How to mend ... Pump Boiler Pressure

no heating or hot water?

My boiler was working fine untill i moved it from the kitchen to the loft to free up space. Now when you turn ... [Read more]

glow wormcompact 80e?

replaced water pump+ diaphram housing,all working fine except pressure right up on hot water flow,going throu ... [Read more]

VOKERA 20-80 RS WILL NOT FIRE????

I have a vokera 20/80 RS combi. We ahve just had a power cut and now the boiler wont fire. HELP? The pilot li... [Read more]

having problems with sime format 80 c boiler?

I have changed the diverter valve and water adjuster valve and the led light now flashing to say check smoke p... [Read more]

Worcester Bosch 240 RSF not firing?

Worcester Bosch 240RSF combi boiler. Soft water, high mains pressure. Here's the problem: I had replaced th... [Read more]

low pressure light on?

glow worm compact 80e , 2bar on pressure gauge but low pressure light staying on and boiler going to lockout. ... [Read more]

grant 70/90 outdoor, sealed system boiler?

I have been losing pressure and some water from system for some time now could'nt find a leak any where indoor... [Read more]

Help Main 24 HE?

Pump runs Fan runs Sure air pressure switch ok Ignition modual is ok will fire 1 out of 10 times . Boiler 2ye... [Read more]

My Worcester 24i Combi was working perfecly until I ran hot water tap?

Last night my Worcester 24i Combi was working O.K. until I turned on a hot water domestic tap. However, after ... [Read more]

ferroli combi boiler Pressure?

I re-pressurised my expansion tank about 18 months ago using instructions below:- 1. Switch off the boiler.... [Read more]

Why does my boiler stay alight?

my boiler stays alight after the programmer has switched off the pump then turns off but boiler keeps on going... [Read more]

fixing a fault on baxi combi boiler?

my baxi combi instant 105e boiler stopped working. fault on pump or low system pressure indicator is flashing... [Read more]

my vaillant VCW GB 221 boiler won't ignite?

I have an old Vaillant VCW GB boiler ( don't know the exact model could be 221 240 or 280h) the boiler won't i... [Read more]

ravenheat rsf100et no hot water or heat?

i came to fault find on this boiler, pump runs, fan runs, pressure switch ok boiler lights on pilot light and ... [Read more]

How fix Worcester Bosch 537i Combi Boiler?

Domestic hot water works OK Central heating not working. If I switch off and on again can hear water pum... [Read more]

boiler fails to fire up?

when first trying to fire up green light appears but no red ,after touching several parts within the casing wi... [Read more]

hot water pressure on vaillant ecotec plus 615?

i have replaced a tap washer on a hot tap & had to drain the water tank. Boiler pressure appears o.k but now h... [Read more]

Vokera boiler works in heating mode but not Hot water only mode?

I have a problem with my boiler it is a Vokera 20-80 RS flowmatic. The flowswitch tries to move but does not o... [Read more]

Pump runs continuously?

I have a Potterton Suprima boiler with a Megaflow unvented mains pressure water heater. The pump has been runn... [Read more]

how can i fix my ferolli optima 701?

my pilot is on but when i turn tap or central heating on the boiler will not fire. if i pull clear tube off le... [Read more]