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Mend > Home Heating Systems

How do I reset my wireless Siemens RDJ10RF thermostat?
How do I reset my wireless Siemens RDJ10RF thermostat?

Unknown error code (E168) on Potterton Promax 24 HE Plus?
Unknown error code (E168) on Potterton Promax 24 HE Plus?

Ravenheat Boiler not firing up?
Ravenheat Boiler not firing up?

My worcester 28i Junior boiler is not working?
My worcester 28i Junior boiler is not working?

DRAYTON DIGISTAT RF1 WIRELESS THERMOSTAT?
Drayton digistat rf1 wireless thermostat?

Mend boiler heating failure
1

heating will not start riello boiler?

home heating will not start,starts up but then cuts out
Mend heating vokera hot water

how can i fix my vokera compact 80 ?

intermittently delivers cold water when delivering hot water
Mend need service once year

Does my Pulsacoil 2000 need a service once a year?

Ihave a pulsacoil 2000 system but need to know whether this should be serviced yearly?
Mend small flow valve

How to replace a Diaphragm on an Alpha 240p?

Hi, I have a very very small leak from the DHW Flow Valve on my Alpha 240p. There is a very small leak f... [Read more]
Mend boiler anti system

combi boiler?

i have a caravan with a central heating combi boiler & want to know how to get anti freeze into the system?
Mend vokera burner heating
1

burner doesnt light up?

vokera 20-80 R.S pilot is on but burner doesnt come on
Mend heating timer instruction manual

help with sauter zdr101 timer?

i need to re programme my sauter zdr101 timer, but cannot find the instruction manual. can anyone please help
Mend Heating, Home Heating Systems
1

ecoflame gas consumption?

i have with me a ecoflame burner model minor1.1/1.1R ,can somebody kindly tell me how much gas(disel ) does it... [Read more]
Mend Heating, Home Heating Systems
2

replacing switchmaster midi 3 port valve?

can a sunvic 3 port momo valve replace an old switchmaster midi 3 port. if so can anyone tell me how to wire i... [Read more]
Mend combi boiler no hot water red light
1

no hot water from worcester 24 cdi?

i have a worcester 24 cdi combi boiler, the red light keeps flashing on the radiator dial, no hot water and th... [Read more]
Mend condensing combi heating
2

my ideal mini condensing combi boiler wont fire?

when i call for hot water the boiler wont fire,the pump,exhuast fan and motorised valve all operate as normal.... [Read more]
Mend boiler combi heating
2

Why does my Aplha 280E Boiler fail to light now & again?

My Alpha 280E boiler has the following problem -9 times out of 10 it is OK. Sometimes, you switch on the combi... [Read more]
Mend combi boiler home heating reset
1

leds flashin gon 50,70 and 80 on my Brittony combi se?

the lights keep flashing I have tried the reset button to no avail what do i do next as I have no hot water
Mend combi boiler home heating boiler
1

GEM Combi Boiler- Has Gem Combi Boilers got Models?

As an EPC Assessor, I came across GEM Combi Boiler for the 1st time. And I can't find a model name on it, all... [Read more]
Mend heating leak plumbing
2

overflow is flowing constantly?

overflow is flowing constantly
Mend boiler heating system plumbing
2

Can only get hot water when central heating is on?

I can only get hot water if I turn the central heating system on. Once the heating is on I can then switch off... [Read more]
Mend boiler heating error
1

how I can fix my boiler glow worm flow model 30 si?

My boiler flashes F5 on the panel, no heat and no hot water, I looked for the red switch I could not find it, ... [Read more]
Mend boiler heating vokera excell
3

How can i fix my vokera excell boiler?

My pilot light is on but when i put my heating or hot water on it doesn't for lack of a better word whoosh as ... [Read more]
Mend heating ignition vokera
1

ignition wont light vokera linea 24 ?

the ignition wont light red light and 4 coming into temperature window
Mend flow set boiler
1

best flow temp?

what is the best flow temp to set my condensing boiler to?

How can I mend my ...

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