Wiring Diagrams; Pcb Description - Daikin ESIE13-02 Service Manual

Wiring Diagrams

3 Wiring Diagrams
1 1
3.1

PCB Description

3.1.1 Gas condensing boiler
3
4
5
Part 1 – System Outline
Part number Description
a Earth connections heat exchanger
b Spark plug cover
c Boiler controller
d Earth connections boiler controller
e Fuse (3.15 A T)
f Gas valve and ignition unit
g Ionisation/ignition probe
h Main voltage
i Fan
S1 Flow sensor
S2 Return sensor
S3 Domestic hot water sensor
S5 Flow switch
S7 Space heating water pressure sensor
X2 (1-3) Room thermostat 230 V AC (1= Switch live, 3= Live (fused)) (not used)
X2 (1-3) Frost thermostat 230 V AC (1= Switch live, 3= Live (fused)) (not used)
X2 (3-6) Power supply (230 V) fan
X2 (2-4) Mains (2= L (BRN), 4= N (BLU))
S5 Boiler communication cable
32
ESIE13-02