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Mend Heating, Home Heating Systems

Boiler runs not then cold cannot get constant temperature?

Have a fault with a isar he 30 boiler runs hot and cold all the time was told it was the diverter cartridge s... [Read more]
Mend Heating, Home Heating Systems

Potterton Performa 28i seems to have no power?

Hi all, my Potterton Performa 28i seems to have died completely - none of the status lights are on, the pilot ... [Read more]
Mend Heating, Home Heating Systems

how to stop reset button activating on Sterling 40 ST108PL?

Hi The red light reset button on our Sterling 40 ST108PL oil boiler sometimes comes on, which means the boi... [Read more]
Mend Heating, Home Heating Systems

Boiler ?

I have a ravenheat whitestar ls 100, lately the red flashing light is on all the time and we are lucky the boi... [Read more]
Mend Heating, Home Heating Systems

ravenheat boiler fault?

04 comes up often on display changed the heat sensor itmade no differance boiler still not working what else ... [Read more]
Mend Heating, Home Heating Systems

baxi 105 e not making hot water?

no hot water but ch ok when the hot tap is opened the boiler runs for a couple of seconds then stops, I have c... [Read more]
Mend Heating, Home Heating Systems

Baxi Combi Instant 80 he pump fault/low pressure fault?

Hi, I have changed the differential valve dhw on my Baxi boiler today, and fired it all back up and topped up ... [Read more]
Mend Heating, Home Heating Systems

no hot water on baxi instant 80?

I have no hot water , boiler fires on pre heat but heats rads I have changed diverter valve head , fault findi... [Read more]
Mend Heating, Home Heating Systems

Pottertton Kingfisher Boiler Overheating ?

I have a Potterton Kingfisher Boiler which has a intermittent problem, which is causing the tank to bubble ove... [Read more]
Mend Heating, Home Heating Systems

worcester 24cdi?

When boiler is turned on it makes a banging noise and what sounds like air coming out . Expansion vessel, Heat... [Read more]
Mend Heating, Home Heating Systems

vokera fault code 71?

code 71 comes up i have changed thermisters to flow and return also flushed secondary heat exchanger boiler wo... [Read more]
Mend Heating, Home Heating Systems

eurocal boiler?

Hi, my 12 year old eurocal oil combi boiler has been troublesome for some time. 1. water pressure goes high ,... [Read more]
Mend Heating, Home Heating Systems

Baxi 105e problems?

I have a baxi 105e with problems. When running hot tap, boiler would deliver then eventually go to lock out. H... [Read more]
Mend D.I.Y, Plumbing

pipe size?

if my boiler was fitted with 15m supply origanally and i changed it to a 22m supply would it make my boiler ov... [Read more]
Mend Heating, Home Heating Systems

how can i fix my boiler?

i have a baxi combi 105 HE which heats water to taps but wont heat the radiators.i have recently changed 2 rad... [Read more]
Mend Heating, Home Heating Systems

RC1 and WR1 thermostat keeps switching to alarm, despite constant resets!?

Hello, I hope someone might be albe to help me. I have noticed that my heating alarm LED keeps coming on a... [Read more]
Mend D.I.Y, Plumbing

Permanent F5 fault?

I have a Glowworm 18hxi boiler with a Systemate 2000 Gledhill system. Boiler keeps failing with F5 fault. Ha... [Read more]
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