How to mend ... Flow Set Boiler

My Baxi solo 3 PFL boiler will not fire up when on central heating only ?

My Baxi solo 3 will not fire up when set to central heating only. Will fire up when set to hot water only and ... [Read more]

Unica HE boiler - hot water temp?

the hot water flow through the boiler is only warm to hot. The green led shows 31 - 36 when the bath is run et... [Read more]

how can i fix my worcester bosch 24i rsf boiler?

in need of some help with my boiler please, i cant get ch to work unless i turn the hot tap on to let the boil... [Read more]

How can I fix my Vaillant VC GB 242 EH boiler?

The gas pressure reduces just before the system reaches the set flow temperature with the result that the temp... [Read more]

MY GLOW WORM SWIFT FLOW 80 SEEMS TO WORK WHEN IT WANTS TO?

MY BOILER SOMETIMES COMES ON AT THE SET TIME AND SOMETIMES DOESN'T? THE SAME WITH THE HOT TAP IF THE CENTRAL H... [Read more]

GLOW WORM ULTRACOM 30 HXI (F5 - OVERHEAT RE-SET?)?

THIS IS A 2008 MODEL. I have had air in the system & the boiler now displays F5 & will not start. I believe ... [Read more]

Water pressure drops, water expelled through overflow?

My boiler is a Glow worm Swift flow 80e Fanned flue Combination. 10 years old but not really had much use. Ea... [Read more]

Halstead ace high burner problem?

I have a Halstead ace high combi boiler. I have replaced the diaphrams in the flow switch CH & DHW and removed... [Read more]

Worcester Highflow 400- water too hot, how can I turn it down?

Ever since installation about 5 years ago, the hot water delivered to the taps has been scalding. The hot wate... [Read more]

best flow temp?

what is the best flow temp to set my condensing boiler to?

Alpha CB28 Combi Boiler?

I have a Alpha CB28 Combi Boiler (5years old), and the hot water from the boiler seems to run intermittantly f... [Read more]

Glow Worm Ultimate control unit fails to switch off pump?

I have a Glow Worm Ultimate Boiler which has a control unit with the following code ULT 100F(its about 10 year... [Read more]

flow switch problem?

I have a Glowworm compact 100 E combi boiler, which was partially dismantled to fix a leaking hydroblock.Since... [Read more]

Failing hot water on a Saunier Duval F30E Themaclassic combi?

I have a 4 yr old Saunier F30E standard combi running on natural gas and the hot water is failing dismally. Ho... [Read more]

my central heating comes on when the programmer is set to off?

Please can some one help i have a Viallent 624 boiler with mega flow system with dual zone control, the centra... [Read more]

Overheat cut out worcester 9.24 electronic boiler?

Had no central heating but hot water ok, boiler shuts down after 2 mins, found (eventualy) that the thermocoup... [Read more]

Heatslave 15/19 boiler - keeps kicking in?

i All, We have a heatslave 15/19 which was fine until a couple of days ago. A guy came round from the water... [Read more]

Worcester 350 locks out in morning only?

Hi, we inherited the boiler with the house. Everything works very well except the first start on the time swit... [Read more]

How can I fix my Baxi Bahama 100?

I have been battling with this boiler for the past three years during which I have changed flow switches, ther... [Read more]

Baxi Bahama 100 - Pressure rising only when heating on!?

Hi, to anyone who can help me :-) I have a Baxi Bahama 100 combi boiler. Just recently, it has developed a ... [Read more]