How to mend ... Ch Hw Help

ideal classic boiler?

my ideal classic boiler ff270 fires up even when no heat is called for. i.e. when the programmer for the ch an... [Read more]

Why does my Potterton Profile 80el fire up intermittently?

I have a Megaflo installation and the boiler is Potterton Profile 80el. Over the last few days the boiler has ... [Read more]

ariston microgenus 23mmfi no ignition?

When demand for ch /hw? boiler will go through all sequences, opening gas valve to soft light 5mb, but there ... [Read more]

baxi 105e no ch or hw?

Hi peeps, boiler kicks in for a second and then goes off and temp lights flash staying on 80? Any ideas p... [Read more]

vaillant gb 242 eh - what should water level be? please help?

Hi The Ch and HW keeps cutting out as pilot wont ignite.looked at the water guage - red and white hands - whi... [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]

heating still on!?

I ve got a potterton suprima 30 with EP2002 control panel. The HW slide is set to timed and the CH slide is se... [Read more]

Vokera 80SP question?

The boiler works fine both HW and CH, but the operation sequence seems not quite right. When CH is selected, i... [Read more]

could it be a thermistor?

trying to find out whats wrong with my vokera option combi, it fires up on hw then trips out, the water then g... [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]

new valve and pump fitted heating fine no hot water?

Just had an engineer to fit a new c/h pump and 3 way honeywell v4073a motorised mid position valve to a combi ... [Read more]

Ferroli Domina 80 problem Tech help needed?

Hi I have a domina 80 combi that wont fire up for either hot water or ch. If you switch HW on the demand light... [Read more]

Ferroli Optimax HE 38C No CH and HW switching on/off?

The boiler will sit waiting for HW demand, will supply HW mostly but sometimes display just goes off (so does ... [Read more]

CH & HW lights flashing on Worcester 400 Highflow combi?

The CH and HW lights are flashing. Sometimes if you turn the HW temp dial up then down again the HW one stops,... [Read more]

Ideal Classic RS 60?

Pilot is alight, CH indicator shows red when 'On' selected OK, but HW indicator will not show red when 'On' se... [Read more]

How can I fix my Maxi 105e?

When I switch on to heating and Hot water (CH & HW) The supply light is on, The CH &HW light is on.The Pump ... [Read more]

Need a part no for a slide switch on Potterton Programmer?

We have a Potterton Programmer. There are two slide switches on the face of the programmer - one for HW, one f... [Read more]

What causes the 2 amp fuse to blow on Ravenheat LS100 T?

What can cause the 2 amp internal fuse to blow on the Ravenheat LS 100 T? I turn on the boiler for either HW ... [Read more]

Why doesn't my Worcester Junior 24i fire up immediately?

Boiler is 5 years old and serviced yearly. Lately it does not fire on demand CH or HW. Fan comes on as does ... [Read more]

why does my boiler fire up on its own?

I have a worcester greenstar 28ijunior boiler and every so often it fires up on its own(ch not on, no hw deman... [Read more]