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We have 46 questions about mending 'central heating operate'

How to mend ... Central Heating Operate

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Mend Heating, Home Heating Systems

my heatline s24 combination boiler?

the boiler will only operate the central heating but when domestic hot water is required the boiler does not i... [Read more]
Mend Heating, Home Heating Systems

Boiler Problem?

I have a Glow-Worm Ultimate 120FF central heating boiler that stopped working last week. Under my Direct Line ... [Read more]
Mend Heating, Home Heating Systems

Potterton 16/22 - won't light?

Hi there, Yes it's an old boiler, but there's not money to change it or even call anyone out. I'm on the ve... [Read more]
Mend Heating, Home Heating Systems

Ideal Response 120 boiler fault?

My response 120 boiler has ceased to operate. It started Last week, the fuse blew, so I replaced it, the bo... [Read more]
Mend Heating, Home Heating Systems

problem with mid position valve? ?

I hope someone can clarify if I have diagnosed the fault that I think Ive got. A few days ago the central h... [Read more]
Mend D.I.Y, Plumbing

How can I fix my problem with hot water?

My Ideal Classic combi NF80 boiler will operate on the central heating side, but I cannot get any hot water, a... [Read more]
Mend Heating, Home Heating Systems

Profile 60E Boiler, Hotwater but no Central Heating??

Hi, I have a Potterton Profile 60E boiler, seems to operate fine for the hot water but not for the central hea... [Read more]
Mend Heating, Home Heating Systems

how to fix potterton performa 24?

boiler continues to burn,bypassing all instruction to do otherwise.ive tried resetting but again the boiler ju... [Read more]
Mend Heating, Home Heating Systems

How can I diagnose my Glow worm Fuelsaver F100 boiler problem?

My ageing, but until now perfectly reliable, Glow worm wall mounted central heating boiler appears to have dev... [Read more]
Mend Heating, Home Heating Systems

Potterton Suprima 50?

I have a Potterton Suprima 50 boiler and the red light keeps staying on permanently (not flashing) and the gre... [Read more]
Mend Heating, Home Heating Systems

how to operate myson apollo central heating boiler?

i can not find my instructions for my central heating boiler - a Myson apollo. There is pilot light visible... [Read more]
Mend Heating, Home Heating Systems

ferroli 80e says no not enough pressure in system yet there are 1.5 bars?

ferroli modena 80e says not enough pressure in system, yet pressure reads 1.5. No central heating or hot water... [Read more]
Mend Heating, Home Heating Systems

IDEAL CLASSIC LXFF & FF BOILER?

We have this boiler controlled by a "Siemens RWB29" (and with a "Towerstat RSD" thermostat). The controller... [Read more]
Mend Heating, Home Heating Systems

Ravenheat CSI-85 Combi, erratic operation, any ideas?

Boiler now 2 years old. Works fine generally, however it has now started to operate even when the settings sa... [Read more]
Mend Heating, Home Heating Systems

Pressure gauge on front of boiler on zero?

Worcester bosch 240 boiler. Put central heating on and some radiators had air so I bled them. After this, the ... [Read more]
Mend Heating, Home Heating Systems

What is causing my boiler to randomly operate the central heating?

My boiler, a Potterton Puma 80e, works fine on the hot water cycle, but randomly operates the central heating.... [Read more]
Mend Heating, Home Heating Systems

Bosch 350 Combi. CH not working domestic water OK?

Bosch 350 Combi. I have a similar fault to an earlier posting in that domestic water is OK but central heating... [Read more]
Mend Heating, Home Heating Systems

105e over pressure?

my baxi 105e goes to about 3 bar when central heating is on this causes the pressure relief valve to operate a... [Read more]
Mend Heating, Home Heating Systems

Heating Fault - Pump continually runs (Maxol microturbo 402)?

I have a Maxol microturbo 402 domestic boiler that is used for the central heating and hot water in my home. T... [Read more]
Mend Heating, Home Heating Systems

Potterton 22mm mid position motorised valve?

How can I get the valve to operate my central heating, because when the timer kicks in it only heats up the wa... [Read more]
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