Handling; Overview Of Unit; Opening The Unit; Main Components - Daikin ERHQ006BBV3 Installation Manual

3.6. Handling

As shown in the figure below, slowly move the unit by grabbing the
left and right grips.
A A
A
CAUTION
To avoid injury, do not touch the air inlet or aluminium fins
of the unit.
4. O
VERVIEW OF UNIT

4.1. Opening the unit

DANGER: ELECTRICAL SHOCK
See "2. General safety precautions" on page
DANGER: DO NOT TOUCH PIPING AND INTERNAL
PARTS
See "2. General safety precautions" on page
ERHQ006~008BBV3 + ERLQ006~008BBV3
Outdoor unit for air to water heat pump
4PW68002-1A – 03.2011
B B
B
2
1x
2.
2.

4.2. Main components

1
2
1 Heat exchanger
2 Fan motor
3 Switch box with main pcb (inverter and control pcb)
4 Terminal communication and power supply
5 Service pcb
6 4-way valve
7 Electronic expansion valve (main)
8 Accumulator
9 Compressor
10 Liquid stop valve
11 Gas stop valve
12 Service port

4.3. Functional diagram

3
M
4
12
11 10
1 Thermistor (air)
2 Heat exchanger
3 Thermistor (heat exchanger)
4 Fan motor
5 Filter
6 Electronic expansion valve
7 Liquid stop valve
8 Gas stop valve with service port
9 Accumulator
10 Compressor
11 Thermistor (discharge)
12 4-way valve (ON=heating)
Cooling
Heating
3
1
2
5
6
5
7
8
9
Installation manual
4
5
6
7
8
9
10
11
12
5