Hitachi 3HRNM1Q Installation & Maintenance Manual page 10

Liquid Line Refrigerant
Piping Connection
(φ9.53)
(φ15.88)
Gas Line Refrigerant
Piping Connection
RAS-3HRNM1Q
63H2 63H1
RAS-4~5HRNM1Q and RAS-5HYNM1Q
Mark
Part Name
Compressor
Heat Exchanger
Electronic Expansion Valve
Strainer
Distributor
Check Joint
SVA Capilary Tube
Solenoid Valve
Pressure Switch for Control
High Pressure Switch for Protection
Stop Valve for Liquid Line
Stop Valve for Gas Line
Check Valve
Four-Way Valve
Refrigerant Flow Direction (Cooling Operation)
Refrigerant Flow Direction (Heating Operation)
Field Refrigerant Piping
Flare Connection
Accumulator