Mend > Home Heating Systems

2

what do you need to do to replace the expansion vessel?

We know the expansion vessel is our problem, can this be replaced while the boiler is in place or does the boi... [Read more]

1

Grundfos UPS 15 Circulation Pump Fault?

Our Circulation pump has become very noisy over the past few days. The radiators seem to be working ok and the... [Read more]

1

how can i fix my Ariston microcombi mffi 23?

I have an ariston microcombi mffi 23 showing the overheat light ,(red) runs for 30 sec then cuts out . Reset i... [Read more]

3

I have a fault on fan or flue on my baxi combi, 105e ?

I have a fault on fan or flue on my baxi combi, 105e, engineer has been out, serviced boiler, cleaned out vent... [Read more]

halstead ace high boiler?

ace high boiler heats hot water perfectly but boiler will not heat for radiators for more than two seconds. Th... [Read more]

Potterton performa 28i?

replaced pressure switch, fan is running no blockages in flue. fired up ran for half hour then cut out again s... [Read more]

1

We have error 1 (or something like that) ?

We have error 1 (or something like that). What does that mean?

3

Vokera Excell 80SP?

How do I remove the front cover of a Vokera Excell 80SP boioler

why does the pressure on my boiler drop when i run the hot tap?

when my heating is on my pressure on my boiler will not stay low and when i run the hot tap the pressure goes ... [Read more]

Hot water runs cool before boiler cuts in?

I have a Firebird olimpic combi 90, when hot water demand is on boiler does not fire up until the water temp i... [Read more]

1

Two slow flashing lights Worcs 35cdi about 8 years old?

Occasionally we have two slow flashing lights on the Worcs Bosch 35CDi. We press the red reset button and all ... [Read more]

1

how can i fix Baxi solo 3 pfl boiler?

got a baxi solo 3pfl boiler. when you switch it on all lights come on and the boiler fires up for about 3-5 mi... [Read more]

1

Sime Combination Boiler, heats water but not radiators?

Can you give us any clues about what could be wrong? The boiler heats the water and occasionally responds to ... [Read more]

boiler will not ignit?

i have a eurocombi ariston. pilot light went out after led for insufficient water came on,fill back up with wa... [Read more]

2

Glow-worm ultimate 50ff ?

worked fine for 20 years, now keeps blowing 1amp fuse on pcb. is pcb at fault.....or could it be something el... [Read more]

1

how to change a vailliant boiler timer?

how do i replace a timer on a vailliant boiler

change system boiler to combi?

how can I identify flow and return pipes on the cylinder so as to know which pipes to cap and which to link up... [Read more]

heat store aqua plus not working since cold weather?

Heat-store Aqua Plus 8.5kW not working since cold weather, full pressure mains water supply is working fine, 2... [Read more]

Halstead best 50 boiler?

Turning the heating system on via room stat, boiler ignites and runs. However boiler does not switch off when ... [Read more]

convert stove to boiler?

i have a solid feul stove and want to convert it to a back boiler to heat my rads, can i get a back boiler to ... [Read more]