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We have 880 questions about mending 'main' in category Heating, Home Heating Systems

How to mend Main

Mend start starts shuts

boiler Hermann icon 23 388u20 will not start?

boiler starts then shuts own, have replaced pcb main and ignition. I have green light for power when demanding... [Read more]
Mend gas required main

Vaillant Geyser MAG125/1-3 Gas Value Part required?

I need a replacement part for the above geyser. According to the Vaillant Part manual supplied to me by Vailla... [Read more]
Mend boiler works problem
2

Vokera boiler works in heating mode but not Hot water only mode?

I have a problem with my boiler it is a Vokera 20-80 RS flowmatic. The flowswitch tries to move but does not o... [Read more]
Mend blowing fuse main
2

alpha 240p boiler keeps blowing fuse?

the fuse on the control panel at the main power inlet keeps blowing any ideas what could cause the problem
Mend hot water cold shower
5

How can I fix my Glow-worm 30cxi - hot water goes cold when having a shower?

Hi, I've had this 30cxi model for about two years now and have had no major problems apart from the pressure ... [Read more]
Mend super light gas
3

My medway super won't light after having gas cut off for a week?

Hi everyone, Recently i had to have the main gas supply to my house cut because of a gas leak on a faulty c... [Read more]
Mend causing main three
1

How can i fix this?

It keeps causing my main swich board to trip. I have three seprate trip swiches in the boiler house and its do... [Read more]
Mend flame thermocouple pilot
2

Yellow flame on a Main Medway?

I've just replaced the thermocouple and cleaned out my Main Medway Multipoint. The pilot lights beautifully no... [Read more]
Mend main led working

britony 100 noheating ,no hotwater,fan operating?

only main led working none of others r working
Mend main boiler hot water tap
1

I have a main medway boiler?

when I turn on hot water tap the boiler makes a loud bang and the pilot light goes out.
Mend heating control boiler set

combi a 30 mffi?

the heating control on the front of the boiler is working in reverse, e.g set the control on 85 degrees & the ... [Read more]
Mend water heater light
1

main medway water heater not firing up ?

piolet light is lit but burners will not light when water is drawn but sometimes it does work very strainge h... [Read more]
Mend tap main medway
2

piolot light lights but burner not lighting on operation of tap but sometim?

this is on a main medway supper water heater
Mend pcb board heating
7

F13 glow worm boiler fault?

Hi i have a 18hxi boiler and the f13 fault which is main pcb board fault. when the heating it turned off in t... [Read more]
Mend main 30 flame

intermitant boiler starting ?

potterton main combi 30 he , doesnt always fire up , flame failer of blocked condensate drain indicator comes ... [Read more]
Mend vaillant gb hot
1

Vaillant Gb 221 H Stays on?

After hot water use the boiler sometimes continues making a noise (the "working" noise) and the main flame wil... [Read more]
Mend main work problem
3

GLOWWORM SPACESAVER50 BOILER?

MAIN FLAME GOES OUT AFTER 1 OR 2 MINUTES,WILL NOT WORK FOR 10MINS ,THEN SAME PROBLEM
Mend cold water leak
2

cold water leak?

hi i have a worcester 24cdi and a water leak from the main cold supplie dripping from the bottom of the boiler... [Read more]
Mend combi light fault
1

heatline combi pilot light fault?

My heatline combi boiler has developed a fault, I have recently fitted a new bathroom which has involved drain... [Read more]
Mend main heat help
1

vokera linea range heatexchanger?

does any body no how to change the main heat exchanger because i have not done one of these before ?? all hel... [Read more]

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