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Mend Boiler Heating Faulty

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We have 169 questions about mending 'boiler heating faulty'

How to mend Boiler Heating Faulty

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Mend baxi combi boiler
1

baxi 105HE combi is short cycling?

my Baxi 105HE combi boiler works ok for hot water but in heating it runs for 5 seconds and off for 15 seconds ... [Read more]
Mend vokera linea 24 boiler
1

how can i fix my vokera linea 24 boiler?

my central heating fine but no hot water, the switch that controls water and heating is faulty.you can here i... [Read more]
Mend cold radiators hot water bled
1

Vaillant 282 Cold Radiators?

I have the Vaillant 282 and the hot water works fine, but only some of the radiators are getting hot. We have... [Read more]
Mend max vaillant tap
1

how to fix banging on turbo max plus vaillant boilerboiler?

boiler only bangs when heating is on and you turn the tap on for hot water it has already had the port valve r... [Read more]
Mend fault system installed
3

Thorn Olympic 38/50b Boiler Fault?

I have a Thorn Olympic 38/50B boiler system that has been installed for over twenty years. GC No 4178920.Ser N... [Read more]
Mend alpha hot water
5

Faulty Alpha 240P Boiler?

The burner keeps cutting out in the middle of hot water demand with the result of getting freezing cold water ... [Read more]
Mend boiler gas electric
1

Why is my central heating boiler not igniting?

I recently had a new kitchen fitted with new gas appliances where before it was electric. The gas engineer the... [Read more]
Mend flame boiler high
6

Saunier Duval SD623: Flame goes off and on when boiler is on high setting?

For the past few months the boiler flame goes off and then on repeatedly when boiler is on high stting (when h... [Read more]
Mend combi heat hot water
3

Boiler fires when it shouldn't?

Got a Performa 28 combi. I've noticed that sometimes when no heat or hot water are called, the boiler fires up... [Read more]
Mend radiator valve hot water
4

Can I change a radiator valve without draining the system?

Hi, I have an old gravity hot water pumped heating system, the boiler is a reliable, but expensive, Vulcan Con... [Read more]
Mend combi hot water
2

Can I Fix?

I have a ferroli optima 700 combi boiler. I get hot water while the heating is on, but only get intermittant h... [Read more]
Mend worcester heating heat
2

hi,have a worcester 24i boiler,10 years old?

when central heating running shower goes up and down in heat every few minutes.shower is mixer off hot/cold pi... [Read more]
Mend worcester boiler water
2

Overheat cut out worcester 9.24 electronic boiler?

Had no central heating but hot water ok, boiler shuts down after 2 mins, found (eventualy) that the thermocoup... [Read more]
Mend combi se flashing
1

Brotony Combi SE, flashing 60 light?

According to the 'helpful' manual, it says the 'ionisation circuit board is faulty' So, which ones that. We... [Read more]
Mend pressure each time boiler
1

Pressure rising each time boiler used?

Have Glow-worm Combi 30ci plus. Had the (cracked) expansion vessel replaced after leaking. Boiler pressure now... [Read more]
Mend ignition flame problem
1

Potterton Suprima 50 cuts out soon after ignition of main flame?

I fixed the 'lock-out' problem last year by resoldering all the suspect joints on the PCB. After working OK f... [Read more]
Mend ideal classic lxff
1

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 boiler dhw days
5

Is my Fan faulty?

After having problems with my boiler not supplying any DHW or CH the last couple of days i am of the opinion i... [Read more]
Mend combi boiler switched hot
3

Faulty Ideal Classic NF80 Combi Boiler?

Hi, our boiler will not work properly. When it is switched for hot water only it fires even if the water is no... [Read more]
Mend hot water flow
1

hot water flow?

Dear all I have a potterton puma 80e combi boiler. The hot water from the sink tap and Bath taps runs very ... [Read more]
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