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keston (ugh) fault, b26 but open vented


 
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exbg1

from United Kingdom

Joined: 13 Dec 2009
Posts: 16
Location: Sussex,
United Kingdom
Thanked: 1 time

PostPosted: Sun Dec 13, 2009 6:00 pm Reply with quote

icon_question.gif serviced a c40 keston friday. usual warped electrode ! all working ok as i finished, customer phoned me up today & said boiler stopped working & shows a B26 fault. this is low water pressure fault. as this is an open vented system, how can that happen,
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Keston

from United Kingdom

Joined: 03 Feb 2010
Posts: 71
Location: Surrey,
United Kingdom
Thanked: 5 times

PostPosted: Wed Feb 03, 2010 9:01 am Reply with quote

exbg1 wrote:
icon_question.gif serviced a c40 keston friday. usual warped electrode ! all working ok as i finished, customer phoned me up today & said boiler stopped working & shows a B26 fault. this is low water pressure fault. as this is an open vented system, how can that happen,


Link out the water pressure switch, if it fires up then replace it.

simple.
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exbg1 (18 Feb 2010)
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HenryE

from United Kingdom

Joined: 01 Jan 2011
Posts: 1
Location: London,
United Kingdom

PostPosted: Sat Jan 01, 2011 2:56 pm Reply with quote

I have a C55 with a similar problem. How do I link out the water pressure switch?

Thanks

H

Keston wrote:
exbg1 wrote:
icon_question.gif serviced a c40 keston friday. usual warped electrode ! all working ok as i finished, customer phoned me up today & said boiler stopped working & shows a B26 fault. this is low water pressure fault. as this is an open vented system, how can that happen,


Link out the water pressure switch, if it fires up then replace it.

simple.
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twgas

from United Kingdom

Joined: 26 Oct 2007
Posts: 4772
Location: Kent,
United Kingdom
Thanked: 404 times

PostPosted: Sat Jan 01, 2011 4:44 pm Reply with quote

HenryE wrote:
I have a C55 with a similar problem. How do I link out the water pressure switch?
You don't, this is classed a safety device so you need a RGI, who should be able to test it.
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