Refrigeration Cycle - Hitachi RAS-07BH1 Service Manual

REFRIGERATION CYCLE

MODEL RAS-07BH1 / RAC-07BH1
RAS-09BH1 / RAC-09BH1
COOLING DEHUMIDIFYING DEFROST
Charging
φ7.0
Pipe
φ6.35
φ9.52
φ7.0
φ7.0
φ7.0
Strainer
φ7.0 φ6.35
HEATING
Reversing
Valve
Charging
φ7.0
Pipe
φ6.35 φ9.52
φ7.0
φ7.0
φ7.0
φ7.0
Strainer
φ6.35
φ7.0
φ8.0
Reversing
Comp
Valve
φ9.52
φ11.0
Heating Capillary
Check Valve
φ8.0
Comp
φ9.52
φ11.0
Heating Capillary
Check Valve
Outdoor Unit
Suction
Tank
Cooling Capillary
φ6.35
φ4.76
Strainer
Outdoor Unit
Suction
Tank
Cooling Capillary
φ
6.35
φ
4.76
Strainer
– 44 –
Indoor Unit
Service Valve
Union
(3/8")
(3/8")
φ9.52
φ9.52
φ7.0
φ7.0
φ6.35
Service Valve
(1/4")
φ6.35
Union
φ6.35
(1/4")
Indoor Unit
Service Valve
Union
(3/8")
(3/8")
φ
φ
9.52
φ
7.0
φ
7.0
Service Valve
(1/4")
φ
6.35
Union
φ
6.35
(1/4")
9.52