LG HM121HF UB60 Installation Manual page 24

Air-to-water heat pump
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GENERAL INFORMATION
24
Indoor unit : Internal
6
7
1
84.5
Description
No
Name
1
Leaving Water Pipe
2
Entering Water Pipe
3
Control Box
4
Expansion Tank
5
Air Vent
6
Backup heater
7
Thermal switch
484
2
116
123
81.2
Male PT 1 inch
Male PT 1 inch
PCB and terminal blocks
Absorbing Volume change of heated water
Air Pumping when Charging water
Capacity : 6 kW (1Ø), 9 kW (3Ø)
Cut-off power input to backup heater at 90 °C (manual return at
55 °C)
301.2
4
3
Remark
(Unit : mm)
5

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