Control Parts - LG THERMA V Installation Manual

Control Parts

5
* The feature may be vary according to the type of model.
Description
No Name
1 Terminal blocks
2 Unit ELB
Booster heater ELB
3
(optional)
4 Heater PCB (Relay)
5 Main PCB
3
1
The terminal blocks allow easy connection of field wiring
The ELB protects the unit against overload or short circuit
The ELB protects the booster heater in DHW tank against
overload or short circuit
Heater PCB(Printed Circuit Board) controls the functioning of
the backup heater
The main PCB(Printed Circuit Board) controls the functioning
of the unit
GENERAL INFORMATION
2
4
Remark
29