How to mend ... Hot Water Ok Ch

ferroli modena 80 E ch not firing up?

my ferroli combi central heating is not coming on and it is also taking longer for the hot water to come throu... [Read more]

Why is the water not heating up?

I have swiched the CH off now the weatehr is hot but now the hot water doesn't heat up - the heating control p... [Read more]

My Potterton EP3001 programmer has 'reprogrammed' itself?

After a holiday with the power off my EP3001 programmer battery ran out (its old) and when switching on mains ... [Read more]

Why Intermittent hot water on the Vokera Compact 24?

In DHW/CH mode the heating works fine (all singing all dancing). Turn on the hot water tap and the boiler gas ... [Read more]

ideal istor (no power)?

I have an ideal istor boiler that stopped working last night both the hot water and CH, not even hot water on ... [Read more]

My Potterton Prima F60 boiler keeps firing?

My potterton prima F60 boiler keeps firing when programming unit indicates both hot water and central heating ... [Read more]

Baxi Genesis 80 - Hot Water OK - No CH?

My combi boiler is supplying hot water as well as ever; I don't have any CH. It was serviced last September wi... [Read more]

ferroli f 30?

put new thermisters on hw/ ch. still on / off when reaches low temperature, water only warm. removed inner c... [Read more]

Worcester Bosch High Flow 400 Safety Temperature Limiter?

Why do the Safety Temp Limiter keep tripping when CH & hot water switch on & running hot water to fill bath

Can I run my boiler without the CH pump for Hot Water only operation?

My heating system comprises new(ish) boiler (Potterton Suprima 100), hot water cylinder (with cylinder jacket)... [Read more]

Warm water, no HW pilot, but CH works?

I turned off the timers for a weekend whilst away, now the hot water is warm but wont get hot, and I think it'... [Read more]

Grundfos Selectric UPS 15-50 pump?

The pump has been 'jamming' for the central heating for a while, necessitating a good whack to get it started,... [Read more]

My Vaillant VCW combi-boiler doesn't provide hot water for bath?

Although all the controls are turned to maximum my Vaillant VCW GB 242 EH combi-boiler doesn't provide hot wat... [Read more]

Jaguar 28 Boiler?

I have a problem with the central heating on my boiler - Jaguar 28. The hot water runs fine but nothing happen... [Read more]

Potterton Profile cycles every 4-5 minutes?

My Potterton Profile 50e when started from cold works normally for about 15 minutes. Then it starts cycling 3 ... [Read more]

Setting the CH & HW timer on a Potterton EP 3000?

We have just moved into a new flat and both the central heating & hot water are working fine. The Potterton EP... [Read more]

Baxi Combi instant 105e CH does not work?

CH does not come on when supposed to. Pressure drops down to 0. Hot water works fine CH dosen't. What can I do... [Read more]

Ferroli Modena 102 Temperature Problems?

I have problems when trying to adjust the temperature of both the DHW and the CH. Both are very high and do no... [Read more]

vaillant combi?

dhw is ok ch fires up for few seconds then goes off and continues this cycle on ch. only water in boiler is ge... [Read more]

vokera mynute 28se pressure keeps dropping?

got vokera 28se boiler and the pressure keeps dropping ,keep on topping up system .but shouldn't have too ,fro... [Read more]