Fault Finding
Gas Supply
ON
Burner
fails to
light
Turn on Gas
Supply
Electric
Supply ON
Turn on Electric
Supply
Air in Gas
Supply
Purge Gas Line
Thermostat
calling for
heat
Limit thermostat
operated
No
Yes
Reset Limit
thermostat
Air pressure
switch made
Check flue fan
connections
Flue fan running
Yes
Replace flue fan
Check flue is
clear
Change air
pressure switch
d
Yes
Spark ignition
on
Check HT leads
and
connections
No flame
Faulty control
box
No
Change gas
valve
Faulty Gas
valve
No
No
No
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
No
Yes
Yes
Yes
Yes
Check fuse Replace if
required
Содержание variante 2 series
Страница 25: ...Wiring Diagrams VR 250 330 Auto Ignition WARNING NEUTRAL RESET...
Страница 26: ...Wiring Diagram VRBD 410 Auto Ignition WARNING NEUTRAL RESET...
Страница 27: ...TBA Wiring Diagram VRBD 490 Auto Ignition...
Страница 35: ...V2 RABD...