Ignition Control - Keston 50 - GC Installation And Servicing Instructions

WD50/2/1997
5.4 FUNCTIONAL FLOW WIRING DIAGRAM
L
230V 50Hz
Fuse 5A
Lockout (Red)
Indicator
Gas Low
Pressure
Switch
Run(Green)
Indicator
Installation & Servicing Instructions
Chapter 5 : Fault Finding
EMC Filter
5
RAM-2EMC22
Gas

IGNITION CONTROL

Valve
HT
8
The Keston 50, 60 & 80 Condensing Boilers
ON/OFF Switch
Boiler
Thermostat
Flow Overheat
Thermostat
Thermal Fuse
Link
Flow High Limit
Thermostat
Low Water
Pressure Switch
Flue Overheat
Thermostat
2
1
4
10 6
Blower
ON/OFF Switch
EMC Filter
Page : 32
Air
Pressure
Switch
N