How to mend ... Central Heating Replace

Baxi 105HE Heating fault?

I have a Baxi 105HE combi boiler. When the hot water is in demand the boiler will run ok no matter how many t... [Read more]

BAXi 105e Noisy Pump?

Recently when Central Heating has been running for a while there is a very loud noise coming from boiler. I th... [Read more]

How do I replace thermocouple on Johnson & starley J25-32 Mk3 modair flow?

This thermocouple is for the hot air central heating. The thermo for the hot water is OK. When I light the pil... [Read more]

tank of hot water but no central heating?

the hot water switch starts everything working and heats a tank of water, plus one radiator! however, the cent... [Read more]

stop water on c heating hot water tank so can replace seal?

how do i stop water from coming into central heating hot water tank again once drained so i can change seal

Worcester 350 Combi mains fuse blows?

The two amp mains fuse on the 350 combi board near the mains input connector has blown. Replacing same all ok ... [Read more]

No hot water except when rads are on?

Unless we have the central heating switched on, we cannot get any hot water on our Ravenheat RSF 820/20T. Wha... [Read more]

worcester bosch 28i junior?

i can only get hot water from my boiler if the central heating in on if heating is off and i open hot tap boil... [Read more]

How can I replace Halstead fine gold combi boiler's diverter valve ?

There is no hot from the tap or shower, the central heating seems to work fine and it sounds like the diverter... [Read more]

how to replace pressure relief valve worcester 24i combi boiler?

When turning on central heating the system pressure increases to maximum. I think the pressure relief valve is... [Read more]

How do I fix my central heating pump?

Central heating not working, pump making funny noises. Is it best to replace the pump? I can get a new pump bu... [Read more]

my pilot light will not stay lit on my gas heater?

any ideas my pilot light will not stay lit i have a johnson @starley 25-32miii gas central heating boiler it b... [Read more]

Grundfos Selectric UPS 15-50 pump?

The pump has been 'jamming' for the central heating for a while, necessitating a good whack to get it started,... [Read more]

Curing a seeping Sunvic Thermostatic Radiator Valve?

I have recently discovered that one of my TRV's appears to be seeping from the centre spindle when the central... [Read more]

Why is my central heating boiler not igniting?

I recently had a new kitchen fitted with new gas appliances where before it was electric. The gas engineer the... [Read more]

NOISE FROM BOILER?

NOISE FROM MY NEIGHBOURS CENTRAL HEATING FLUE DRIVES US MAD. THEY HAVE AN ARISTON COMBI BOILER - IT FIRES UP ... [Read more]

Glow Worm Compact 75p pressure build up?

When i turn on my central heating after about 15/20 mins when the system and radiators are hot the pressure ga... [Read more]

Myson Apolo 30s does this use 240v mains switching?

I have had to replace the main timer on my central heating system. I have gone for a siemens RWB7 electronic t... [Read more]

Water pressure keeps increasing?

symptoms are; bar rising from 1.0 - 3.0+ filling loop removed. draining rads of approx 2-3 litres of wat... [Read more]

Why do the diaphragms in my Vokera XL80sp keep perishing?

Ive had the boiler for about ten years now and its been reliable apart from the main (large) diaphragm in the ... [Read more]