Hitachi RAC-09CHV1 - Refrigeration Cycle Diagrams; Cooling and Defrost Cycle; Heating Cycle

– 56 –
6.35
11.0
9.0
9.0
9.52
9.52
Reversing
Valve
Suction
Tank
Service Valve
(3/8)
Service Valve
(1/4)
Strainer
Cooling Capillary
Check Valve
Charging Pipe
Heating Capillary
Union
(1/4)
Outdoor Unit
Union
(3/8)
Cooling
Defrost
Comp
9.52
9.52
6.35
6.35
6.35
6.35
6.35
6.35
4.76
6.35
6.35
8.0
Indoor Unit
6.35
11.0
9.0
9.0
9.52
9.52
Reversing
Valve
Suction
Tank
Service Valve
(3/8)
Service Valve
(1/4)
Strainer
Cooling Capillary
Check Valve
Charging Pipe
Heating Capillary
Union
(1/4)
Outdoor Unit
Union
(3/8)
Comp
COOLING DEFROST
9.52
9.52
6.35
6.35
6.35
6.35
6.35
6.35
4.76
6.35
6.35
8.0
Indoor Unit
HEATING
REFRIGERATION CYCLE