How to mend Water Hot 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]

MORCO feb 24 Boiler heats ok but locks out when temp reached?

I have a fault on my Morco feb24e boiler central heating - it's failing with fault code (no flashes) which say... [Read more]

Potterton Prima 80F - no hot water?

Help, my Potterton Prima 80 F has just started producing very luke warm water. The central heating system is s... [Read more]

isar HE30 no display on user control?

The display on our isar he30 user control is blank. The heating and hot water still works so I'm not so sure i... [Read more]

Glow Worm Swiftflow 80?

Everything works properly when turning on Central Heating and or Hot water when getting in from work. However ... [Read more]

1

Vaillant ecoTec 831 I have hot water but no heating?

Please help! Our heating has suddenly stopped working. The display shows that the internal pump is running, ... [Read more]

2

grundfos selectric 15-50?

Central heating working ok but hot water only luke warm. Large screw ! in center of pump is pointing to '130'... [Read more]

2

Condensing boiler overflow dripping?

We moved into a newbuild 18 months ago but over the last 2 months the overflow pipe to my boiler (located dire... [Read more]

1

Does my boiler need it's gas pressure adjusting ?

My Sabre 35 Combi boiler fires up ok when i turn on the hot water tap, but the water has to run for ages befor... [Read more]

3

Glow worm 100E small burner flame, now hot water?

Hi, i hope you can help me with a problem that is just baffling me. I have a Glow worm 100E that has heating ... [Read more]

Potterton performa central heating problem?

Hello, everybody. Since I dont want to be tricked by any plumber who might visit me in the future I'm looking... [Read more]

Permanent F5 fault?

I have a Glowworm 18hxi boiler with a Systemate 2000 Gledhill system. Boiler keeps failing with F5 fault. Ha... [Read more]

1

How to isolate hot water taps in combi boiler system?

What to do before replacing hot water tap washer in combi boiler system

2

Radiator problem?

Can anyone tell me why when my gas ch system is set to hot water only the upstairs radiators come on too (this... [Read more]

How can i fix ?

I have a worcester 24i Junior After about 15 minutes of having the hot water & heating on my fault indicator... [Read more]

6

Ideal Combi Logic boiler "L3" fault. ?

Whenever the temperature knob is turned up higher than half way, the boiler shuts down, flashing L and 3. Have... [Read more]

Prima f, how to refil cylinder ?

Had to drain prima f system because of bust radiator pipe. Fix radiator pipe. Checked small black tank in lo... [Read more]

when I turn the mixer tap to full hot water, it goes cold?

Hi, I have a Santon premier plus unvented hot water system, it used to run fine. But now when I turn the mixer... [Read more]

2

Greenstar CDi combi boiler overheating?

Hi, Greenstar CDi combi boiler 3 years old. Top floor radiators cold so bled, this dropped water pressure to z... [Read more]

2

the hot water is ok but no heating?

the hot water system is fine but no heating not even when overriding the programmes tried re-programming and s... [Read more]