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by Trev535
Mon Sep 28, 2009 8:06 pm
Forum: Central Heating and Air conditioning and Ventilation Forum
Topic: Boiler not switching off
Replies: 4
Views: 3329

Well the system worked OK for a day, then this morning the pilot light was out. Tried lighting it three times, but every time I let go of the button, pilot went out. Figured the thermocouple was goosed so I managed to get one from Plumb Centre. Fitted it this evening. The old one was broken where th...
by Trev535
Sun Sep 27, 2009 11:35 am
Forum: Central Heating and Air conditioning and Ventilation Forum
Topic: Boiler not switching off
Replies: 4
Views: 3329

Thanks for the speedy replies guys. Problem solved. Found the H/W valve was seized in the open position. There had been a small leak from the valve gland and that had caused corrosion to the return spring which weakened it and it had broke. Quick trip to B&Q (only place open on a Saturday aftern...
by Trev535
Sat Sep 26, 2009 10:32 am
Forum: Central Heating and Air conditioning and Ventilation Forum
Topic: Boiler not switching off
Replies: 4
Views: 3329

Boiler not switching off

Hi, Just got back after a fortnight away, and at 01.30 last night, I thought I could hear the C/H pump running. Got up to investigate, and sure enough it was on. Checked the programmer and both c/h and h/w valves and they were all off. First instinct was to take the front of the programmer off, but ...
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