GVZC20 Service Manual

SYSTEM OPERATION
12
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THE SPECIFICATION OF *VXC200601A OR EARLIER MODELS ARE DIFFERENT FROM THIS SPECIFICATION. FOR DETAILS, SEE THE SERVICE
MANUAL THAT MATCHES THE MAJOR REVISION OF MODEL NAME
.
NOTICE
LEGEND:
Tl =Thermistor( Outdoor Liquid Temperature)
Td =Thermistor(Discharge Temperature )
Ta =Thermistor( Outdoor Air Temperature)
HP/LP sensor= High/Low Pressure Sensor
HPS= High Pressure Switch
Tm =Thermisto r(Outdoor Coil Temperature )
Piping Diagram with TX V a pplicable indoor unit
Hex
Fan
Motor
Filter
dryer
Stop
Valve
(Liquid)
Ball Valve
(Gas)
Fan
Motor
Hex
HP/LP
HP/LPs ensor
Tm
Thermistor
Ref cooling
Ta Thermistor
Outdooru nit
Indoor unit
TXV
Check
valve
Td Thermistor
Filter
Compressor
Capillaryt ube
HPS
Oil
separator
Accumulator
T Thermistor
Reversing
Valve
Check
valve
EEV
Filter
Filter