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ERHQ011~W1 + ERLQ011~W1
Outdoor unit for air to water heat pump
4PW57794-1 – 08.2010
Installation manual
6
4.2.
Main components
1
2
1
2
3
4
18
5
6
7
8
9
10
13
15
16
17
12
14
11
19
20
12
3
18
4
7
10
8
13
15
16
17
14
11
V3
W1
1
Heat exchanger
11
Accumulator
2
Fan motor
12
Terminal communication and power supply
3
Reactor coil(s)
13
Gas stop valve
4
4-way valve
14
Liquid stop valve
5
Noise filter pcb (only for V3 models)
15
Electronic expansion valve (main)
6
Service pcb (only for V3 models)
16
Solenoid valve (hot gas pass)(only for ERLQ)
7
Pressure sensor
17
Compressor
8
Electronic expansion valve injection (only for ERLQ)
18
Service port
9
Main pcb (inverter and control pcb)(only for V3 models)
19
Control pcb (noise and filter pcb)(only for W1 models)
10
High pressure switch
20
Inverter pcb (only for W1 models)