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Mend > Home Heating Systems

Fault Codes for Worcester Bosch Greenstar 24i Junior?
Fault Codes for Worcester Bosch Greenstar 24i Junior?

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

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

my worcester greenstar HE boiler wont fire up?
My worcester greenstar HE boiler wont fire up?

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

Mend boiler heating fault
2

Glow-worm Compact 100 Pilot Light is on main burner wont fire?

I have Glow-worm compact. The pilot is on and is large enough. When the heating or hot water is required, its ... [Read more]
Mend boiler heating leak
1

how can i fix my glow worm economy plus 40b?

when the boiler fires up some time it gos wabley and splas evry way, comes out under the burner
Mend heating thermostat oil fired

Oil fired boiler thermostat?

I'm struggling to get enough heat out of my boiler in this prolonged cold spell. I've been told to turn the bo... [Read more]
Mend Heating, Home Heating Systems

Drayton RF ?

My transmitter is displaying E9 constantly, anybody had this before?
Mend glowworm heating thermistor

how can i fix my glowworm 18 hx?

shows f 11 fault thermistor wires trapped
Mend boiler heating Worcester

how can i increase my worcester greenstar HE boiler temperature flow?

The minimum required temperature flow is 35 while my actual temperature flow is 18 and the screen is displayin... [Read more]
Mend potterton programmer wall
1

how do i remove the potterton mini minder programmer from the wall?

i wish to remove a potterton mini minder from the wall
Mend ferroli heating repair
6

How can i fix my ferroli domi compact f24b?

When running the hot water, the temperature raises to 50 degrees then it stops burning, the water goes cold th... [Read more]
Mend boiler heating pressure
2

help i have over re pressurised my bar on baxi combi?

after a lot of looking up on how to re pressure the bar on my baxi combi heater I have now topped it up too mu... [Read more]
Mend boiler heating pressure

how can i maintain pressure on ace high 4733316?

boiler will not maintain pressure. can anyone help please.
Mend boiler heating diverter valve

c h on halstead 102 boiler?

boiler works about one hour then heating goes off hot water gets very hot but works changed diaphram but seems... [Read more]
Mend boiler pressure loss heating system

worcester 28si boiler loses pressure ?

My worcester 28si boiler loses pressure when the heating is on and off seems to lose it slowly continuously ca... [Read more]
Mend boiler heating ferroli
3

Name of part for Ferroli Optimax HE 31 C boiler?

Hi, I have the above boiler which requires a new part. In the user manual under section 2.7 'Condensate Outle... [Read more]
Mend increase water pressure

How do I increase the water pressure?

How do I increase the water pressure?
Mend heating systems radiators home heating
1

How do you know when you need to replace the blower?

My radiators are hot, but are not heating the room. Is there a problem with the blower?
Mend radiator stopped working
1

Kitchen radiator has stopped working ?

the pipes coming to and from it are both stone cold,every other radiator in the house is working fine and it w... [Read more]
Mend boiler heating ignition
1

problems with potterton performa 28?

When I turn Heating on the boiler ignites and works for about 10 sec. then for no apparent reason stops. After... [Read more]
Mend Worcester Combi Fault Code

worcester greenstar He combi?

constantly says "initialising please wait". According fault codes this is a blown fuse, however have the check... [Read more]
Mend hot going help

hot water going hot n cold changed themistor no joy?

help
Mend central heating hotwater boiler

Heatline Compact s24 boiler, no DHW?

Hi guys My Heatline compact s24 has central heating working, but no Hotwater. I've disconnected the DHW sen... [Read more]

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