How to mend ... Hot Cold Water Heating

Burner will not ignite on our Worcester Greenstar 12Ri Boiler ?

Our boiler has been perfect, I re-programmed the timer to come on for less time whilst we went away on holiday... [Read more]

Mira essentials 9.5 no hot water at all COLD?

Hi turned my mira essentials shower on and there is no hot water at all only cold water could it be the heatin... [Read more]

How can I fix my Baxi Combi 105e?

The boiler (about 7 years old) loses pressure quite regularly and I now know how to increase this, but I am ha... [Read more]

Pressure Drop?

I have a Grant Combi 90 Mk II boiler and approx 5 years ago had a tiger loop (GOK GS2000) fitted internally ne... [Read more]

vaillant cant see model number?

central heating working fine but hot water runs cold after a short while.

no hot water?

hi again sorry about that i got a heatline combi 24 get heating but when open a hot tap water is cold cheers... [Read more]

help with oil burning boiler?

we have had it up to here with this oil burning boiler we have. for 5 weeks we have iregular water and heating... [Read more]

red light compact 100e?

boiler fires up sometimes from cold if not red light shows it also does it when hot and it is only the heating... [Read more]

How can i fix glow worm 30 cxi combi boiler ?

Can you please advise me. I have f5 in red flashing on boiler. heating was fine earlier, then turned on hot wa... [Read more]

Potterton profile 100E?

Hi, My gas has been turned off for the summer, now it is cold I need the heating and hot water back on. I've t... [Read more]

lost manual F22 and F25 codes?

Hi, can anyone help? New boiler working fine on the hot water side ..now have tried to put on CH..fine for x2... [Read more]

worcester bosch boiler - pressure problems?

COLD- pressure is less than 1. demanding hot water trips the boiler. I turn the central heating on and the... [Read more]

how to fix my reno HE30C combi series johnson & starley ?

my boiler is all on. my hot water is fine. but when i flick the switch up to put central heating on its not tu... [Read more]

ravenheat csi primary aaa ?

boiler fires upfor about 1 minute then shuts down for 10 mins then fires up again from cold its a new boiler b... [Read more]

vaillant ecomax 824e flashing e20,e13,f20. How to fix it?

Thing is, that my boiler (which is vaillant ecomax824e) use to go through these codes e20 and then f 20, or e1... [Read more]

how can i fix my aqua tronic w7500 shower?

I have the heating dial turned down but the water still comes out really hot then goes really cold then hot ag... [Read more]

saunier duval F30E therma condens boiler. hot water not working ?

I have a f30e therma condens boiler, in the summer i had hot water great but i turned on the heating the other... [Read more]

Programming Honeywell CM921?

Hi: The heating engineer installed this unit during installation of a new boiler. This is a 1 day wireless pro... [Read more]

Glow Worm Compact 80E switches on without the tap !?

This morning I heard clicking and went to the boiler and noticed the domestic water heater switches on and off... [Read more]

no hot water evrything fires up?

Hi need help. Iv`e got a sime super90 I fitted a new diverter valve and micro switch about 8 months ago. Ever... [Read more]