Mend Heating, Home Heating Systems

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Mend Heating, Home Heating Systems

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With the gas service valve isolated, the gas test holds. Once the valve is turned on it drops even though the ... [Read more]
Mend Heating, Home Heating Systems

Firebird super Q 50/82?

Hi I have a firebird super Q 50/82 indoor boiler just serviced fires up no prob initially with the normal boos... [Read more]
Mend Heating, Home Heating Systems

Britony Combi Se boiler 40 & 80 lights flashing?

I don't have heating or hot water. How do I fix it please? Could this have been caused by the water to my... [Read more]
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Mend Greenstar

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We have 629 questions about mending 'greenstar' in category Heating, Home Heating Systems

How to mend...Greenstar

Mend Heating, Home Heating Systems

Greenstar Highflow 440?

d5 code appeared, pressed spanner button till red then pressed ECO -- 11 appeared but still the pump does not ... [Read more]
Mend Heating, Home Heating Systems

Red light glowing worcester greenstar?

greenstar28I junior combi MK lv red light permananley glowing, boiler runns ok whot water ok
Mend Heating, Home Heating Systems

Boiler not working?

My Worcester Greenstar 30CDI is not heating the boiler since I changed the batteries on the thermostat
Mend Heating, Home Heating Systems

How do I rectify aU9 Code?

Worcester Bosch Greenstar 37CDi Combi showing code U9? My boiler is showing code U9, I know this means that th... [Read more]
Mend Heating, Home Heating Systems

Siemens RDH 10 RF Thermostat not triggering heating?

I have Siemens RDH 10 RF Thermostat and a Worcester Bosch Greenstar 30CDi combi boiler. The battery in the th... [Read more]
Mend Heating, Home Heating Systems

Worcester greenstar 25si compact?

how to raise the pressure worcester greenstar25si boiler
Mend Heating, Home Heating Systems

Worcester Bosch Greenstar ri 24kw?

WB Greenstar24kw Ri, heating working , but does not ignite for hotwater, so no hot water. (pressuried tanks... [Read more]
Mend Heating, Home Heating Systems

Broken filler key stuck?

How do I remove broken part of filler key from Worcester Bosch Greenstar cdi
Mend Heating, Home Heating Systems

I have a greenstar 440 displaying d5, I have tried the reset code ?

using service mode , eco button and Cs but it will not display 5a I get every other code eg 1a up to 4f then... [Read more]

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