Piping Diagrams - LG THERMA V AHNW16606B0 Service Manual

5. Piping Diagrams

1 Return flow – heating system
2 Flow – heating system
3 DHW – Hot water
4 DHW – Circulation
5 DHW – Cold water
6 ODU – gas pipe
7 ODU – liquid pipe
8 Mg. Annode
9 -
Safety group – Pressure indicator, safety valve,
10
automatic air vent
A
B
C
D
E
F
G
TIC
PIC
FZAL
- 15 -
Buffer tank
Circulating pump
Electric flow heater
-
Condenser
3 Way Valve
DHW tank
Temperature sensor
Pressure indicator
Flow switch