Johnson Controls HVWHP072B32S - Page 211

SM-18006
4-61
MAINTENANCE
TURN OFF all POWER supply switches.
(H,Y)VWH(P,R)072 - 120B42S
(H,Y)VWH(P,R)144 - 216B42S
460V
Solenoid Valves and
Reversing Valves Wiring
(SVA, SVB, SVC, RVR1, RVR2)
Solenoid Valve Wiring
(SVG)
Pressure Sensors Wiring
(Pd, Ps)
Expansion Valves Wiring
(MVB, MV1, MV3, MV4)
Thermistors Wiring
(Ta, Te, Tg, Tchg, Tsc)
Thermistor Wiring
(Td1)
High Pressure Switch Wiring
(PSH1)
Compressor Power Wiring
Crankcase Heater Wiring
(CH1)
Solenoid Valves and
Reversing Valves Wiring
(SVA, SVB, SVC, RVR1, RVR2)
Solenoid Valve Wiring
(SVG)
Pressure Sensors Wiring
(Pd, Ps)
Expansion Valves Wiring
(MVB, MV1, MV3, MV4)
Thermistors Wiring
(Ta, Te, Tg, Tchg, Tsc)
Thermistors Wiring
(Td1, Td2)
High Pressure Switches Wiring
(PSH1, PSH2)
Compressor Power Wiring
Crankcase Heaters Wiring
(CH1, CH2)