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Mend Ch Will Not Turn Off Only

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We have 172 questions about mending 'ch will not turn off only'

How to mend ... Ch Will Not Turn Off Only

Pages 76543
Mend problem turn burner

CH problem?

My boiler is VCW GB 242E. When I turn the hot tap, the burner lights on immediately. But when CH turns on, som... [Read more]
Mend worcester rsf boiler problem

Worcester Bosch Highflow 400 rsf boiler problem?

I have a problem with my Worcester Bosch Highflow 400 rsf boiler. If hot water is on, I cannot get central hea... [Read more]
Mend hw light ignition

Worcestor 350 HW but no CH?

The burners won't ignite when CH is selected, the demand light comes on but no ignition. When CH is turned off... [Read more]
Mend potterton ep2002 heating

How Can I Fix A Potterton EP2002 Heating System?

My daughter has a Potterton EP2002 system with a Potterton Suprima 40L boiler and a MPE322 diverter valve. Th... [Read more]
Mend boiler ignition cold

Micron 60ff boiler. Ignition failure?

On most days, usually in the morning and evening when the boiler is programmed to come on from cold, this happ... [Read more]
Mend bosch work turn

how can i fix my worcester bosch 24i rsf boiler?

in need of some help with my boiler please, i cant get ch to work unless i turn the hot tap on to let the boil... [Read more]
Mend replace old boiler timer thermostat

How can I replace my old boiler timer WITHOUT thermostat?

I have an old Sangamo M5 boiler timer, ticking like mad! Wanting to replace it with a modern programmable tim... [Read more]
Mend ignite heating though

halstead boiler wont ignite for heating water.ok with CH though?

when i turn hot water tap on the boiler makes clicking noise but does not ignite to heat water. When CH heatin... [Read more]
Mend ideal classic boiler

ideal classic boiler?

my ideal classic boiler ff270 fires up even when no heat is called for. i.e. when the programmer for the ch an... [Read more]
Mend changed ch valve

ferroli combi77ff losing water presure?

have changed ch presure safety relef valve but still no change i keep topping the system up the hot water runs... [Read more]
Mend Heating, Home Heating Systems

potterton performer 24kw HEcombi?

Hello ,is there any quallified heating engineers out there who may know wat this fault is. no hot water,the p... [Read more]
Mend worcester boiler cdi re lit

Worcester boiler 28 cdi - Re igniting when lit?

I have had a number of problems with a Worcester 28 CDI recently. The board had to be replaced as a circuit h... [Read more]
Mend heating work question

The rads are still not heating up after suggested fix work?

I asked the question of why the downstairs rads were not heating up and i was advised (by peccavi) to turn off... [Read more]
Mend Heating, Home Heating Systems

How can I fix my heating?

In the morning our heating comes on as we have programmed it to but in the afternoon it doesn't work. The ligh... [Read more]
Mend Heating, Home Heating Systems

2009 - Do I still have to drain the whole system to replace TRV?

Recently had CH system chemically cleaned and flushed through which was very successful. Following this four T... [Read more]
Mend valve water replace

how can Ifix my diverter valve?

do I have to turn the water off and drain the CH system to replace the diverter valve diaphragms on my baxi 10... [Read more]
Mend hot water central heating year fine

Hot water ok but what's wrong with central heating?

That time of year to turn on central heating. Hot water been working fine all summer, tried CH today but no jo... [Read more]
Mend ch wont work

Halstead HE30 CH wont work?

My Halstead ACE HE30 will fire up when I turn on the hot tap but it wont fire up for the CH. I have tried to r... [Read more]
Mend potterton boiler fitted

Potterton puma boiler hw but no ch?

Hi my boiler will run for hot water but not for ch. Have fitted new micro switch,and the flow pin connects an... [Read more]
Mend central heating summer

How do you programme a worceter 24i/28i boiler?

The central heating has been turned off for the summer. I now have to turn the ch on/off manually from the bo... [Read more]
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