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We have 246 questions about mending 'heating water high'

How to mend ... Heating Water High

Pages 131211109
Mend Heating, Home Heating Systems

combi oil Worcester greenstar heatslave 12/18 switches off?

I have a internal combi oil Worcester greenstar heatslave 12/18 Its has a built programmer and Hot water t... [Read more]
Mend Heating, Home Heating Systems

halstead ace 47333 16 ace high?

centril heating coming on but hotwater green light not coming on also lockout light not coming on no hot water
Mend Heating, Home Heating Systems

combi boiler halstead ace high?

halstead ace high lockout red light does nit come on also hot water green light does not come on heating is st... [Read more]
Mend Heating, Home Heating Systems

Ferroli optimax HE 31C?

my fuse box tripped and it turned off my boiler and now the boiler is showing high on the gauge and flashing F... [Read more]
Mend Heating, Home Heating Systems

Vaillant Ecotech Plus 831 F22 fault?

I've been having problems for 3 weeks now, and on the 3rd plumber, and still not fixed. First had F75 fault a... [Read more]
Mend Heating, Home Heating Systems

Halstead Ace high combi boiler heating is ok but no hot water?

My boiler is supplying heating but when I want hot water it is not changing over.
Mend Heating, Home Heating Systems

worcester boiler?

Boiler serviced 2 weeks ago,High flow 400 working great until house electrical light trip, boiler started ag... [Read more]
Mend Heating, Home Heating Systems

how can I fix my Halstead Ace High gas boiler?

My boiler seems to be turning to central heating on it's own without being programmed. I have checked the hot ... [Read more]
Mend Heating, Home Heating Systems

halstead ace high boiler?

My hot water is working fine, but when I turn the heating on it goes off within seconds
Mend Heating, Home Heating Systems

Pressure rising to high ?

Hi. I have a Worcester 24i junior combi boiler and the pressure is rising all the time and the water is runnin... [Read more]
Mend Heating, Home Heating Systems

Baxi 105e Combi Boiler?

I have a Baxi Combi 105e which has been really great until now but has starting acting up and I think it needs... [Read more]
Mend Heating, Home Heating Systems

My gas vaillant ecotec plus 831 boiler won't start?

My gas ran out, I put some in an got the supply back on again, I tried to restart it but it won't so I opened ... [Read more]
Mend Heating, Home Heating Systems

Halstead ace high water problem?

When we run the bath also the shower at times the boiler goes into lock down mode if that's the right thing to... [Read more]
Mend Heating, Home Heating Systems

Boiler fires up for hot water but not heating why?

Boiler fires up for hot water but not heating even though the thermostat is turned up high
Mend Heating, Home Heating Systems

combi halstead ace high?

halstead ace high combi,no heating/hot water but sometimes it switches heating on then hot water usually works... [Read more]
Mend Heating, Home Heating Systems

morco feb24 ed leaking hot water outside?

When the system boosts the heating it poor's hot water outside the caravan, the pressure was really high and w... [Read more]
Mend Heating, Home Heating Systems

Ferroli Optimax HE31C Error Code NOcn?

I have a Ferroli Optimax HE31C Boiler and it has been working fine for years but all of a sudden it has fault ... [Read more]
Mend Heating, Home Heating Systems

halstead ace high boiler keeps going to lockout?

my halsted ace high boiler keeps going to lockout so have no hot water or heating. can you help?
Mend Heating, Home Heating Systems

water is not heating up instantly like it suppose to with combi boilers?

hi everyone i have an halstead ace high combi boiler, who doen't fire up instantly, when it does the water ha... [Read more]
Mend Heating, Home Heating Systems

Water pressure to high ?

When I turn on the heating the radiators get that hot I cannot touch them and the pressure goes up to 4bar! wh... [Read more]
Pages 131211109

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