How to mend ... Every 20 Seconds

my sime boiler flame goes out but the pump is stil running?

the flame comes on for about 20 seconds and then goes out but the pump is still running ,it stays lit if the h... [Read more]

Potterton 80e Combi heating system on/off?

My boiler keeps coming on & going off , flame light is coming on and boiler runs for approx 30 seconds then go... [Read more]

Valliant Turbomax 282E Hot Water Cycling on & off?

When I draw hot water, the boiler comes on normally and heats up the water for about 15 to 20 seconds then cut... [Read more]

Potterton Suprima 50 cuts out soon after ignition of main flame?

I fixed the 'lock-out' problem last year by resoldering all the suspect joints on the PCB. After working OK f... [Read more]

Sime Format 100c Making tapping noise then the boiler cuts off?

My boiler has starting making a strange noise for central heating only? It was a loud tapping noise, i turn... [Read more]

ravenheat csi85 wont fire up?

switch boiler on fan and pump switch on but no clicking noise from pilot. after 20 seconds or so orange light ... [Read more]

Pilot light not staying on?

Saunier Duval Theila 23 The pilot light lights up when you press the on button and wait the 20 seconds as rec... [Read more]

hot water is running warm/cold?

I have a potterton performa 28i combination boiler less than 5 yrs old. Worked fine until few months ago. Call... [Read more]

Ideal Elite wall-mounted gas boiler pilot light will not stay alight?

My Stelrad Group Ideal Elite model gas CH boiler pilot light starts immediately the ignition switch is pressed... [Read more]

Vokera Excell 80 SP?

When we run our shower at home, it switches between hot and cold water every 15-20 seconds or so, and has been... [Read more]

Lighting Baxi WM532 RS CHP?

Hi there, I am wondering if you can assist me, I have been trying in vain to relight the above model boiler. T... [Read more]

protherm 100e combi boiler?

the central heating is ok, but turn on hot tap and after about 20 seconds boiler stops, and then starts again,... [Read more]

Worcester 240 Boiler wont run shower, yet heating and taps fine?

Every time we turn the shower our Worcester 240 combi boiler either ignites and then cuts off 20 seconds later... [Read more]

Ravenheat CSI 85 - burner cycles on / off?

I had a problem with this previously - I had somehow accidentally released the water pressure. Anyway after a... [Read more]

Ravenheat 820 won't re-light for longer than 30 seconds. What should I do?

My Ravenheat RSF 820/20 gas combi boiler will fire up for a short time then it goes out and even the pilot lig... [Read more]

How do I change the thermocouple on Glow-worm fuelsaver mkII?

Pilot light lights okay but when i turn knob to "on" the pilot light goes out. In the past it has needed me to... [Read more]

HOW CAN I FIX MY VAILLANT COMBI BOILER?

WHEN TURNING ON HOT WATER THE BOILER FIRES UP THEN AFTER 10-20 SECONDS THE BURNER GOES OUT AND THE RED BURNER ... [Read more]

why wont my boiler stay lit?

when i light my boiler after 20 seconds it just cuts out completely....why?

potterton puma 80?

I run my central heating and the boiler ignites for about 20 seconds then stops. it will not run again for a l... [Read more]

problem with sime friendly format 80e?

boiler runs for about 15 to 20 mins o.k after it stops for a rest the boiler restarts for about 5seconds then ... [Read more]