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We have 317 questions about mending 'heating system cold'

How to mend ... Heating System Cold

Mend Heating, Home Heating Systems

Vaillant ecotec 831 plus?

Following a F22 fault where we had no heating and only cold water from the hot water tap, I topped up the syst... [Read more]
Mend Heating, Home Heating Systems

Pulsa coil A Class - luke warm water?

Moved in to a flat with a Pulsa Coil A class electric water heating system, it was all turned off. I put the t... [Read more]
Mend Heating, Home Heating Systems

Why red light on ?

I have a myson heating system was working fine last week I tyed put heating on today as it's a cold but red l... [Read more]
Mend Heating, Home Heating Systems

i have a WR1 british gas wireless system red and green light r on but no he?

please can somebody help my greenstar 28i junior combi mk111 is working and giving me hot water on demand in t... [Read more]
Mend Heating, Home Heating Systems

vokera boiler not 2yrs old yet , wont work?

the red light is staying on which is not a good sign, have managed to get pressure gauge to normal level as ... [Read more]
Mend Kitchen Appliances, Freezers

Why does digital display state is -21 when infact its warm inside both ?

Hi, i actually work for a repair company and we are struggling to understand whats up with my fridge its an am... [Read more]
Mend Heating, Home Heating Systems

Ideal Classic no heating but have hot water?

HI all, i have just found this fabulous site, I wonder if anyone could help as right now things are just miser... [Read more]
Mend Heating, Home Heating Systems

home heating boiler system?

everytime i turn my boiler on the red light flashes and will not fire up. There is plenty of gas in the meter.... [Read more]
Mend Heating, Home Heating Systems

how can i fix centrol heating?

I have a c/h problem . only half my rads work . hot water going out of boiler warm water coming back in .I hav... [Read more]
Mend Heating, Home Heating Systems

Can leak sealer block the Pulsacoil 2000 boiler?

I have a 9 year old pulsacoil 2000 that had few issues fixed in the past few months. After the last engineer a... [Read more]
Mend Heating, Home Heating Systems

Luke warm radiators?

Really need help with a central heating problem (old, but sturdy back boiler open vented system in a flat - o... [Read more]
Mend D.I.Y, Plumbing

small tank?

hi there, does the small feed and expansion tank in the loft feed into the flow or return just curious i have ... [Read more]
Mend Heating, Home Heating Systems

Worcester heatslave 20/25?

Hi, I have been having a problem with my heating for some months now but very intermittent, occasionally the h... [Read more]
Mend Heating, Home Heating Systems

Why is the pressure on my Ariston boiler rising to nearly 4 Bar?

Hi Can anyone please advise me on why my Ariston Eurcombi A/27 MFFI pressure is rising from just over 1 Bar... [Read more]
Mend Heating, Home Heating Systems

Radiator problem ?

after a recent leak in my central heating system which is now fixed, i've refilled the radiators and fired the... [Read more]
Mend Heating, Home Heating Systems

shower running hot then cold?

my heating system is run by a worcester 24i rsf boiler which is 12 years old. we have it serviced every year ... [Read more]
Mend Heating, Home Heating Systems

how can i fix my heating system?

when I restart my heating system after bleeding my radiators two of them are still cold.Any suggestions pleas... [Read more]

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