How to mend ... Boiler Showing Manual

I have an Ariston Genus boiler. Fault showing 30 40 50, I can't find manual?

Fault 30 40 50 indicated on front. I suspect fan fault but I can't find manual to check. Hot water ok but no ... [Read more]

no hot water/heating?

Vokera compact HE boiler. The system was in workable order last thursday, I was away for the weekend till Mo... [Read more]

How do i reset my dryfus combi boiler timer?

I do not have an instruction manual for my timer. It is currently showing a day ahead. i.e. Today is Wednesda... [Read more]

raising the pressure on a Ferroli Optomax 38?

I have just moved into a house with a combi boiler. I had to remove radiators for redecoration. The boiler ha... [Read more]

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]

ferroli he25s?

My boiler has shut down and is showing a flashing red code A 26.....what does this mean as this code is not in... [Read more]

F3 fault?

Help. My glowworm 30cxi is showing an f3 fault and I can't find any info on f3, it is not in the manual or o... [Read more]

condensate tube seems to be blocked?

I had two single radiators changed to double last week and the boiler keeps going off and showing L-F alternat... [Read more]

My Greenstar 532i doesn't reliably fire up and heat the rads?

I suspect there is a problem but when we got the gas folk out before they just filled it with a bit more water... [Read more]

Central heating Potterton Promax Combi HE boiler has gone down - no heat at?

Hi, can you please advise how I can fix my central heating which has gone off and showing fault E119 low syste... [Read more]

Error code 31 for Worcester-Bosch Greenstar 30cdi conventional boiler?

Hi hopefully someone out ther can help/advise. We have a new (just over a year old) boiler. I set the boile... [Read more]

how do i fix my broken boiler?

I have a Ferroli optimax 25 c boiler, it has stopped working and showing fault code F37. The manual say thi... [Read more]

how do i fill my boiler with water?

My valliant fan assisted condenser boiler is showing as 0.4 bar in the manual it says fill with water but i am... [Read more]

Ariston micro genus HE heating failure - help?

My boiler is heating water fine, but I am getting no hearing. There are no warning messages so all looks well... [Read more]

Error F.28 on Vaillant?

No hot water from Vaillant TurboMax plus 837Eand Error code F.28 showing. I can get it going if I hold down t... [Read more]

Vailant Ecotec Plus 837 Radiator heating issue. fault 22?

Hi I recently replaced my old boiler with a new Vailant 837 combi and my heaters dont seem to be heating up, t... [Read more]

Isar HE30 problems?

We have the Ideal DH30 Isar combi heater. I am having a problem with it recognising the thermostat for the c... [Read more]

got the same problem as Dave (f & L showing)?

I've got no manual with my boiler having only moved in 2 months ago.....where do I find the condenser and what... [Read more]

Glow-worm condensing boiler model 18 hxi?

my boiler keeps locking out,the fault code showing is f9 which is not shown in the service manual,what do i d... [Read more]

How to clean the fan on my boiler?

I have a heatline solaris 34pc/30pc condesing boiler which is showing a F9 fault which means - fan is moing, i... [Read more]