Westinghouse WPAXH-060CA4 Service Manual page 89

WESTINGHOUSE PACKAGE A/C MANUAL
13.2 12.5,15,17.5,20 ton:
Cooling, Cooling+EAH type
High pressure
switch
TP
High pressure
switch
TP
Low pressure switch
Cooling and Heating type:
Four way valve
High pressure
switch
TP
Low
pressure
switch
TP: Compressor discharge temperature sensor in system A and B
T2: Indoor coil temperature sensor in system A and B
T3: Outdoor coil temperature sensor in system A and B
88
Low pressure switch
Four way
valve
High pressure
switch
TP
Low pressure
switch
T3
T3
Condenser
T2
T2
Evaporator
Condenser
Evaporator
R-410A : 220V: 60Hz
T3
T3
T2
T2