How to mend ... Ch Not Working

CH boiler not working correctly?

The boiler fires up OK to heat the rads and water but the gas cuts off after 10/20 seconds then fires up again... [Read more]

Worcester Danesmoor oil boiler venting hot water to expansion tank?

I have a Worcester Danesmoor Utility 26/32 oil fired boiler on a vented CH/HW system. When the boiler is runni... [Read more]

Heating not working on BG RD532?

Hot water is fine but the CH is not working, error E9 shows up, what part do I need to replace?

Worcester Bosch Greenstar 40 CDi fault?

CH on my 3 year old Worcester Bosch Greenstar 40 CDi Combi boiler has stopped working. The antanna, colon and... [Read more]

Rayburn Driven Central Heating Problem - Upstairs Cold?

I have a Rayburn Gas CH system with a seperate pump. The cooker / boiler is in the basement kitchen with 3 ra... [Read more]

Vaillant VCW GB 242EH combi boiler?

CH flame failure due to low water pressure. re- pressurised but wont ignite. pump , fan & DHW working OK

potterton performer 24kw HEcombi?

Hello ,is there any quallified heating engineers out there who may know wat this fault is. no hot water,the p... [Read more]

Heating system not working correctly?

My central heating system is causing me problems. The boiler fires OK, but I can only get hot water. The centr... [Read more]

The rads are still not heating up after suggested fix work?

I asked the question of why the downstairs rads were not heating up and i was advised (by peccavi) to turn off... [Read more]

boiler will not light?

i av a myson apollo 30si was working then stopped will not ignite on hw or ch

2009 - Do I still have to drain the whole system to replace TRV?

Recently had CH system chemically cleaned and flushed through which was very successful. Following this four T... [Read more]

Hot Water But No CH Poterton Neataheat Profile 30e-80e?

In addition the my previous question (with same title), I managed to get the Central Heating (CH) working for ... [Read more]

Hot Water but no CH Potterton Netaheat Profile 30e-80e?

In the last day or so we have noticed that we are getting hot water but no Central Heating (rads are cold etc.... [Read more]

ferroli domicompact f 30 b hot water works fine but ch wont work?

It will run for 15 min when test programme is run but wont work on timer or on overide, was working fine until... [Read more]

how can i fix my powermax he 85?

status code A15 CH pressure loss ,if using just hot water all good but once i'll switch on CH ok for less than... [Read more]

Hot water ok but what's wrong with central heating?

That time of year to turn on central heating. Hot water been working fine all summer, tried CH today but no jo... [Read more]

Potterton Prima 40C - Pilot light on, no fan/main burner?

Help! No heating! It was working perfectly until yesterday. The pump's working ok, and comes on when the CH... [Read more]

Halstead High Ace Boiler HW & CH Problem?

Hi, I am at my wits end and need help as winter set in with 3 children. My boiler has played up for many yea... [Read more]

pressure loss in my Vaillant boiler?

my vaillant boiler model VC GB 242 EH is installed as a pressurised central heating & hot water system. The... [Read more]

Baxi 105HE CH & HW problem. please assist?

The boiler will sometimes fire up for c/h and h/w but not all the time. No flashing fault lights. Have tried r... [Read more]