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Mend Thermostat Boiler Temp

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We have 94 questions about mending 'thermostat boiler temp'

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Mend Heating, Home Heating Systems

How can I resolve an issue with BOSS Therm BPS242RF failing?

Just wondering if you have ever seen an issue like this: Heating setup: Boiler downstairs in kitchen, hot w... [Read more]
Mend Heating, Home Heating Systems

Glowworm cx30i gas boiler?

My boiler comes on intermittently when the thermostat is turned down below zero degrees. It is all running fi... [Read more]
Mend Heating, Home Heating Systems

Vokera Compact cutting out?

Boiler is cutting out and very reluctant to reset. In the last 3 hours I've reset 20+ times - it fires up but... [Read more]
Mend Heating, Home Heating Systems

combi oil Worcester greenstar heatslave 12/18 switches off?

I have a internal combi oil Worcester greenstar heatslave 12/18 Its has a built programmer and Hot water t... [Read more]
Mend Heating, Home Heating Systems

glow worm 30cxi Central heating wont stop, any solution ?

even if the heating thermostat is switch off boiler still come on. I can switch it off only when manually turn... [Read more]
Mend Heating, Home Heating Systems

my wired climapro isnt working properly?

My glowworm combi ultracom 24cxi hot water is working fine. The boiler fires up to full capacity but when the ... [Read more]
Mend Heating, Home Heating Systems

Vokera 29a compact?

Boiler fires up for hot water no problem but also fires up for heating for around an hour or until boiler reac... [Read more]
Mend Heating, Home Heating Systems

siemens rdj10rf ?

hi, I'm using the screwdriver tap method to get the receiver to fire up the boiler. Okay but when the boiler ... [Read more]
Mend Heating, Home Heating Systems

Boiler Hot water intermittently losing temp, Heating seems fine?

The title explains the main issue, for some reason the hot water drops often every 20 secs or so, sometimes it... [Read more]
Mend Heating, Home Heating Systems

Vaillant 831 PCB issue?

The boiler is very intermittent when it comes to putting the Rads on, the hot water is fine and has no problem... [Read more]
Mend Heating, Home Heating Systems

Siemens rdj10rf thermastat part working?

I have a problem with the reciever if anyone can help. The thermostat and receiver talk to each other and a... [Read more]
Mend Heating, Home Heating Systems

Fix my Worcester Heatslave 20/25 oil boiler?

Worcester Heatslave 20/25 boiler 10 years old - over heating the domestic hot water, dangerously hot despite a... [Read more]
Mend Heating, Home Heating Systems

Ferroli Optimax HE31C Error Code NOcn?

I have a Ferroli Optimax HE31C Boiler and it has been working fine for years but all of a sudden it has fault ... [Read more]
Mend Heating, Home Heating Systems

Thermostat for boiler stuck at 5 tried to raise it too 22 by pressing the u?

Room temp is 21.5 but I tried to raise the thermostat from 5 too 22 but it won't move when I press the up butt... [Read more]
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