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One radiator in a bedroom is always cold?

One radiator in a bedroom is always cold. It used to work fine. I have tested the thermostatic value and the... [Read more]
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Worcester Greenstar CDi boiler won't fire up the central-h?

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Mend Boiler Pcb Relay

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We have 18 questions about mending 'boiler pcb relay' in category Heating, Home Heating Systems which have been answered

How to mend Boiler Pcb Relay

Mend boiler pcb ignition
1

Potterton Prima F won't light?

Hello I have a Potterton Pima F boiler that's been giving me problems (2 years ago I had the problem with dry ... [Read more]
Mend boiler pcb potterton
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Potterton Prima F50?

Hi guys - I have followed the common problems with these boilers (ie PCB issues) but sadly this isn't working ... [Read more]
Mend boiler heating engineer
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potterton 24 he ?

hi im a heating engineer and cant find out the problem for this boiler.. the fan comes on, the relay switches ... [Read more]
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Alpha Ocean 240E fan wont start?

My Alpha Ocean 240E boiler won't fire up completely. The repair man said there was no power getting to the fan... [Read more]
Mend heating working thermostat
1

sime format 30E hydronic heating boiler not working?

The thermostat is ok, green light keeps on at front penal, can hear the click of a relay on PCB after a while ... [Read more]
Mend needed boiler pcb
3

value of resister needed?

Potterton Prima F 40 boiler with a 407677 PCB, the resistor R15 between the relay and the pressure switch conn... [Read more]
Mend boiler heating relay
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Potterton Promax 15HE Boiler -relay clicking problem?

Hi, Need some help please. A 6yr old Potterton Promax 15HE on an unvented boiler installation has suddenly st... [Read more]
Mend boiler pcb capacitors
3

Prima F40 - No hot water or heating?

Hi, My Prima F40 boiler is doing nothing when hot water and/or heating is turned on. The heating pump kicks... [Read more]
Mend boiler combi heating
7

How can I fix my worcester bosch 28i?

Hi My worcester bosch 28i combi boiler packed up(4 yrs old) so I took a look and found fuse 1 had blown. Afte... [Read more]
Mend boiler heating pcb
1

Ferroli Tempra 30?

This boiler has had a new PCB,new venturi's,new pump,but it still won't go! The relay R100(demand)chatters aw... [Read more]
Mend combi boiler PCB heating
2

Vokera Linea 24 Combi Boiler not staying lit?

My Vokera combi boiler ignites for a few seconds then goes out and continually repeats the process. The radiat... [Read more]
Mend turning itself off
2

My Glowworm Ulti.120FF,is continuously turning itself on and off?

The boiler fires up and runs ok for about a minute,before it starts to switch off and then reignite,this happe... [Read more]
Mend worm pilot light off
2

Glow Worm Compact 80 P - pilot light trips off?

Initially, relay constantly clicking in and out, boiler flaming up and down; then pilot tripped out and once r... [Read more]
Mend boiler pcb faulty
6

Saunier Duval SD623: Flame goes off and on when boiler is on high setting?

For the past few months the boiler flame goes off and then on repeatedly when boiler is on high stting (when h... [Read more]
Mend PCB Heating Potterton
7

How do I fix my Potterton Netaheat MkIIF 16-22?

My boiler starts it's cycle on room stat demand. The internal fan runs, the pilot ignites, after 20 secs the m... [Read more]
Mend boiler relay pcb
1

Baxi Solo 3 PFL pcb relay buzzing?

Hi, Have a Baxi Solo 3 PFL 3 years old, working fine but when the boiler shuts off 1 of the relays on the pcb ... [Read more]
Mend PCB Control Board Fault
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Potterton Profile 50 control board fault?

This was quite an unusually one for me as my normal work is designing in car multimedia systems! A work fri... [Read more]
Mend combi boiler PCB fault
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My Baxi Combi 105e cuts in and out but works ok for hot water?

Could you help me ? Is it a relay on the PCB or simmilar ? Is it a common fault from the boiler? Could the ... [Read more]

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How to mend ...

Mend Alpha Mend Alpha Heating Mend Apollo Mend Ariston Mend Baxi Mend Bermuda Mend Berry Mend BIASI Mend Bosch Mend Boss Mend Boss Therm Mend Boulter Mend British Gas Mend Britony Mend Brittany Mend Brittony Mend Camray Mend Cannon Mend Canon Mend Celsia Mend Chaffoteaux Mend Chaffoteaux & Maury Mend Concord Mend Crane Mend Danfoss Mend Digistat Mend Dimplex Mend Drayton Mend Ecomax Mend Ferroli Mend Fertech Mend Firebird Mend Flexicom Mend Glow Worm Mend Glow-worm Mend Glowworm Mend Grant Mend Grundfos Mend Halstead Mend Harcal Mend Heatline Mend Heatslave Mend Honeywell Mend Horstmann Mend Hydroline Mend Icon Mend Icos Mend Ideal Mend Isar Mend Jaguar Mend Johnson & Starley Mend Keston Mend Kingfisher Mend Kohlangaz Mend Landis & Gyr Mend Lifestyle Mend Linea Mend Main Mend Medway Mend Modena Mend Morco Mend Myson Mend Netaheat Mend Ocean Mend Optima Mend Potterton Mend Powermax Mend Prima Mend Promax Mend Protherm Mend Pulsacoil Mend Puma Mend Randall Mend Ravenheat Mend Remeha Mend Riello Mend Sabre Mend Saunier Duval Mend Servowarm Mend Siemens Mend Sime Mend Stelrad Mend Swift Flow Mend Switchmaster Mend Thorn Mend Thorn EMI Mend Tiger Mend Trianco Mend Vaillant Mend Valiant Mend Viessmann Mend Vizo Mend Vokera Mend Vulcan Mend Worcester Mend Worcester Bosch

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How do I mend my Saunier Duval 30e?
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How do I fix my Ferroli Combi Boiler?
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How do I fix my Drayton Digistat RF2?
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How do I fix my Vokera Compact 25HE?
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