A 220V 60Hz 64 WPAPH 180CA4...

Page 66: ...alve parts machine 1 201696390526 45 Evaporator fixing board ass y 1 201296390426 10 1 A local exhaust pipe components 1 201696390527 46 Components under the seal plate evaporator 1 201296390521 10 1...

Page 67: ...e 1 201296390550 69 Fan support plate welding parts II 1 201296390475 18 Panel 1 201296390278 70 I fan support plate assembly 1 201296390477 19 Electronic control box cover plate 1 201296390277 71 Top...

Page 68: ...motor power supply CT3 Current indicator CN21 Pipe temp sensor of unit AB CN28 4 way terminal A CT2 Current indicator CN20 Outdoor temp sensor CN29 4 way terminal B CT1 Current indicator CN9 To be con...

Page 69: ...WESTINGHOUSE PACKAGE A C MANUAL R 410A 220V 60Hz 68 WPAXH 205CA4...

Page 70: ...1296390521 10 A local exhaust pipe components 1 201696390562 47 I support the filter fixed 1 201296390523 11 B machine back to the tube components 1 201696390556 48 Air Filter 1 201101100107 12 B comp...

Page 71: ...9 Fan support plate welding parts II 1 201296390475 21 Duct 3 201295100008 70 I fan support plate assembly 1 201296390477 22 Panel ass y 1 201296390338 71 Top cover ass y 1 201296390330 23 Rear left u...

Page 72: ...WESTINGHOUSE PACKAGE A C MANUAL R 410A 220V 60Hz 71 WPAXH 240CA4 19 4 19 5 19 2 19 1 19 3 19 6 19 7 19 8 19 9 19 10 19 11 19 12 19 13 19 14 19 15 19 3 19 2 19 1 19 12 19 13 19 14 19 15...

Page 73: ...B condenser 1 201596490033 43 Cover plate ass y 1 201296490552 12 B capillary components 1 201696490590 44 Rear left upright pole ass y 1 201296490556 13 B Exhaust pipe assembly 1 201696490583 45 Air...

Page 74: ...68 Motor 2 202400800537 19 13 Press contacts cable group 1 202496490020 69 Outside top cover board assy 1 201296490012 19 14 Press contacts cable group 1 202496490021 70 Partition board ass y 1 201296...

Page 75: ...WESTINGHOUSE PACKAGE A C MANUAL R 410A 220V 60Hz 74 WPAPH 240CA4...

Page 76: ...2 201296490106 41 Pole ass y 1 201296490561 9 Separator 2 201601100087 42 Panel ass y I 1 201296490565 10 Part B condenser 1 201596490030 43 Cover plate ass y 1 201296490552 11 Form fitting assemblies...

Page 77: ...cover ass y 1 201296490593 19 12 Three phase power protection devices 1 202301600515 66 Net III 1 201296490292 19 13 Surge suppresser 2 202301610601 67 Guide circle 2 201296490280 19 14 Wire joint as...

Page 78: ...pressor outdoor indoor fan motor power supply CT1 Current indicator CN20 Outdoor temp sensor CN28 4 way terminal A CN40 Outdoor fan motor protection switch CN9 To be connected wired controller KJR 12B...

Page 79: ...2 2 WPAXH 240CA4 144 156 231 267 87 6 20 6 2 26 5 5 1 18 5 4 2 WPAPH 240CA4 144 156 231 2 67 87 6 20 6 2 26 5 5 1 18 5 4 2 MCA Min Current Amps A TOCA Total Over current Amps A MFA Max Fuse Amps A STC...

Page 80: ...50psi WPAXH 090CA4 IOP F IP44 250psi F IP54 450psi WPAPH 090CA4 IOP F IP44 250psi F IP54 450psi WPAXH 120CA4 IOP F IP44 250psi F IP54 450psi WPAPH 120CA4 IOP F IP44 250psi F IP54 450psi WPAXH 150CA4 I...

Page 81: ...6 1606 1478 1257 931 Brake power kW 0 807 0 779 0 751 0 73 0 703 0 679 0 651 0 624 0 593 0 518 0 488 Fan speed rpm 955 973 992 1007 1021 1036 1052 1065 1080 1106 1118 L Air flow CFM 2067 2006 1945 187...

