How to stem leak from this Worcester Greenstar boiler part? ?

Currently we have a leak from our worcester greenstar 24i system mkiii boiler. I have identified the bit that is leaking but am unable to decipher what it is from the manual. Can anyone assist by iden ... more

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How can I fix my Worcester cm921 thermostats ?

I have messed the on and off times up on my thermostats I have reset the programss but I've messed it all up is there any way I can go back and wipe it all off and reset from the beginning

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Unable to remove fan on worcester bosch 28i rsf?

Have new 87161216810 fan assembly ready to replace old fan on worcester bosch 28i rsf. I've removed the four plate screws, mains and sensing tubes as described in section 15.3(e) of installation and s ... more

Worcester 24i?

Pressure is OK it fires up but no heating or hot water ant suggestions

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setting individual days on CH timer?

Hi I have a Worcester DT20 gas CH & HW Boiler. The timer has the usual: Week: Mon-Fri & Weekend: Sat-Sun timer options as well as the option to set timer for individual days i.e. Mon, Tues, Wed e ... more

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Worcester 24i combination boiler pressure loss?

Had fan changed, PCB board changed, internal blockage due(manifold changed) water pressure sensor changed. Now the water pressure drops, every day, and steady flashing light appears. Both water and ... more

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worcester greenstar he [an old one ]?

the hot water part of my boiler not worker the pilot light is working and it seems to be firing up but turn on a tap and it is cold water any help thanks

worcester oil heatslave 20/25?

worcester oil heatslave 20/25 combi boiler has stopped working, its like no power is going to boiler, have changed the fuse and checked the breaker but still nothing, no lights or timer on, any ideas.

Faulty Worscester 35 CDi loosing pressure?

My Worcester 35cdi has had 4 replacement heat exchanger's in less than 10 years the first 2 were within the first year of installation the problem is it looses 1.5 bar of pressure in 2 days. I can to ... more

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RDH10RF, thermostat not turning radiators on?

I've got a Worcester 28CDi boiler & Siemens RDH10RF thermostat. The batteries in thermostat died so i changed them. Now it won't turn my heating on. I've got hot water but no heating. The lights on th ... more

How can I stop my Worcester 24i from building up too much pressure ?

My Worcester 24i combi boiler has just started to build up pressure beyond the blow off valve setting (IE. in excess of 3 bars). I thought the filling loop may be passing, so I disconnected it but the ... more

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can i use my worcester 24i without the fan working ?

is it possible to use the boiler without the fan working

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How can I stop my Drayton digistat+2RF from staying on? ?

I have just moved into a new home and my heating keeps coming on when it is not programmed to. It comes on at 1am etc. I have a Drayton digistat+2RF and a Worcester Bosch boiler in the loft. I've had ... more

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Worcester 241 junior?

One of the radiators has gone off and is stone cold from the inlet pope upwards.

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DT20RF Programmer?

I cant turn my Worcester DT20RF Programmer below 19 degrees or above 20 degrees - even though it is set up correctly with the receiver and batteries are ok. What's wrong?

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How do I raise the pressure on my boiler after bleeding radiators?

How do I raise the pressure on my worcester heatslave 20- 25 oil boiler after I have bled the radiators

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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 temperature control and Central heating temperature control dial both marked from 1 to 6. ... more

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Boiler override if roomstat fails?

How can I run the boiler for heating if the roomstat fails? Is the some sort of override function on the boiler? I have a Worcester Greenstar 25 Si combi controlled by a Danfoss RET B & RX1 RF recei ... more

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Worcester bosch 28si ii wont fire up once hot?

Hi peeps not long moved into my first morgaged home to find out that the boiler does not ignite when hot, can have the heating on for 2-3 hours but once it goes off it fails to start had a company out ... more

Worcester bosch 28si ii wont fire up once hot?

Hi peeps not long moved into my first morgaged home to find out that the boiler does not ignite when hot, can have the heating on for 2-3 hours but once it goes off it fails to start had a company out ... more