Mitsubishi Electric EHSC-VM2B Service Manual page 10

<ERSC> (Split model system for heating and cooling)
12
13
14
A B
OCH532A
Figure 4-7
E
C D
Figure 4-8
Number
1
2
3
4
5
6
7
8
9
10
1
11
12
13
14
A
B
2
C
D
E
3
4
6
5
7
8
9
11
10
10
Component
Control and electrical box
Main controller
Manometer
Expansion vessel
Expansion vessel charge valve
Automatic air vent
Booster heater
Drain cock
Water circulation pump
Pressure relief valve
Flow switch
Plate heat exchanger
Strainer valve
Drain pan
Inlet from space heating/Indirect DHW tank (pri-
mary return)
Outlet to space heating/Indirect DHW tank
(primary fl ow)
Refrigerant (Liquid)
Refrigerant (Gas)
Discharge from pressure relief valve (installer to
pipe connect to suitable drain point)