Page 82: ...1 78 1 70 1 66 1 63 1 58 1 53 1 47 1 41 Fan speed rpm 1260 1265 1268 1271 1274 1277 1281 1285 1287 Curve diagram of static pressure air flow volume 7 5ton Air volume CFM Static pressure Pa 0 25 2500...

Page 83: ...18 2 1 2 02 1 96 1 86 1 79 1 71 1 62 Fan speed rpm 1000 1004 1006 1011 1014 1016 1020 1021 Curve diagram of static pressure air flow volume 10ton Air volume CFM Static pressure Pa 0 25 2800 2600 3000...

Page 84: ...5 2 69 2 56 2 35 2 24 2 14 Fan speed rpm 895 895 896 897 898 898 899 899 Curve diagram of static pressure air flow volume S t a ti c p r e s s u r e P a Air volum e CF M 12 5ton 0 25 50 75 100 150 175...

Page 85: ...71 4 65 4 45 4 32 4 08 3 82 Fan speed rpm 1029 1029 1030 1031 1031 1032 1033 1034 Curve diagram of static pressure air flow volume 15ton Air volume CFM Static pressure Pa 0 25 50 75 100 150 175 200 22...

Page 86: ...5 36 5 3 5 14 5 05 4 88 4 78 4 67 4 55 4 37 4 12 Fan speed rpm 1019 1020 1020 1021 1022 1022 1023 1024 1025 1025 1026 1027 1030 Curve diagram of static pressure air flow volume 17 5ton Air volume CFM...

Page 87: ...73 5 59 5 44 5 50 5 27 4 98 4 66 4 32 Fan speed rpm 818 819 819 820 820 821 822 823 825 Curve diagram of static pressure air flow volume 20ton Air volume CFM Static pressure Pa 0 30 60 90 120 180 210...

Page 88: ...Heating type TP Compressor discharge temperature sensor in system T2 Indoor coil temperature sensor in system T3 Outdoor coil temperature sensor in system T3 T2 Condenser Evaporator Four way valve Hig...

Page 89: ...re sensor in system A and B T3 Outdoor coil temperature sensor in system A and B T3 T2 Condenser Evaporator High pressure switch TP Low pressure switch Comp T3 T2 Comp High pressure switch Low pressur...

Page 90: ...g only and cooling with auxiliary heater Standard operation Indoor temperature WB Outdoor temperature DB Cooling only and cooling only with auxiliary heater Temperature Model Outdoor temperature Indoo...

Page 91: ...mperature WB Standard operation Outdoor temperature DB 50 55 Temperature Mode Outdoor temperature Indoor temperature Cooling mode 18 52 17 30 0 5 10 15 20 25 5 10 10 17 30 Heating mode Indoor temperat...

Page 92: ...unbalance During lifting anyone forbidden lingering under the lifting unit 15 2 Service Space 1 The recommended clearances for single unit installations are illustrated in following Fig These minimum...

Page 93: ...red by bolting or welding to the roof Flashing is required 2 The hole in the roof must be prepared in advance of installing the unit 3 Secure the ducts to the roof 4 Place the unit on the frame or roo...

Page 94: ...WESTINGHOUSE PACKAGE A C MANUAL R 410A 220V 60Hz 93 Typical rooftop application with frame...

Page 95: ...e structure Be sure the outdoor portion of the supply and return air ducts are as short as possible Installation according to the following procedure 1 Place the unit on the pad 2 Attach the supply an...

Page 96: ...nd level application 15 5 Installation of condensate drain piping 5ton Drain pan A B Drain commutator Drain connector tube Removable Condensate Drain Pan And Removal Procedure 7 5 10 12 5 15 17 5 20 t...

Page 97: ...must be indoors and made out of heavy canvas Note Do not draw the canvas taut between the solid ducts 2 Attaching down flow ductwork to roof curb Supply and return air flanges are provided on the roof...

Page 98: ...conduit coupling and field supplied room thermostat Wire and fuse size selection for main power source The wire and fuse size should be selected in accordance with national standard taking the designe...

Page 99: ...ion The following contents are stated on the product and the operation manual including usage precautions against personal harm and property loss and the methods of using the product correctly and saf...

Page 100: ...f time is set the OFF is lighted If both on and off timer are set both the ON and OFF are lighted Follow me function There is a temperature sensor inside the wired controller after setting temperature...

Page 101: ...he cooling only model the heating mode is skipped Timer on button Press this button timer on function is active Then every press the time increase 0 5h after 10h 1h increase after each press If cancel...

