Mend > Home Heating Systems

black water dripping from combi boiler what cause?

black water dripping from combi boiler, does this sound terminal or repairable

How can I turn on the heating on my Vaillant combi boiler?

The pilot light is on, there is hot water, and the pressure level on the dial is fine. However, there is no he... [Read more]

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I have a vokera Syntesi 29e combi constantly fails on fault code 01?

The boiler works fine for some hours then locks out on code 01 (failed to ignite) i have to reset often severa... [Read more]

ignition lockout on Smith gas boiler?

seems every winter I get the same old ignition lockout on my Smith GB100W gas boiler (baseboard radiant heat).... [Read more]

urgent help needed i have a grant minor burner smoking?

i have a grant minor burner smoking from where the burner enters the boiler really badley, i cleaned it out th... [Read more]

Any ideas?

We have a Worcester Bosch boiler Greenstar 25Si/30si. It has been losing pressure over the last few weeks and ... [Read more]

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what is an f9 fault on my boiler?

when i run the hot water the boiler flashed f9 fault its a glow worm 30ci boiler

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worcester 28i junior?

when the centrl heating is on the pressure guage goes round past 4 bar . what is the problem

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No Hot water to bath?

My Glow worm compact 80e has been good BUT Can anyone help? I cannot get any water to my bath although the hes... [Read more]

Turning stop cock off when ch programme is on on holiday?

I have a Worcester Heatslave combi oil boiler 20/25 When I go away on holiday and leave just the programmed ce... [Read more]

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boiler has stopped working and the lock out light is lit?

My boiler has just stopped working and the pressure was way down and the lock out light is on. I have increase... [Read more]

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how can i fix my boiler ?

how can i fix my worcester boiler

Burham 207NI-TE12 EI Boiler?

Any known design problems with this boiler?

how can i change the settings as its to cold during the day?

have you a manual as i need to reset the timings on my economy 7 storage heaters as its far to cold in the day

Glow Worm - Best Temp Setting ?

Hi All I am new to the UK & have never had to use Central Heating before. I have just moved into a new house... [Read more]

Is it easy to replace the thermistor?

Would i need to get an engineer to replace a thermistor it or can i buy and fix it myself

leaking unica36 e combi boiler?

Leaking boiler just dripping when heating is on

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Icos HE 15 wont power up?

Hi my ICOS HE15 boiler has no power at all no lights or anything will come on, I have tested the fuse and its ... [Read more]

3

intermittent problem with central heating valve not opening?

We have a Drayton wireless for our central heating, and a Drayton ZA5679-2 2 Port motorised valve also for hea... [Read more]

is there an overide switch to put the heating on?

How do you reset the times for heating to come on and of? and is there a contiuous button to override the heat... [Read more]