How to mend ... Boiler Currently Set

We get hot water when we turn on the heating but not otherwise?

If we turn on the external heating thermostat, the central heating system works (boiler fires and radiators co... [Read more]

Boiler fires up when demand for hot water but doesn't when demand for C/H?

I have a Potterton Netaheat Profile 80e boiler, Honeywell V4073A mid-position valve, Honeywell ST699B programm... [Read more]

Ideal ISAR HE30 Combi Boiler?

recently had new combi boiler installed with programable timer. despite the timer not being set to do so the c... [Read more]

no hot water or c/h?

my boiler wont fire up to heat water or c/h, the pilot light is ok, the thermostat is turned up, the programme... [Read more]

no hot water or c/h?

my boiler wont fire up to heat water or c/h, the pilot light is ok, the thermostat is turned up, the programme... [Read more]

how to repressurise a boiler - Potterton Profile Prima - no pressure guage?

I'm about to drain our cental heating system so that i can fit new radiator valves and thermostats. Once i've... [Read more]

Heatslave 15/19 boiler - keeps kicking in?

i All, We have a heatslave 15/19 which was fine until a couple of days ago. A guy came round from the water... [Read more]

Ravenheat CSI-85 Combi, erratic operation, any ideas?

Boiler now 2 years old. Works fine generally, however it has now started to operate even when the settings sa... [Read more]

How can i resolve the loss of cold fill pressure?

My daughter has a Glowworm Swiftflow 75 combination boiler which keeps losing its cold fill pressure . It is ... [Read more]

Sime Friendly Boiler Heating comes on when running bath/shower!?

My Sime Friendly Boiler is coming on whenever someone turns on to take a shower/bath/or do the washing up. The... [Read more]

I do not have the manual for a Vokera Maxin 28e boiler can't programme heat?

Do not know how to set the programme for a Vokera Maxin 28e Boiler for hot water and heating. There is not a ... [Read more]

How can I set the water pressure back up on my Vaillant ecomax boiler?

This is like the 3rd time now and every now and then the water pressure drops thus shutting the ignition off e... [Read more]

how do i set the timer on the baxi boiler?

i cannot seem to set the timer so that it comes on when i want it to and not when it wants to i dont understan... [Read more]

potterton netaheat 55e turning on pilot light - reset button stuck?

In a previous thread for the 80e (which is a larger version of the 55e), a question was raised: "I have a p... [Read more]

glow worm ultimate 40ff boiler won,t swith off?

My boiler will not switch off it runs constantly even though the programmer is set to off and the room stat is... [Read more]

How can I increase water pressure on Worcester 25si?

I have a new Greenstar Worcester 25si and the water pressure has gone down to almost zero. I inserted the plas... [Read more]

Heating will only come on when Water is on to??

I have a Potterton Primaf. In the last few days the heating has failed, but if I set the Honeywell timer for ... [Read more]

Expansion vessel recharge?

I've noticed recently the pressure on my 1.5 year old Worcester combi boiler has been going through the roof w... [Read more]

boiler not staying alight for long when hot water switched on?

when the hot water is switched on the boiler lights ok but only stays on for short period of time. water does ... [Read more]

Is the Filling loop broken?

I have a Potterton Combi boiler, the pressure slowely rises even when just HW mode is selected. Is this a faul... [Read more]