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We have 461 questions about mending 'set water heating'

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Mend Heating, Home Heating Systems

Potterton powermax he85 problems?

Hi! Ive been having a few probs with my boiler. when i run the hot tap with my heating set to off and water... [Read more]
Mend Heating, Home Heating Systems

i have ariston eurocombi?

the central heating is permanently on and the cotrol is set to only hot water. it started since yesterday. wh... [Read more]
Mend Heating, Home Heating Systems

FAULT WITH DOMINA 80E?

I HAVE A DOMINA 80 E WHICH HAS THE FOLLOWING FAULT: I CAN ONLY GET HOT WATER WHEN THE CENTRAL HEATING IS FI... [Read more]
Mend Heating, Home Heating Systems

bosch heatslave hot water problems?

My Bosch heatslave 20/25 seems to be heating up the radiators when only the hot water timer switch is on. The ... [Read more]
Mend Heating, Home Heating Systems

Boiler problem further data on earlier question ?

Thank you for your helpful responses. I have made further observations and these are as follows: I have two... [Read more]
Mend Heating, Home Heating Systems

Boiler Problem?

I have a Glow-Worm Ultimate 120FF central heating boiler that stopped working last week. Under my Direct Line ... [Read more]
Mend Heating, Home Heating Systems

HeatLine Compact Boiler locking out?

My HeatLine boiler locks out on a daily basis after working perfectly for a while. When reset by switching of... [Read more]
Mend Heating, Home Heating Systems

how do i get my thermostat to work in my house (siemens)?

My thermostat used to control the central heating. I have a RWB9 and it is set 2p16. My central heating should... [Read more]
Mend Heating, Home Heating Systems

Switch master 805 heating problem?

I am trying to help a relative, they have an old heating system called a "switch master 805". I can set the... [Read more]
Mend Heating, Home Heating Systems

vaillant turbomax plus is not responding to settings?

Hi just wondering if any one has an idea why my vaillant turbomax plus is not responding to the set settings. ... [Read more]
Mend Heating, Home Heating Systems

F1 setting on Protherm boiler?

I've got a Protherm boiler and on almost a daily basis it keeps "switching" to the F1 setting. I've checked t... [Read more]
Mend Heating, Home Heating Systems

my heating system does not work?

my hot water switches on but my heating does not come on when set
Mend Heating, Home Heating Systems

CENTRAL HEATING PLAYING UP?

I have a chaffoteaux mx2 30 ff non-condensing boiler, hot water works fine, but boiler locks out on ignition f... [Read more]
Mend Heating, Home Heating Systems

how do i get johnson&starley J25 heater to work?

i am getting hot water but no heating at all, i can set it to blow cool air but not hot, have turned therm up ... [Read more]
Mend Heating, Home Heating Systems

halstead finest gold burner pressure settings?

halstead finest gold, i have fitted a new pcb and need to know how to set burner pressure for hot water and he... [Read more]
Mend Heating, Home Heating Systems

how can i get hot water to work?

my boiler works when set to heating and hot water when i select to just hot water nothing water pressure is fi... [Read more]
Mend Heating, Home Heating Systems

Glow-worm 18sxi problems - HELP!?

Hi We bled the rads on Friday evening, lots of air in system. Later that evening boiler refused to work, 0... [Read more]
Mend D.I.Y, Plumbing

My hot water timer is set to off but the water still heats up ?

My hot water cylindar keeps heating the water even though I have turned Hot Water to off on the timer. It is ... [Read more]
Mend Heating, Home Heating Systems

No heating?

My heating didn't come on this morning. The thermostat was on high, but the boiler wasn't doing its thing. ... [Read more]
Mend Heating, Home Heating Systems

heating stays on same temperature,and the hot water stayes on ?

Hot water stays on after being turned off on main switch, and the heating stays same temperature even if the d... [Read more]
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