81
Electric Standby Mechanical Diagnosis
Condition
Possible Cause
Remedy
Compressor does not run
Improperly wired
Check wiring against diagram
Low line voltage
Check line voltage, determine
location of voltage drop
Relay contacts not closing
Check by operating manually.
Replace relay if defective
Fuses blown
Replace fuses
Open circuit in motor winding
Check stator leads
High pressure cutout open
Eliminate cause of excessive
pressure
ECM faulty
Repair or replace
Compressor faulty
Replace compressor
Shortage of refrigerant
Recharge
Low pressure cutout open
Recharge leak test
Overload relay open
Locate overload, reset
Unit short cycles
Shortage of refrigerant
(low pressure cutout)
Repair leak and recharge
Restricted expansion valve
Clean expansion valve
Refrigerant overcharge
(high pressure cutout)
Remove excess charge
Cycling on high pressure cutout
Check air flow and fan
Dirty condenser coil
Clean coil
Defrost timer set too low for
application.
Adjust timer to higher interval.
Содержание 900829
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Страница 93: ...91 V 520 10 30 V 520 MAX 10 30 Schematic Diagram page 1 of 2 Thermo King RELEASED 26 Mar 2014...
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Страница 95: ...93 V 520 20 50 1PH V 520 MAX 20 50 1PH Wiring Diagram page 1 of 3 Thermo King RELEASED 26 Mar 2014...
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Страница 98: ...96 V 520 20 50 1PH V 520 MAX 20 50 1PH Schematic Diagram page 1 of 3 RELEASED 26 Mar 2014...
Страница 99: ...97 V 520 20 50 1PH V 520 MAX 20 50 1PH Schematic Diagram page 2 of 3 RELEASED 26 Mar 2014...
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Страница 101: ...99 V 520 20 50 3PH V 520 MAX 20 50 3PH Wiring Diagram page 1 of 3 Thermo King RELEASED 26 Mar 2014...
Страница 102: ...100 V 520 20 50 3PH V 520 MAX 20 50 3PH Wiring Diagram page 2 of 3 RELEASED 26 Mar 2014...
Страница 103: ...101 V 520 20 50 3PH V 520 MAX 20 50 3PH Wiring Diagram page 3 of 3 Thermo King RELEASED 26 Mar 2014...
Страница 104: ...102 V 520 20 50 3PH V 520 MAX 20 50 3PH Schematic Diagram page 1 of 3 RELEASED 26 Mar 2014...
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Страница 107: ...105 V 520 MAX 10 SPECTRUM Wiring Diagram...
Страница 108: ...106 V 520 MAX 10 SPECTRUM Schematic Diagram page 1 of 2 2A 2A...
Страница 109: ...107 V 520 MAX 10 SPECTRUM Schematic Diagram page 2 of 2 2A 2A...
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Страница 122: ...120 V 520 MAX 20 SPECTRUM 3PH 50 60 Hz Wiring Diagram page 1 of 2...
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Страница 124: ...122 V 520 MAX 50 SPECTRUM 1PH Wiring Diagram page 1 of 2 Thermo King RELEASED 26 Mar 2014...
Страница 125: ...123 V 520 MAX 50 SPECTRUM 1PH Wiring Diagram page 2 of 2 Thermo King RELEASED 26 Mar 2014...
Страница 126: ...124 V 520 MAX 50 SPECTRUM 1PH Schematic Diagram page 1 of 3 RELEASED 26 Mar 2014...
Страница 127: ...125 V 520 MAX 50 SPECTRUM 1PH Schematic Diagram page 2 of 3 RELEASED 26 Mar 2014...
Страница 128: ...126 V 520 MAX 50 SPECTRUM 1PH Schematic Diagram page 3 of 3 RELEASED 26 Mar 2014...
Страница 129: ...127 V 520 MAX 50 SPECTRUM 3PH Wiring Diagram page 1 of 2 Thermo King RELEASED 26 Mar 2014...
Страница 130: ...128 V 520 MAX 50 SPECTRUM 3PH Wiring Diagram page 2 of 2 Thermo King RELEASED 26 Mar 2014...
Страница 131: ...129 V 520 MAX 50 SPECTRUM 3PH Schematic Diagram page 1 of 3 RELEASED 26 Mar 2014...
Страница 132: ...130 V 520 MAX 50 SPECTRUM 3PH Schematic Diagram page 2 of 3 RELEASED 26 Mar 2014...
Страница 133: ...131 V 520 MAX 50 SPECTRUM 3PH Schematic Diagram page 3 of 3 RELEASED 26 Mar 2014...
Страница 134: ...132 V 520 10 Refrigeration Diagram...
Страница 135: ...133 V 520 20 Refrigeration Diagram...
Страница 136: ...134 V 520 30 Refrigeration Diagram...
Страница 137: ...135 V 520 50 Refrigeration Diagram...
Страница 138: ...136 V 520 10 SPECTRUM Refrigeration Diagram...
Страница 139: ...137 V 520 20 SPECTRUM Refrigeration Diagram...
Страница 140: ...138 V 520 50 SPECTRUM Refrigeration Diagram Thermo King RELEASED 19 Jul 2012...
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