Piping System - Mitsubishi Heavy Industries SRK20ZD-S1 Technical Manual

Models SRC40HD-S1, 40HC-S2
286.4
203.1

(4) Piping system

Models SRK20HD-S1, 28HD-S1, 40HD-S1, 20HC-S2, 28HC-S2, 40HC-S2
Indoor unit
Flare connecting
Room temp.
sensor
Heat
exchanger
Flare connecting
Drain hole
476
510
850
Outdoor unit
Service valve
(Gas)
Piping
Check joint
(Gas)
( )
20, 28 : ø9.52
40 : ø12.7
4 way valve
Heat
exchanger
sensor
Piping
(Liquid)
Service valve (Liquid)
ø6.35
50
12
136.9 Elogated hole
(2-12 x16)
Ground
terminal
Discharge temp.
sensor
Compressor
Capillary tube
Electronic
Strainer
expansion valve
148
- -
Terminal block
34.6
124
Service valve (Liquide)
ø6.35 (1/4'')
Service valve (Gas)
ø12.7 (1/2'')
Cooling cycle
Heating cycle
Outdoor air
temp. sensor
Accumulator
Heat exchanger
sensor
Capillary tube
Heat
exchanger