Refrigerating Cycle Diagram - Hitachi RAS-50WX8 Service Manual

REFRIGERATING CYCLE DIAGRAM

MODEL RAS-50WX8 / RAC-50WX8, RAS-D18EX3 / RAC-D18EX3
COOLING CYCLE
OUTDOOR UNIT
φ9.52
φ9.52
φ7.0
φ7.0
OUTDOOR
HEAT
EXCHANGER
φ7.0
φ4.76
HEATING CYCLE
OUTDOOR UNIT
φ9.52
φ9.52
φ7.0
φ7.0
OUTDOOR
HEAT
EXCHANGER
φ7.0
φ4.76
EU1013E2
φ12.7
φ8.0
φ7.0
φ7.0
AIR FLOW
ELECTRIC
EXPANSION
VALVE
φ7.0
φ6.35
STRAINER
φ6.35
STRAINER
EU1013E2
φ12.7
φ8.0
φ7.0
φ7.0
AIR FLOW
ELECTRIC
EXPANSION
VALVE
φ7.0
φ6.35
STRAINER
φ6.35
STRAINER
SUCTION
TANK
φ12.7
SERVICE
VALVE
(4S)
φ8.0
(SCROLL)
φ12.7
REVERSING
VALVE
φ12.7
SILENCER
φ12.7
AIR FLOW
φ6.35
SERVICE
VALVE
(2S)
SILENCER
φ8.0
SUCTION
TANK
φ12.7
SERVICE
VALVE
(4S)
φ8.0
(SCROLL)
φ12.7
REVERSING
VALVE
φ12.7
SILENCER
φ12.7
AIR FLOW
φ6.35
SERVICE
VALVE
(2S)
SILENCER
φ8.0
– 82 –
INDOOR UNIT
φ12.7
φ6.35
φ7.0
φ7.0
INDOOR UNIT
φ12.7
φ6.35
φ7.0
φ7.0
INDOOR
HEAT
EXCHANGER
φ6.35
φ4.76
φ9.52
INDOOR
HEAT
EXCHANGER
φ6.35
φ4.76
φ9.52