Carrier 42K - Page 33

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Refrigeration Cycles (Cont.)
Ducted Split System
53QDMT42-718 Heat Pump
220-240V / 1Ph / 50Hz
INDOOR UNIT
Centrifugal Blowers
Liquid
Service Valve
Gas
Service Valve
Refrigerant flow (cooling)
OUTDOOR UNIT
Compressor
Reciprocating Tropical
Copeland
CR47KQM-PFZ
T1 Air return
temperature senso
r
Indoor Coil
Refrigerant flow (heating)
Propeller Fan
Outdoor Coil
Reversing Valve
A
ccumulator
Connecting
Refrigerant
Piping Lines
Liquid
3/8"
Gas
3/4"
T2 Indoor Coil
Temp. sensor
Restrictor
C 0.077
H 0.066
T3 Outdoor
Coil Temp.
sensor
42QDMT42-718
38QDMT42-718