How to mend ... Hot Water Boiler Circuit

Brotony Combi SE, flashing 60 light?

According to the 'helpful' manual, it says the 'ionisation circuit board is faulty' So, which ones that. We... [Read more]

hw only works when ch is on?

We have a Potterton EP2000 contoller but that seems ok. I think I've isolated the fault to the diverter valve... [Read more]

Boiler fires up when demand for hot water but doesn't when demand for C/H?

I have a Potterton Netaheat Profile 80e boiler, Honeywell V4073A mid-position valve, Honeywell ST699B programm... [Read more]

Ravenheat Fan Combi Boiler CSI85?

We have a Ravenheat Fan Combi Boiler CSI85 which we are having problems with. It seems to go through its cycl... [Read more]

Pipework Mix Up?

Hi there I recently relocated some pipework so that I could fit more ceiling joists to reinforce our loft conv... [Read more]

Water hot in pipes but nothing out of taps?!?

Hi there, the hot water just stopped when I was in the shower and now nothing comes out of any how water taps ... [Read more]

re boiler noise?

The 22ml heating circuit pipes get hot as well as few rads before the boiler sounds like a kettle about to bo... [Read more]

Baxi 105E?

When I turn on the hot water the boiler lights up but after about a minute it shuts down and then relights whe... [Read more]

glow-worm flow switch problem and leak?

i have a glow-worm swift flow 100 and two separate problems. the first is the pressure loss, it after the heat... [Read more]

Glow worm compact 100e combi - red light on when cold?

When our Glow Worm Compact 100e combi boiler is cold (i.e. first thing in the morning), the red warning lamp l... [Read more]

Fixing a Saunier Duval SD 623?

I live in France but have not had any success finding an answer here. Irregularly the boiler fails to restar... [Read more]

Ravenheat CSI 85 no DHW unless CH on?

Hi, I have a problem with a Ravenheat CSI 85 (18 months old) which will only give DHW when the CH is on. ... [Read more]

vokera options boiler fault ,please help?

my vokera options boiler cuts out after 10-15 seconds ,the flow pipe at the boiler gets very warm but rads not... [Read more]

Is the Heat Exchanger at Fault?

I have a Vokera Option Boiler A Engineer told me that the hot water circuit was leaking into the CH system ra... [Read more]

Glowworm back boiler & open fire Problems with lighting & Dust?

We have had our glowworm inset bbu50 open fire and back boiler for 7 years. We have had numerous problems, 2 ... [Read more]

Potterton combi 80?

I have a pottrton combi 80 boiler. The hot water is fine. The central heating will fire up but after a coupl... [Read more]

Worcester Bosch Combi 350 Boiler keeps cutting out?

Hi there, We have the above named boiler and have had 2 WB technicians in this week to look at it and neith... [Read more]

F24 misbehaving?

For some time, there has been an intermittent problem of the HW tap in the kitchen failing to cause the boiler... [Read more]

Vaillant Turbomax 828 hotwater temp varying?

When using the hot water the boiler heats the water fine, but after 30 seconds the gas goes out, the water coo... [Read more]

SIME Friendly Format 100e Stop/Start/Stop/Start/Stop?

My combi boiler switches on, fan turns but no flame and so no hot water. Runs for two seconds and switches off... [Read more]