How to mend ... Pressure Switch Boiler

baxi solo 2 pf boiler wont fire?

boiler wont fire unless clips on inner cover are released, fan replaced 6 months ago, this week replaced pcb,... [Read more]

glowworm compact?

Boiler fires up for about 3 seconds and then goes out,Hot water is fine but no heating. Already had the pressu... [Read more]

How can I reduce the level of water pressure?

I have a Vokera 20/80 Flowmatic combi. boiler. The pressure gauge drops frequently and when I refilled it last... [Read more]

worcester bosch 24i intermittent ignition?

Hi, My WB24i has an intermittent ignition fault developed over the last few weeks. the DHW demand seems ... [Read more]

halstead ace high boiler?

i am a hvac engineer and i have a pressurization problem with my boiler at home, i fill the boiler to 1 bar pr... [Read more]

How do I solve my Worcester 28i boiler problem?

Worcester 28i combi boiler fault - The boiler will only fire when the flue is completely removed. I've checke... [Read more]

modena 102 combi flame failure?

this boiler is 10 years old and now the flame fails on a reqular basis whether using HW or CH. The fan has bee... [Read more]

Vaillant TurboMax Diverter Valve problem?

I'm sick of repairing this TurboMax. First, a history of problems. The diverter valve, then a switch on th... [Read more]

cant start ravenheat condensing primary boiler?

The boiler is under 2 years old,green light comes on when heat is called for and thats it.Fan spins for about ... [Read more]

Prima 50 F?

The fan runs but the boiler does not fire, I suspect it could be the pressure switch ?

myson apollo 40si keeps cutting out, I thought it maybe the air pressure sw?

Myson apollo 40si keeps cutting out. I thought it was the air pressure switch as unable to get it started. The... [Read more]

Hi dianne, what did you do to increase the pressure?

I have no idea what to touch to increase the pressure in my combi boiler 28i - it is at 1bar when heating on (... [Read more]

Potterton 16/22 - won't light?

Hi there, Yes it's an old boiler, but there's not money to change it or even call anyone out. I'm on the ve... [Read more]

Vallant TurboMax 828E?

My boiler which is 3 yrs old takes several mins before I get hot water from the tap. I have replaced the diver... [Read more]

halsted ace high?

Please advise me, my boiler both heating & water seems to have a mind of its own,, it chooses to come on when ... [Read more]

Problem with Britony combi se 80 low water pressure CH?

Pressure switch tested ok as it makes a circuit the P.C.B has been changed with a brand new board but the same... [Read more]

Baxi 105HE How do i release the pressure?

I want to change a radiator how do i release the pressure i believe there is a switch, knob on the boiler whic... [Read more]

how can i test a low water pressure switch on an ariston boiler?

how can i test alow water pressure switch on an ariston microsystem 21rffi

how can i fix my ravenheat csi85a boiler?

i have just had a new pressure switch fitted but the burner will not ignite pump and fan running ok it will ig... [Read more]

Ferroli Maxima 35C water pressure switch problem?

I have a Ferroli Maxima 35C that keeps getting F37 faults. British Gas changed the electronic water switch 3... [Read more]