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Mend > Home Heating Systems

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

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

Mend hot water tank header tank faulty
1

hot water tank overflowed into headertank?

hot water tank over heated and overflowed into header tank then started to overflow over the top of header tan... [Read more]
Mend wiring boiler diagram

Wiring for vaillant combi boiler 837?

Can anyone help me with wiring diagram for combi boiler 837 I am renewing my old system. Many thanks
Mend thermostatic pressure temperature

Shower Cold?

I just moved into a property and the Bristan 1901 thermostatic shower runs luke warm/cold, I believe the unit ... [Read more]
Mend heating temperature thermostat
1

why is my Thermostat not switching off the radiators?

I have a wall mounted thermostat. When I switch it to 0 it should not come on. However even when the temp is 1... [Read more]
Mend boiler heating vaillant
1

Vaillant 824e turbomax plus turning on but no ignition!!!!!!!!?

my turbomax plus turns on but there is no ignition and therefore am not getting any hot water and the central ... [Read more]
Mend heating boiler worcester

Worcester Bosch 240 rsf demand ignite not working?

Hi I have a 240 RSF that has suffered previously from a leaking PRV, so I am familiar with represurising, ble... [Read more]
Mend heating boiler systems
1

boiler?

my hearter was removed as the house was decorated now Im traying to switch on hearter is ot working and no hot... [Read more]
Mend heating hot water boiler
3

Boiler problems?

When i switch on my hot water the heating comes on at the same time. Is there anything i can do to stop it?
Mend approx years boiler
7

F 13 error on a glow worm 38cxi?

My 38cxi is approx 3 years old and I have had the normal problems with the boiler. F14 which is an over tempe... [Read more]
Mend central heating boiler Worcester
2

no hot water worchester bosch 240?

when you call for hot water only, nothing happens, when you swicth to central heat and hot water the boiler fi... [Read more]
Mend boiler heating overheat
1

my s24?

my heatline S24 condencing boiler has the over heat cut out light showing. We have tried turning off and on as... [Read more]
Mend thermostat heating home heating systems
3

Drayton DigiStat+ Wiring?

Anyone any ideas what wires go where? Got red, yellow and blue (also earth) Got Off / On / Common & N ... [Read more]
Mend Vaillant Heating Error
2

vaillant boilers sf6?

can anyone please help my boiler has been running perfectly for four years ansd all of a sudden iit stops the ... [Read more]
Mend s24 heatline boiler
1

is my s24?

is my s24 heatline boiler a condensing boiler?? and can i tell the date of manufacture by the serial number???
Mend combi central heating repair
2

How can I fix my Puma 100e combi boiler from constantly turning on and off?

I have monitored the running of the boiler for over 30 minutes and it fires up and stays on for 30 seconds the... [Read more]
Mend water dropped pipe
1

How do I fix my hot water?

Recently the temperature of my hot water has dropped, it now only gets luke warm. The pipe leading to the top ... [Read more]
Mend valve heating drayton
6

Mid Position Valve Not Switching - No CH?

Hi, Need some help with the below. I have hot water, but no central heating. Common problem you say, but i... [Read more]
Mend diverter valve advice
1

any advice or tips on fitting a valliant diverter valve part 011289?

Hi just ordered a diverter valve for my valliant boiler any tips or advice?
Mend boiler combi heating
4

how can i add more pressure?

can you pump a combi boiler
Mend boiler leak heating
1

leak through base of boiler casing?

there is water dripping slowly from the bottom of the diverter valve body. does this mean a new diverter valv... [Read more]

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