How to mend ... Turn Central Heating

Glowworm swift flow 100 - pilot & green light on -no CH or hot water?

I have a glow worm swift 100. When I turn the hot water or central heating on the green light turns on as it s... [Read more]

Glow Worm economy plus 40F central heating problem?

We have a GW economy plus 40F boiler that is heating our water fine but when you turn the central heating ther... [Read more]

my boiler wont kick in when turned onto central heatng?

i have a worcester heat slave 9.24 boiler when i turn the water on the boiler kicks in and works ok however w... [Read more]

clock problem on vaillant combi boiler?

I have a Vaillant Turbo Max VUW BB242-5 The problem is the the central heating doesn't come on or turn off, l... [Read more]

ravenheat RSF 820/20 boiler?

The boiler operates fine with the central heating but does not flare up when you turn the hot tap on

Why does the Hawk II Optima keep turning on central heating without request?

I have a Hawk II Optima combi boiler which is around 10yrs old. I've pushed the selector switch to the disable... [Read more]

Is my Fan faulty?

After having problems with my boiler not supplying any DHW or CH the last couple of days i am of the opinion i... [Read more]

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]

Why have I got hot water but heating system?

When I turn on combi boiler all I have is hot water. There is no central heating - What should I do?

How can I fix my Glow-worm fuelsaver F?

When we went to turn on our central heating because of the wonderful summer weather we are having ,there was n... [Read more]

How do I turn the water off to empty a emmersion heater?

I want to change the element on my emmersion heater, there are four pipes going and coming from it. to are fro... [Read more]

Sime Super 90 - heating comes on when hot water truned on?

My Sime super 90 has these problems: * always heats the central heating when the hot tap is turned on *... [Read more]

worcester 240 - no hot water?

No hot water when I turn on one tap, I can sometimes get hot water when two hot taps are turned on at once. c... [Read more]

Draining a sealed system and adding a rad?

My daughter and family have moved in to a chalet bungalow and one upstairs bedroom lacks a radiator. My son i... [Read more]

How often should you flush central heating system?

I am told that the fluid in my central heating system is black and system needs a flush. It was last flushed ... [Read more]

how do i light the gas on my worcester combi 24si?

my combi wont light when i turn on the hot water or central heating it is a worcester 24si is there an ignitio... [Read more]

Worcester Bosch 24CDi combi boiler?

When I turn on the hot water tap the water goes to taps and central heating radiators. Water from tap is only... [Read more]

how can i solve problem?

only get hot water when i turn on central heating

glowworm spacesaver 38?

heating and hot water ok i have no manual i cannot have just hot water i have to wait for the radiators to get... [Read more]

Worcester 350 Combi Plate heat Exchanger - Is engineers diagnosis correct ?

We have a Worcester 350 Combi and recently when we have been running the hot water the system has been overhea... [Read more]