SiBE37-701_B Piping Diagrams
Appendix 404
FXCQ, FXDQ25/25-M, FXSQ
Refrigerant pipe connection port diameters
C:3TW25515-1
C:3TW21175-1C
C:3TW31185-1
HEAT EXCHANGER
M
FAN
FILTER FILTER
ELECTRONIC EXPANSION
VALVE
LIQUID PIPE CONNECTION PORT
GAS PIPE CONNECTION PORT
REFRIGERANT FLOW
COOLING
HEATING
Model Gas Liquid
FXSQ20, 25, 32, 40, 50 φ12.70 φ6.35
FXSQ63, 80, 100, 125 φ15.90 φ9.52
FXCQ20, 25, 32, 40, 50 φ12.70 φ6.35
FXCQ63, 80, 125 φ15.90 φ9.52
FXDQ20, 25 φ12.70 φ6.35
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