Johnson Controls HVWHP072B32S - Removing Electrical Box

4-60
SM-18006
MAINTENANCE
TURN OFF all POWER supply switches.
4.1.15.3 Removing Electrical Box
Remove the electrical box according to Section 4.1.8 “Removing Electrical Box”.
● Proper handling of removal work must be performed by at least two people to avoid serious
injuries.
● Check that all wiring do not contact the sheet metal or pipes during wiring work. It may cause re
if the wire coating is deteriorated due to the vibration of the operation.
(H,Y)VWH(P,R)072 - 120B32S
(H,Y)VWH(P,R)144 - 216B32S
208/230V
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)