How to mend Thermostat Boiler Programmer

Strange timer fault on Halstead Best 50?

I have a Halstead Best 50 which works fine on HW timer but does not work on CH timer. If I switch to continous... [Read more]

1

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]

2

Profile 60e running even when programmer switched off?

Boiler runs even when the programmer has been taken off it's base. Only way to stop it is to turn thermostat d... [Read more]

boiler sometimes doesn't ignite?

We have a Potterton Prima F and occasionally we find it hasn't come on at the programmed time in the morning. ... [Read more]

ideal classic ff260 boiler on/off?

I have noticed that when the boiler initially switches on with the programmer, it runs constantly for say 30 m... [Read more]

1

Boiler cutting ouit?

We have recently had a new central heating system fitted, and are having problems, what we have is the boiler ... [Read more]

1

Worcester 350 boiler?

The red low system pressure light came on and the boiler stopped, having filled the system up through the loop... [Read more]

1

how can i fix my worcester bosch 24i rsf boiler?

in need of some help with my boiler please, i cant get ch to work unless i turn the hot tap on to let the boil... [Read more]

How can I replace my old boiler timer WITHOUT thermostat?

I have an old Sangamo M5 boiler timer, ticking like mad! Wanting to replace it with a modern programmable tim... [Read more]

1

Central Heating and Water on continuously?

New CH pump fitted a month ago by a registered plumber. Since then the Central heating and water runs continuo... [Read more]

5

ideal classic boiler?

my ideal classic boiler ff270 fires up even when no heat is called for. i.e. when the programmer for the ch an... [Read more]

1

Hot Water but no CH Potterton Netaheat Profile 30e-80e?

In the last day or so we have noticed that we are getting hot water but no Central Heating (rads are cold etc.... [Read more]

1

Potterton Promax 24 HE - Heating without hot water problem?

Hi, I have a Potterton Promax 24 HE boiler on a pumped system. Since the start of the recent cold weather I ha... [Read more]

4

Danfoss FP715 not working properly?

Just had new boiler put in. Got new pack of Danfoss (programmer plus other bits in box) The installer just use... [Read more]

1

Potterton Profile 100e switches on and stays on all the time?

My boiler is firing up on its own and starts burning gas. After a while it stops, then it starts again. It ig... [Read more]

1

IDEAL ICOS HE24 BOILER IGNITION BANG?

Our HE24 Ideal condesating gas boiler is now 4 years old and has started to have a loud ignition bang when the... [Read more]

4

28CDI - Replacing mechanical programmer for electronic?

I have just bought an electronic programmer (SO24E7)to replace the mechanical one on my Worcester 28CDI. When... [Read more]

1

How can I fix my Potterton Profile 40e boiler?

The hot water side of the central heating system works fine.But no heating,the hall thermostat works,when oper... [Read more]

Potterton Profile 80E Boiler?

The system is fitted with a Honeywell ST6400 programmer.The boiler and the programmer are no longer communicat... [Read more]

How to Fit a Thermostat to a Worcester 24i Bolier?

Can anyone help? I have a Worcester 24i boiler that had no thermostat. I bought a Heatmiser http://www.heat... [Read more]