How to mend Pressure Valve Heating System

Ferolli optimax He31 c d1 fault code?

Hi there. I am showing d1 on the display of my ferolli optiamax 31c he boiler. I have hot water (which is now... [Read more]

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Pressure constantly dropping and then the heating will not operate?

The pressure is set at approximately 1.5-2.0 bar. Over a period of 3-4 days the pressure drops to below 1.0 b... [Read more]

problem dry fire baxi 133he plus?

i own a baxi 133he plus which has worked fine all day then all of a sudden when i turned the heating up it wen... [Read more]

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Loss of heating water?

When I top up the system to 1.5 bar the water is thrown back out the pressure valve when the boiler runs up to... [Read more]

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Vokera 24 losing pressure?

I have a vokera 24 combi that seems to be losing pressure. I pressurise the system to 1.1bar and while the he... [Read more]

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Grant outdoor combi 90 v3?

My sealed system loses pressure when I run the hot water. When boiler cuts in the system builds up pressure ag... [Read more]

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Heating System?

The pressure on our heating system keeps falling below 1 bar every couple of months. We need to open a valve t... [Read more]

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baxi 105e combi boiler?

boiler wont modulate when central heating is on causing pressure to exceed 2.5bar, is it the electric safety s... [Read more]

hot water heat pressure on 2# should be 12#?

Repaired a pipe on my H/Water heating system. Boiler type Weil-MclaLain. Worked well for 30 years. Now hav... [Read more]

Ferroli Optimax - no hot water ?

Hi, I hope someone can help me. I have had no hot water or heating for over 5 weeks. I have boiler cover thro... [Read more]

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Lock out problem with vaillant turbomax plus?

My turbomax plus 828e locks out under the following circumstances.1 If I draw hot water when the boiler is co... [Read more]

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bosch zwb7-32 rd532 condensing boiler?

the pressure guage on the boiler keeps going to 3 & water keeps dripping out of the relief valve.I have draine... [Read more]

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jaguar combi 23?

was having problem with boiler not changing over from heating to rads, have changed diaphragm in diverter valv... [Read more]

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dropping pressure on Vallaint 242E?

I have a Valliant TURBOmax VUW 242 E on which the water pressure is continually dropping. At first I thought t... [Read more]

Suspect radiator stat valve?

I have a radiator that was always on despite turning down the stat valve. I suspected that the valve mechanism... [Read more]

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Pressure fault on Worcester 28Si II?

Hi. I'm repairing my boiler after it froze. I have the central heating working now (pump and flow sensor damag... [Read more]

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hot / cold water?

SIME Format Freindly 80e Hot water runs red hot then luke warm then red hot again just keeps up/down with t... [Read more]

Glow worm 35 ci combi dripping ?

Hi i have recently replaced a broken bleed valve on a radiator which caused the pressure in the boiler to redu... [Read more]

B&Q Silverstar Boiler, main fuse blowing, losing pressure slowly?

Hi - All help is greatly appreciated as I am lost at the minute with this problem. My Boiler stopped workin... [Read more]

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Why is my central heating system over pressurising?

Why is my central heating system over pressurising? I woke up this morning to hear water running! on investi... [Read more]