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Rob
Rob, Home Appliance Technician
Category: Appliance
Satisfied Customers: 420
Experience:  20 yrs. experience with a major worldwide manufacturer.
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I have a danfoss timer. I have a Glow worm flexicom 24HX boiler. The

Customer Question

I have a danfoss timer. I have a Glow worm flexicom 24HX boiler.

The hot water is working ok. The central heating is not coming on at all. The Pilot light is not coming on.

Any ideas?
Submitted: 3 years ago.
Category: Appliance
Expert:  Andrew Smith replied 3 years ago.
Does the timer say the heating should be on?
Customer: replied 3 years ago.
Yes it does
Customer: replied 3 years ago.
The timer light is on but the CH does not come on. For hot water the light is also on but the hot water does come on correctly and heats and circulates as expected
Expert:  Andrew Smith replied 3 years ago.
Do you have a motorised valve in the airing cupboard?
Expert:  Andrew Smith replied 3 years ago.
did you manage to locate the motorised valve in the airing cupboard?
Customer: replied 3 years ago.


What does it look like? Can you describe it for me please.

Expert:  Andrew Smith replied 3 years ago.
A silver or white box on the pipework, it has a wire going to it also
Customer: replied 3 years ago.


The is a white rectangular box on the side of the cylinder (Danfloss). There is a round silver box on the top of the cylinder with a red button it. There is a thermastat type box on the wall (immerstat). They all have wires going into them.

Expert:  Andrew Smith replied 3 years ago.
The white rectangular box on the pipework to the cylinder could be it.
Is there a lever on one end?
Customer: replied 3 years ago.

No there is no lever on that box.

Expert:  Andrew Smith replied 3 years ago.
Is there an indicator on the side that says AB?
Or are you looking directly at the cylinder?
Customer: replied 3 years ago.


No I dont see an AB on any of the boxes that are in the airing cupboard.


 


 

Customer: replied 3 years ago.


See earlier. There is no sign of AB on any of the boxes

Expert:  Andrew Smith replied 3 years ago.

Nothing that looks like this?

Customer: replied 3 years ago.


Ok, there is are 2 boxes like that but it is not in the airing cupboard. It is downstairs close to the boiler. The are attached to the pipes.

Expert:  Andrew Smith replied 3 years ago.
ok, can you put the heating only on, and tell me if the levers on the ends are tight or slack?
Customer: replied 3 years ago.
Seem too be reasonably tight