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Fault Codes for Worcester Bosch Greenstar 24i Junior?
Fault Codes for Worcester Bosch Greenstar 24i Junior?
Unknown error code (E168) on Potterton Promax 24 HE Plus?
Unknown error code (E168) on Potterton Promax 24 HE Plus?
How do I reset my wireless Siemens RDJ10RF thermostat?
How do I reset my wireless Siemens RDJ10RF thermostat?
My worcester 28i Junior boiler is not working?
My worcester 28i Junior boiler is not working?
my worcester greenstar HE boiler wont fire up?
My worcester greenstar HE boiler wont fire up?
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Mend boiler heating hot water

Celsia 24le no hot water or heating how can I fix it? ?

Light is flashing on boiler.
Mend turbomax pressure problem

valliant turbomax plus water pressure problem?

just had dhw heat exchanger fitted and now water pressure for the ch keeps rising unless l turn water off at s... [Read more]
Mend heating hot water troubleshooting
3

no heating or hot water:(?

no heating or hot water but the pump sounds like it is working....any ideas what is wrong and how to fix? Much... [Read more]
Mend boiler eco hot pressure

Valiant boiler?

I have a valiant eco technology boiler and tonight there was no hot water. This is normally the pressure which... [Read more]
Mend timer central coming
1

When timer operating water heating the central heating is coming on aswell?

When my timer is operating the water heating the central heating is also switching on when not selected and by... [Read more]
Mend water heater pilot light
1

Water heater light out?

I was trying to regulate the temperature of my water heater because the water was too hot but have ended up pu... [Read more]
Mend Worcester Heating System

Draining heating system?

Worcester 24cdi. How do i drain heating system to fit a new air vent.
Mend heating pressure radiators
1

how can i lower the pressure in boiler ECLIPSE 216 ESS please ???? ?

my radiators are old and have the draining valve at the back of each of them so access is ni on impossible;[ ... [Read more]
Mend boiler heating pcb

no hot water.heating ok?

Boiler will not switch from C to D on display when hot water is demanded.A recon PCB has recently been fitted ... [Read more]
Mend worcester dhw sensor
2

Worcester 28i RSF DHW problem?

The symptoms are very distinctive, so I'm hoping someone might be able to work out what's wrong. When the s... [Read more]
Mend boiler safety valve low pressure
2

my boiler over flow keeps dripping my boiler is a midas sfi comby?

my boiler over flow keeps dripping un till the low pressure light comes on and it cuts the boiler out . if i ... [Read more]
Mend heating thermostat wireless
1

home heating systems?

We have a Worcester Bosch RD532 boiler but no thermostat. Which wireless thermostat would be best suited to th... [Read more]
Mend heater home gas

why does my water heater bang?

i have a main mersey water heater works fine but bangs when fired up ? any ideas !
Mend heating fault engineers

Red light?

I have a sabre he boiler..the red lights keeps comming on I have done all the usual things switching boiler of... [Read more]
Mend boiler no ignition home heating

My boiler showing AL 01 and red light?

It was working ok yesterday but now fan is working and pump is working too but it is not egniting
Mend boiler heating hot water
3

glow worm 30c boiler,no hot water?

the heating works fine but no hot water,no fault lights flashing. boiler doesn't seem to be sensing the water... [Read more]
Mend home heating thermostat temperature
1

water heater thermostate ?

Have installed new element water still cold
Mend boiler heating ignition

Worcester Junior 28i ignition not firing?

I have woken up to no hot water or heating. We have a Worcester Junior 28i and the red light is flashing (fas... [Read more]
Mend ferroli fault code heating
1

Ferroli domicondens he26 C fires up but doesn't appear to rectify ?

Domicondens 26he C keeps showing fault code 51a , fires up for approximately 10 secs but continues sparking , ... [Read more]
Mend PCB Fault Potterton
2

Potterton 407677 pcb?

I have a fault in the spark generator circuit on a Potterton 407677 pcb and traced it to component SP1. Troubl... [Read more]
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Vaillant ecotec 831 plus?
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Remove cover off gas boiler?
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Oil fired boiler thermostat?
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Greenstar 24Ri boiler, fast flashing - can I reset?
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Remove boiler cover?
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How do i stop the time from flashing on the Siemens RDJ100RF?
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Worcester boiler dripping water?
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Mend Worcester Combi Ignition

Worcester 30 Cadillac combi boiler won’t fire up and the EA?

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