How to mend Heating Programmer Temperature

Why does my Trianco Eurostar oil boiller not run the hot water system?

I have a 15 year old Trianco Eurostar oil burner with a built-in Horstmann timer and additional hot water tank... [Read more]

1

danfloss fp715si programmer?

My above programmer is malfunctioning the programme has stopped working although the heating is on continuous ... [Read more]

Danfoss FP715 programmer fault?

We have a Danfoss FP715 programmer to run (or suppossed to!) our Ideal boiler. Thing is it seems to have a mi... [Read more]

Worcester Bosch Greenstar 24i not firing up?

I have a worcester bosch greenstar24i boiler (6 months old) which is not firing up. We have hot water but the... [Read more]

1

heating system?

I had a glow worm 24hxi boiler fitted to my existing y plan system using the original controls(programmer,room... [Read more]

1

No water from hot taps with Vaillant ecoTEC plus 831?

System was installed 3 years ago and has worked well. Last few days we have been running in 24/7 and have low... [Read more]

I have a Honeywell CF wall mounted programmable thermostat thats gone rouge?

My programmer seems to have a mind of its own. It is switching the heating on much earlier than the programmed... [Read more]

myson apollo boiler fire up?

I have a problem with my boiler on subsiquent firenup.when boiler first kicks in on timer water heats up and h... [Read more]

6

Why can we only get heating when hot water on also now(Dual programer)?

We recently needed to replace head valve due to pump over run problem.(Boiler is Potterton Profile) On putting... [Read more]

10

Potterton Promax 24HE - No Central Heating?

Since the weather turned colder a couple of weeks ago we have been unable to have heating without the hot wate... [Read more]

3

No Central Heating - Promax 24 HE?

Hello. I have a similar system to that mentioned above. Since the weather turned colder a couple of weeks ago ... [Read more]

1

Potterton Promax 24 HE - Heating without hot water problem?

Hi, I have a Potterton Promax 24 HE boiler on a pumped system. Since the start of the recent cold weather I ha... [Read more]

4

Danfoss FP715 not working properly?

Just had new boiler put in. Got new pack of Danfoss (programmer plus other bits in box) The installer just use... [Read more]

1

Circulator pump. Can water pass through it when the pump is switched off?

Does a central heating water pump itself prevent water flowing through to the radiators by gravity? This may ... [Read more]

1

Micron 40ff heating up then cooling right down before starting up again. ?

Please help I have a Micron 40ff with radiators with TRV's & a room stat, I replaced the old style PCB about 3... [Read more]

3

Heating not hot enough?

I have a Baxi Solo Boiler. The water appears to be hot but the heating comes on and automatically switches of... [Read more]

6

No heating - 3 port motorised mid-position valve?

I have a Tower Mid-Position Valve and although I can get hot water my heating will not come on when we switch ... [Read more]

1

Central Heating Control?

Every ten days or so the central heating system ignores the programming set into the clpock programme. It rem... [Read more]

51

Ravenheat CSI 85AT boiler tripping problem?

Ravenheat condensing combi boiler CSI 85AT fault? My 1.5 year old boiler has developed a random & intermitt... [Read more]

4

Ravenheat condensing combi boiler CSI 85AT fault?

My 1.5 year old boiler has developed a random & intermittent tripping fault, in both modes of heating (i.e. CH... [Read more]