Page 102: ...odels 12 Fan speed button Press this button consecutively the fan speed will circle as follow 13 Lock button hidden When you push the LOCK button all current settings are locked in and the wired contr...

Page 103: ...button repeatedly to adjust time setting 3 If press this button and hold on the time will increase at 0 5h after 10h it increases at 1h 4 After setting 0 5 second the wired controller send timer off i...

Page 104: ...BOARD SW3 CN7 CN36 GREEN YELLOW RED WHITE XT2 TO THE WIRE CONTROLLER ON 1 KJR 1 2B B A C D E BROWN RED YELLOW BLACK WHITE 5 terminal Group For Cooling EAH Units KJR 1 2B B A C D E BROWN RED YELLOW BLA...

Page 105: ...E0 Manual reset Error Outdoor coil temp sensor in sys A error E1 Manual reset Error Outdoor coil temp sensor in sys B error E2 Manual reset Error Indoor coil temp sensor in sys A error E5 Manual reset...

Page 106: ...or fan P3 11 Protection for High Low Pressure or exhaust temp P4 1 E0 Compressor phase sequence error or phase default 2 E1 Outdoor coil temp sensor T3 default Yes No Yes Yes No No Detect if the temp...

Page 107: ...he wired controller output signal has W no G 3 The wired controller output signal has Y and W no G 6 P0 Compressor over current protection The over current protection value is 16A 7 P3 Comprehensive p...

Page 108: ...rmal Detect by multi meter if the high low pressure switch two sides and air discharge switch two sides exist current circuit Replace high low pressure switch and air discharge temp switch detect them...

Page 109: ...rminal is loose if the wired controller set and wire connection are correct operating as flow process after confirm Yes No No Yes Yes No Yes No Yes No If the heating mode is in preventing cold state f...

Page 110: ...hich corresponds to the interface on PCB is 208 230V AC between CN6 of COMP1 COMP2 and N If indoor fan motor contactor is close Detect if the fuse on PCB is burned off Replace compressor Replace conta...

Page 111: ...N1 OFAN2 and N Replace transformer Detect if the fuse on PCB is burned off If the outdoor fan motor contactor is close Replace outdoor fan motor Replace contactor Replace fuse Check if the secondary v...

Page 112: ...outlet air is blocked in heat exchanger etc Check There is air or nitrogen in system air comes from the incomplete vacuum drying and nitrogen is caused by directly pressurizing to ball valve symptom...

Page 113: ...for the equipment Model A 6 2 Ton 328mm 7 5 Ton 328mm 8 5Ton 395mm 10 Ton 395mm 12 5Ton 620mm 15 Ton 576mm 17 5 Ton 576mm 20 Ton 525mm Note At least 1m flame resistant layer must be laid at the end of...

Page 114: ...e noise and be harmful to the unit Dismantle the air filter Twist of screws and up the plate that is gets out Upon loose the filter baffle plate the filter could be pulled out along the supporting slo...

Page 115: ...the manufacturer recommends that a qualified serviceman check the entire system at least once each year and any other time that you feel one is needed Your serviceman should examine these areas of you...

Page 116: ...3 115 0 41164 4 44 0000 36 6 13059 76 1 34105 116 0 40060 3 41 5878 37 5 87359 77 1 29078 117 0 38991 2 39 8239 38 5 62961 78 1 25423 118 0 37956 1 37 1988 39 5 39689 79 1 21330 119 0 36954 0 35 2024...

Page 117: ...492 34 165 6 70 6 38 1 23 1 21 0 36 857 34 596 32 440 6 53 6 23 1 21 1 19 1 34 898 32 807 30 810 6 38 6 09 1 18 1 17 2 33 055 31 120 29 271 6 22 5 94 1 16 1 15 3 31 317 29 528 27 815 6 06 5 80 1 14 1...

Page 118: ...25 49 3 776 3 590 3 409 5 18 5 04 1 30 1 28 50 3 632 3 451 3 274 5 25 5 12 1 33 1 30 51 3 495 3 318 3 146 5 33 5 19 1 35 1 33 52 3 363 3 191 3 023 5 41 5 26 1 41 1 36 53 3 237 3 069 2 905 5 49 5 34 1...

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Westinghouse WPAPH-090CA4, Service Manual

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