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Mend 30 boiler fire flashing
2

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

my worcester 30 cdi combi combi boiler wont fire up and ''ea'' keeps flashing? my worcester 30 cdi combi bo... [Read more]
Mend Heating, Home Heating Systems
1

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

Greenstar 24Ri boiler won't light and the blue light is fast flashing. From the manual I can see that the iss... [Read more]
Mend Heating, Home Heating Systems
1

Oil fired boiler thermostat?

I have a Velaire 110/135 oil fired domestic boiler. I think the boiler thermostat may be faulty. The manual sa... [Read more]
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Mend 407677

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We have 14 questions about mending '407677' in category Heating, Home Heating Systems

How to mend 407677

Mend unit diagram heating
2

Schematic diagram for Potterton 407677 control unit?

I am having problems with the control unit (407677) in my 22 year old Potterton Profile 80e boiler. Does anyo... [Read more]
Mend potterton 407677 pcb
2

Potterton 407677 pcb?

I have a fault in the spark generator circuit on a Potterton 407677 pcb and traced it to component SP1. Troubl... [Read more]
Mend profile heating fan
7

Resistor R15 value for Potterton Ignition Control Unit Part No.407677?

Does anyone know the resistor R15 value for a Potterton Control Unit Part No.407677 which has partly burnt out... [Read more]
Mend boiler heating replacement
1

New replacement Netaheat profile pcb not working?

What is the problem my new replacement pcb will now not work without me banging or jolting it then it sparks u... [Read more]
Mend profile boiler model
1

how can i install a new circuitboardto potterton profile407677?

i need to install a new circuitboard to potterton profile boiler model no 407677.can some body guide me possi... [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 Heating, Home Heating Systems
3

Can Netaheat Boilers' Electronic Control boxes be repaired?

Is it possible to repair a Netaheat Boiler's Electronic Control box? I have a spare u/s one and would like to ... [Read more]
Mend Heating, Home Heating Systems
3

Where do I get a PCB board for a Potterton Prima 50f?

I need a new or reconditioned PCB board for a Potterton Prima 50f? Do yo uknow where I can get one at reasonab... [Read more]
Mend potterton boiler control unit
1

re Potterton boiler control unit Part no 407677?

Can anybody tell me the value of R15 in the above control unit as it is discoloured.
Mend potterton netaheat boiler
1

How can I fix my Potterton 16/22 Netaheat Electronic LPG boiler?

My boiler that, up to now, has given about 20yrs of excellent service, gives similar symptoms to the 'Prima F'... [Read more]
Mend potterton 50e fan
7

Potterton 50e fan cycled, changed the pcb, now nothing?

My CH fan was running but it was not firing up, kept cycling for over 40 minutes before starting up and heatin... [Read more]
Mend potterton ff boiler start up problem
1

Potterton FF 40 Boiler start up problem?

My boiler will try starting up on the timer. The fan starts and the air pressure switch clicks on for 15 secs ... [Read more]
Mend remove pcb board
2

How do I remove PCB board?

The 407677 pcb in my potterton profile 40 is faulty ( thanks to this site for finding answers to symptoms). I ... [Read more]
Mend board potterton profile boiler
1

i need a wiring board- part no 407677 for a potterton profile boiler?

how can i buy one?

Try searching for...

Unit Diagram HeatingPotterton 407677 PcbProfile Heating FanBoiler Heating ReplacementProfile Boiler ModelNeeded Boiler PcbPotterton Boiler Control UnitPotterton Netaheat BoilerPotterton 50e FanPotterton Ff Boiler Start Up ProblemRemove Pcb BoardBoard Potterton Profile Boiler
Mend Heating, Home Heating Systems

Remove cover off gas boiler?
Mend Heating, Home Heating Systems

Greenstar 24Ri boiler, fast flashing - can I reset?
Mend remove cover front

Remove boiler cover?
Mend Heating, Home Heating Systems

Oil fired boiler thermostat?
Mend 30 boiler fire flashing

Worcester 30 Cadillac combi boiler won’t fire up and the EA?
Mend vaillant f22 water hot

Vaillant ecotec 831 plus?
Mend worcester boiler radiators months

Worcester boiler dripping water?
Mend Heating, Home Heating Systems

How to fix my fireplace?
Mend thermostat siemens rdj10rf receiver

Siemens RDJ10RF thermostat problem?

How to mend ...

Mend Baxi Mend Bosch Mend Boulter Mend Britony Mend Dimplex Mend Drayton Mend Ferroli Mend Halstead Mend Heatline Mend Kohlangaz Mend Myson Mend Potterton Mend Remeha Mend Siemens Mend Switchmaster Mend Vaillant Mend Vokera Mend Worcester

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