How to mend ... Boiler Hot Circuit

4

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]

9

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]

3

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]

1

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]

1

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]

2

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]

8

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]

2

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]

5

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]

3

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]

7

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]

4

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]

2

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]

2

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]

1

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]

2

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]

1

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]

2

Potterton Envoy 80 working erratically?

My boiler, a Potterton Envoy 80NG, would heat up but there was no certainty that it would remain hot. I fiddle... [Read more]

2

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]

4

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]