Unanswered Questions

Heating, Home Heating Systems

whats wrong with my drayton tempus 7?

got a very old (20 years) drayton tempus 7 and it stopped working so i replaced the 9v battery and thought it ... [Read more]

is my Digistat RF1 faulty?

Our central heating pump did not work, but when i lowered the temperature on the digistat it appeared to cut i... [Read more]

my f1 f2 fuse keep blowing up don't the problem?

my boiler keep cutting off no power. but power is restored when i change the f1 and f2 fuse. it cuts off again... [Read more]

ferroli optimax he plus 38 c how do I raise pressure to 1 - 1.5?

have tried to increase pressure to 1 - 1,5 due to fault F37 turned both black knobs but no difference there ar... [Read more]

water leak from rear?

refilled boiler but keeps leaking

how to fix ferroli problem?

i have a ferroli 77ff and there is water coming out ofthe auto air vent hoe can i syop this

gas supply light flashes?

the vizo boiler worked well for the summer,now the boiler goes off with the gas supply light flashing,it will ... [Read more]

water leaking?

Hi i have a problem with my greenstar 12ri boiler the problem is where the 2 dials at the front are water is d... [Read more]

ls 80 t won't fire up?

Have a Ravenheat LS80T, we have no hot water or heating, it will not fire up,, fan goes round & can hear igni... [Read more]

Heatslave 15/19?

boiler is on lockout, i have checked instructions and found a small red button under the front cover, i have p... [Read more]

How can I fill system pressure loop?

I have MAIN COMBI 24 HE boiler. When I dont use it, pressure stay in 0 and when I use hot water it goes up to ... [Read more]

sime fomat 80e boiler?

pilot light keeps going out when the hot water and central heating are on toghether , the overflow is always r... [Read more]

m44/54c boiler?

Why does my boiler fire up only when it wants to. And sometimes never at all.

how can i replace a thermostat?

can i change a radiator thermostat without draining down the whole system?

ferrol ff77 heats up rads to worm then clicks on and off every 10 mins?

i did replace fan and air flow switch about 6 years ago they could be wareing out again they are working ok b... [Read more]

How do I use RFTH1 thermostate ?

How can I set RFTH1 to come on twice a day?

combi problem?

i have a potterton performa 30 he boiler and the heating comes on when the thermostate is turned off

How can I fix my Vaillant VCW combi boiler?

we have hot water but no heating

Loud buzzing on ignition.. Ideal Mexico Floorstanding Boiler?

A friends boiler emits a loud buzzing (sounds electrical) when the boiler is trying to light, sometimes for a ... [Read more]

How do I alter the clock on Potterton central heating sensor?

How do I alter the clock on a Potterton central heating sensor