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We have 51 questions about mending 'boiler hot honeywell'

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Mend Heating, Home Heating Systems

Radiators not all working all the time???

We have a problem with our heating, we think it started after we bled some radiators and took one off to wash ... [Read more]
Mend Heating, Home Heating Systems

my combi boiler is oil fired and it is running to often and is also short c?

Please help! Our boiler runs to frequently and short cycles, etc.we have a burhnam boiler (r6-110) with a beck... [Read more]
Mend Heating, Home Heating Systems

Ferrloi 25c no Heating after new PCB fitted?

Initial fault of F26 caused by frozen condensate pipe. F 26 couldn't be cleared so the PCB had to be changed. ... [Read more]
Mend D.I.Y, Plumbing

high pressure on halsetad ace he 24?

do any of you men out there know how i can fix this? with the cold weather i have had heating on lots and have... [Read more]
Mend Heating, Home Heating Systems

Baxi Combi80 Eco No pilot light, no heat or hot water?

HI All, Think that this should be quick. Baxi Combi80eoc. Everything appears and sounds to work. Switc... [Read more]
Mend Heating, Home Heating Systems

Repair of Home hot water boiler?

Greetings, I have a boiler with Honeywell valves. I just got done replacing the valves and the thermostats b... [Read more]
Mend Heating, Home Heating Systems

Programming Honeywell CM921?

Hi: The heating engineer installed this unit during installation of a new boiler. This is a 1 day wireless pro... [Read more]
Mend Heating, Home Heating Systems

Ideal W Stelrad Group boiler RS450 1239(3)?

The domestic hot water is not hot anymore, it is warm. The radiators are not hot either. The boiler setting ... [Read more]
Mend Heating, Home Heating Systems

How do I fix water hammer just started on closure of hot water valve?

My central heating system (vented, not sealed - boiler replaced about 4 years ago) has suddenly developed a lo... [Read more]
Mend Heating, Oil Filled Radiators

hot water but no heating?

hello. i have a worcester danesmoor oil boiler, its a sealed system, honeywell st699b programer honeywell V... [Read more]
Mend Heating, Home Heating Systems

My Potterton 80e often doesn't start up anyone know why?

My Potterton 80e gas central heating and hot water boiler often won't fire up on its own . We tend to have ... [Read more]
Mend Heating, Home Heating Systems

Why can we only get heating when hot water on also now(Dual programer)?

We recently needed to replace head valve due to pump over run problem.(Boiler is Potterton Profile) On putting... [Read more]
Mend Heating, Home Heating Systems

No heating,but have hot water?

I have an Ideal Boiler elan 2 50F, the boiler comes on when hot water is required, however heating does not. R... [Read more]
Mend Heating, Home Heating Systems

Ravenheat CSI 85AT fires up and goes of every 20 seconds?

I have a Ravenheat CSI 85at that is just over 3 years old. This is the one that does NOT have the honeywell ga... [Read more]
Mend Heating, Home Heating Systems

Baxi Solo 2 60PF?

System fine when for Central heating but the boiler does not fire up for Hot water, when we just set the timer... [Read more]
Mend Heating, Home Heating Systems

heat but no hot water?

I have a potterton prima boiler and the heater and hot water timer is Honeywell. The Heating is stuck on re... [Read more]
Mend Heating, Home Heating Systems

Hot water but no heating?

Hi i have a fully pumped two valve system which until recently has been working reasonably well, I say reasona... [Read more]
Mend D.I.Y, Plumbing

Would router interfere with wireless room thermostat?

Our room thermostat ( Honeywell) has ceased to communicate with our boiler.This coincides with having a router... [Read more]
Mend Heating, Home Heating Systems

Potterton Promax 24HE - No Central Heating?

Since the weather turned colder a couple of weeks ago we have been unable to have heating without the hot wate... [Read more]
Mend Heating, Home Heating Systems

Why do my upstairs radiators not get hot?

We have moved and we cannot get the upstairs radiators to get hot (or even warm). The downstairs raidiators se... [Read more]
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