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Mend Boiler Circuit Fault

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We have 67 questions about mending 'boiler circuit fault'

How to mend Boiler Circuit Fault

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Mend fuse fault problem
2

FUSE FAULT?

Ihave a vaillant combi boiler problem the small fuse on the printed circuit board keeps blowing
Mend heating boiler repair
1

Please help me fix my boiler!?

My BIASI boiler is showing a fault - faulty primary circuit, I have no heating or hot water. How can I fix it?... [Read more]
Mend boiler ignition baxi
3

fault find baxi solo 3 pfl 60 boiler?

Only 106volts [not240v] at pressure switch, supply 240v to switch, fan will starts + ignition sparks but pilo... [Read more]
Mend central heating diverter valve radiators
1

Sime Friendly Format 80e, replaced diverter valve but rads. still get hot?

Boiler: Sime Friendly Format 80e Problem: Radiators get hot when DHW is run. I had assumed this was the di... [Read more]
Mend 30 boiler error
1

How can I fix my Chaffoteaux Calydra Green 30?

My Chaffoteaux Calydra Green 30 boiler (under 2 years old) has recently developed fault where error message "-... [Read more]
Mend fault microgenus hot
1

r01 fault code.ariston microgenus?

the boiler locks out on hot water demand and R01 shows.upon reset i notice the boiler is constantly sparking.i... [Read more]
Mend combi heat exchanger pressure
5

Sabre 24 Combi boiler problem?

With the filling loop removed on my 18 month old SABRE 24 combi the pressure gauge on the heating circuit cont... [Read more]
Mend boiler pcb circuit diagram
2

I need a circuit diagram of the Ferroli PCB?

I have investigated the boiler in my son's new home which is a Ferroli Modena 102. It would appear that the in... [Read more]
Mend boiler central heating pressure
2

loss of water in the c.h.circuit?

I have had a baxi bahama in my bungalow now for around 4 years and have a fault with the central heating side ... [Read more]
Mend boiler hot water fault
4

hw only works when ch is on?

We have a Potterton EP2000 contoller but that seems ok. I think I've isolated the fault to the diverter valve... [Read more]
Mend heat valve turbo max boiler
1

heat exchange valve valiant turbo max boiler?

i had a boiler installed by warm sure-ideal a few years back. the gas valve circuit and cable have been chang... [Read more]
Mend gas boiler boiler repair thermostat
2

how to mend Gas Boiler, Glow-worm Fuel Saver 100F with SIT control?

Thermostat has intermitant fault ie it stays open circuit and does not allow boiler to re-light. Main gas valv... [Read more]
Mend heating pressure flow
2

glow-worm flow switch problem and leak?

i have a glow-worm swift flow 100 and two separate problems. the first is the pressure loss, it after the heat... [Read more]
Mend boiler central heating circuit board
2

CB 24 Alhpa combi fault?

when the boiler is switched on the central heating runs constantly i have had the clock checked and the main c... [Read more]
Mend boiler fault heating system burner pressure
4

vokera options boiler fault ,please help?

my vokera options boiler cuts out after 10-15 seconds ,the flow pipe at the boiler gets very warm but rads not... [Read more]
Mend boiler central heating heat exchanger
2

Is the Heat Exchanger at Fault?

I have a Vokera Option Boiler A Engineer told me that the hot water circuit was leaking into the CH system ra... [Read more]
Mend boiler fault circuit board
4

Potterton boiler suprima 50 fault light?

I have a fault light which comes on every so often which knocks the boiler off. When reset is pressed the boil... [Read more]
Mend worcester rsf boiler
4

PCB for worcester 35cdi mk2 rsf boiler?

Following the fault dianostics, given a fast flashing red lamp, on J flowchart in the owners manua (The fan no... [Read more]
Mend boiler heating fault
29

My combi boiler wont work .... low water pressure????

Our Britony combi SE Boiler by Chaffoteaux & Maury wont switch on the fault code is saying that there is low ... [Read more]
Mend PCB Control Board Ignition
2

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]
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