Mend > Home Heating Systems

what is the problem?

we have hot water but the radiators are not working?

tom hughes
November 2010

Heating, Home Heating Systems Heating Radiators Troubleshooting

You need to check for 240v on terminal 4 of the wiring block on the pcb, if 240v is present, the clock and/or roomstat are working correctly.

It then comes down to diverter valve or pcb not opreating diverter valve.

Carefree
November 2010

valliant turbo plus 828E

tom hughes
November 2010

The problem is:

You have failed to give any details of boiler make/model type of system etc!

Carefree
November 2010

How do i stop the time from flashing on the Siemens RDJ100RF?

Siemens RDJ10RF thermostat problem?

One radiator in a bedroom is always cold?

Oil fired boiler thermostat?

Remove boiler cover?

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Worcester 30 Cadillac combi boiler won’t fire up and the EA?

How to fix my fireplace?

Greenstar 24Ri boiler, fast flashing - can I reset?

Remove cover off gas boiler?

Vaillant ecotec 831 plus?

Boiler cycle?

Mend Home Heating Systems

Mend Home Heating Systems

One radiator in a bedroom is always cold?

Sabre 29 water pressure drop?

Worcester Greenstar CDi boiler won't fire up the central-h?

How do i stop the time from flashing on the Siemens RDJ100RF?

Flamerite Isis Fire?

Mend > Home Heating Systems

what is the problem?

what is the problem?

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what is the problem?

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