Mitsubishi Electric EHSC-VM2B Service Manual page 8

<EHSC-*M*EB> (Split model system without expansion vessel)
12
13
A
*For installation of this model, make sure to install a primary-side expansion vessel in the fi eld. (Refer to installation manual, Figure 4.3.3.)
OCH532A
Figure 4-3
B C D
Figure 4-4
Number Component
1 Control and electrical box
2 Main controller
3 Manometer
6 Automatic air vent
7 Booster heater
8 Drain cock
9 Water circulation pump
10 Pressure relief valve
11 Flow switch
12 Plate heat exchanger
1
13 Strainer valve
Inlet from space heating/Indirect DHW tank (pri-
A
mary return)
Outlet to space heating/Indirect DHW tank
B
(primary fl ow)
C Refrigerant (Liquid)
D Refrigerant (Gas)
Discharge from pressure relief valve (installer to
E
pipe connect to suitable drain point)
2
3
6
7
8
9
11
10
E
8