How to mend ... Pressure Boiler Fault

ferroli optimaxhe31c ?

F fault on display ,low water pressure in system but water pressure is ok at 1.5 bar .I have replaced the low ... [Read more]

Fault with boiler. ?

I have a Vokera HE combi, bout 4 / 5 yrs old. I need to keep topping up the water, when the pressure drops...... [Read more]

High pressure on vokera?

No warning codes and heating and hot water are fine. When the boiler has been fired up for 30 minutes or so, ... [Read more]

Worcester Bosch 40CDi - Fault Code 5E?

I have this code 5E flashing on my display. Other answers suggest it is a servicing scheduling problem, but... [Read more]

how do i get my central heating working again?

Hi, I have a Vaillant ecotec plus 624 sealed fan assisted boiler. Just the other day it stopped working a... [Read more]

Ideal Combi Logic boiler "L3" fault. ?

Whenever the temperature knob is turned up higher than half way, the boiler shuts down, flashing L and 3. Have... [Read more]

Morco Feb 24E CH problem?

Hi My boiler CH heats up to a point then cuts out, possibly coming back on an hour or so later. It will come ... [Read more]

worcester greenstar 30 si think its the pcb?

Can anyone shed any light. Gone to a customer boiler in lockout indicating ignition fault. Reset boiler pump c... [Read more]

vaillant VUW 242e locked out?

as soon as boiler is switched on it goes to lock out immediately, pump runs, green light on, orange heating de... [Read more]

Worcester combi greenstar intermittently not starting up/EA error code?

We have a 3yr old Worcester Greenstar combi boiler that is playing up. It has been intermittently not firing ... [Read more]

Help with Baxi 105e?

My Baxi 105e has recently developed a problem! On Saturday expansion vessel packed in and leaked. I dried ever... [Read more]

How can I depressurise a boiler?

Fault because water pressure too high

18sxi F1 F4 fault?

Hi, My boiler has been shutting down as the pressure will rise well above 1bar or go to low. This then shows ... [Read more]

f1 fault on 23 kw jaguar boiler?

boiler fires up on heating and hot water then goes into f1 fault change flame probe and pcb board replaced,fan... [Read more]

vaillant ecoTEC plus 428 displaying fault 98?

Hi - We cannot get the central heating to work however the hot water and underfloor heating in the kitchen is ... [Read more]

ravenheat primary mk 1 heat only fault?

i was called to a customers boiler not working following new gas mains work in street. i reset the boiler and ... [Read more]

Ferroli HE 31c optimax code F37?

I have just put a new PCB in and have reset the boiler my pressure gauge is 1.5b but i still have the fault an... [Read more]

How can I fix my potterton peforma 24 boiler?

The boiler comes on but the burner/flame light does not come on at all. The flame fault indicator also does no... [Read more]

diverter valve not operating?

Hi I am having a problem with my potterton performa 28i boiler. Central heating works fine. Dhw giving cold ... [Read more]

my vaillan ecotech boiler pressure is at the max on the red side?

I have a vaillant ecotech boiler. The pressure was down so I tried to raise it but forgot to switch the pressu... [Read more]