How to mend ... Hot Water Boiler Side

fault saying noCN optimax he 38 c?

my boiler is showing noCN on right side of clock and nothing on the other. Any help as engineer cannot call ti... [Read more]

Sime super 90 overtemp trip?

My boiler is working fine for the CH side of things. When I run hot water the overtemperture trip goes after a... [Read more]

No Domestic hot water?

I have a Glow-Worm 30ci boiler. The heating side of it works well and all radiators are piping hot, however, t... [Read more]

sime boiler freindly format 80 keeps shutting down hot water?

the light on the heating radiator side flashes from green to orange.and heater shuts itself down

Myson orion 30b?

Hi,My boiler poilet will light but when either the heating or hot water calls for a command i cannot get full ... [Read more]

No water in hot water tank?

Hi there, I have a problem... lol I'm afraid I'm going to err on the side of giving too much information... [Read more]

you may need to do drawings before you answer this one ?

This one will put you to the test…….. I have came across an situation in a pub/restaurant where I have a ... [Read more]

Boiler problem further data on earlier question ?

Thank you for your helpful responses. I have made further observations and these are as follows: I have two... [Read more]

whats wrong with my sime 80c combi boiler?

hi i have a sime 80c combi boiler my problem is that when the boiler is on water flows through the release val... [Read more]

sime friendly format 80 e pressure problem ??

hi, my sime boiler has a problem with building up pressure. the hot water side works perfectly. however if th... [Read more]

Phantom Boiler Operation at Night!?

I have a Potterton Profile 80E Boiler servicing my hot water and central heating. My timer system is Honeywel... [Read more]

How can I fix my Puma 100e combi boiler from constantly turning on and off?

I have monitored the running of the boiler for over 30 minutes and it fires up and stays on for 30 seconds the... [Read more]

cYCLING PROBLEM?

The boiler is an Ariston A27/MFFI Eurocombi. The boiler is fine on the hot water side but when the heating is ... [Read more]

How can I fix my Potterton Profile 40e boiler?

The hot water side of the central heating system works fine.But no heating,the hall thermostat works,when oper... [Read more]

How can I get the hot water hotter and not just warm?

I have a Biasi boiler?, the heating side works great but the hot water is just warm. How can I get it hotter

No heating?

My heating didn't come on this morning. The thermostat was on high, but the boiler wasn't doing its thing. ... [Read more]

potterton combi 80 boiler ?

my potterton combi 80 boiler heating side is not working. the water is very very hot

How can I fix my Potterton Performa 24i HE?

The boiler will not produce hot water unless it is reset or switched on off and on again or switched to hot wa... [Read more]

New Boiler or repair which will be my best route?

I have a worcester greenstar combi boiler, it was fitteed when I purchased the house 18 months ago, although o... [Read more]

Vokera 20-80 R.S. Flowmatic - Looses pressure and dripping water?

Hi We have a Vokera 20-80 R.S. Flowmatic combi boiler and for quite a while now (easily over a year) the pres... [Read more]