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Mend Heating, Home Heating Systems

boiler pressure too high, semia condens F24 E G.C. 47-920-51?

how do i lower the pressure (3 bar) of my saunier duval semia condens F24 E G.C. 47-920-51?
Mend D.I.Y, Plumbing

High Pressure?

Hi, I have a Alpha 240E combimax boiler. The boiler pressure remains very high (around 4) despite draining w... [Read more]
Mend Heating, Home Heating Systems

How to pressurise expansion vessel?

Vaillant Combi boiler VCW 282 central heating expansion vessel needs to be re pressurised as it is causing hig... [Read more]
Mend Heating, Home Heating Systems

heatline condensing boiler?

When the heating is on , the water pressure rises from 1.2 bar to 3.0 , the window flashes blue with code FO 3... [Read more]
Mend Heating, Home Heating Systems

my halstead ace high boiler does'nt let regulate the heating water ?

a couple of wks ago when i turned the heating on the pressure would start on 1 bar as normal and to 2.5 bar wh... [Read more]
Mend Heating, Home Heating Systems

F40 on ferroli optimax he 31 boiler?

I'm in a rented property with prepaid gas meter. My gas supply ran out and I found a error code A01 in my Ferr... [Read more]
Mend Heating, Convector Heaters

poiler prussre is too high?

I have a Vaillant eco Plus 837 boiler, the problem I'm having is that the pressure reach 3.4 bar, I tried t... [Read more]
Mend Heating, Home Heating Systems

Water pressure on vokera nynute 24 is too high?

The water pressure on my boiler is up into the red is there anyway of reducing the pressure, is at 3 bar where... [Read more]
Mend Heating, Home Heating Systems

combi boiler heating?

i have a heat line solaris 3 boiler it keeps flashing low pressure of between 0.6 and 0.9 bar so i top it up t... [Read more]
Mend Heating, Home Heating Systems

Boiler pressure keeps increasing?

Hello, I have a Worcester Heatslave 15/19. When the central heating is switched on, the pressure rises.. I ... [Read more]
Mend Heating, Home Heating Systems

High Pressure on Vokera Linea 28HE Boiler!?

How do i reduce the pressure on a Vokera Linea 28HE boiler? The pressure should read betwen 1.0bar and 1.5bar... [Read more]
Mend Heating, Home Heating Systems

Boiler fires up but sounds too explosive?

I have a Ideal Standard E Type CF Conventional Flue gas boiler. Model no "GC41 399 57" Lately the gas is tu... [Read more]
Mend Heating, Home Heating Systems

how do i get my pressure up on my ideal isar combi boiler,to get my heating?

the pressure gauge has dropped on my combi boiler, i have connected the lead onto the taps and opened the valv... [Read more]
Mend Heating, Oil Filled Radiators

Heating?

Hi My oil fired boiler starts and runs for 20 seconds then goes to lock out. When the lockout is reset it wil... [Read more]
Mend Heating, Home Heating Systems

How can I fix my Halstead Ace high Combi boiler?

Pressure in the central heating system is dropping with no apparent leakage
Mend Heating, Home Heating Systems

worcester 24i - too high and too low pressure?

hi. i have a problem with my boiler. when i open that filling loop, it fills the boiler but the pressure go... [Read more]
Mend Heating, Home Heating Systems

Wickes lw50ci combi boiler - pressure too high?

I have a wickes lw50ci combi boiler A flexicon (Ithink25Ltr) expansion-pressure unit - This is reading at jus... [Read more]
Mend Heating, Home Heating Systems

pressure on vaillant ecotec pro28 boiler?

I have a vaillant ecotec po 28 boiler in my new home, which produces gallons of hot water, but as son as I tur... [Read more]
Mend D.I.Y, Plumbing

problem with water pressure on pressure guage?

my alpha h e cb 25 boiler water pressure is very high (4bar) what can i do to cure it ..thank you
Mend Heating, Home Heating Systems

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]
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