How to mend Dhw Ok Ch

2

ravenheat ?

2003 LS100 CH working ok! ask for DHW the pipe from the 3 way valve up to the heat exchanger gets very hot wit... [Read more]

3

Intermittent hot water on Baxi 105e?

Hi,my boiler has developed a fault on DHW supply,when asked for hot water, system fires up runs for 30 seconds... [Read more]

100e ch not working dhw ok?

ravenheat 100e has hot water no ch has water pressure & stat clicks has had varius new parts in past help pls

fuse blowing problem sorted but now ch cuts outs dhw ok?

I replaced diverter valve as fuse was blowing out due to sort circuit on actuator. Now dhw works fine but CH k... [Read more]

1

How can i fix my Ariston A23 Mffi E Combi boiler NO DHW URGENT?

No Dhw, runs cold after a few minutes when demanded either alone or with CH demand, the burner continues to ru... [Read more]

boiler switchs itself of?

baxi 105e replaced dhw & ch temp sensors to rectify fault.....flashing light on fan display. switch of ... [Read more]

2

ravenheat csi85(T) 780series?

boiler works fine on dhw setting butwill not work on ch mode,i have tested thesummer/winter switch and is ok.h... [Read more]

alpha cb24/28?

Hi, Have the same problem as MEL JOHN (APRIL 2011). CH ok and DHW but when DHW ON ONLY-NO HOT WATER. I read o... [Read more]

1

halstead ace high problem?

Hi, I have a problem with my hot water and heating. The Halstead Ace High boiler does not come on when a deman... [Read more]

Can any body help me to diagnose my Baxi 105e please?

Hello, I have problem with my Baxi 105e. I had replaced diaphragm for DHW and it worked fine but now (after f... [Read more]

how can I fir my poterton puma 80 ?

It heats the DHW ok but when I start the CH it cuts out after 20 Seconds and shuts down even the pilot light g... [Read more]

DHW is fine but CH only runs for 10/15 sec?

Hi, i have a Chauffataux et Maury Combi 80. The CH will only run for 15 sec then go off, after a while it will... [Read more]

How can I fix my wick's combi 102?

ch works ok, dhw will fire up for about a minute then cut out, no warning lights come on. It may fire up again... [Read more]

1

ace high boiler problem?

replaced diaphram and diverter valve service kit , ch working ok , in dhw only mode both central he... [Read more]

Combi Boiler CH ok but no HW?

I have an old oil-fired Firebird C20 70K combi boiler, that provides CH and DHW to my house which has a single... [Read more]

2

worcester 30si?

boiler ok in ch wont fire at all in dhw

1

swiftflow 75?

dhw working ok.not firing up for ch demand

baxi 105e flame fault led flashing?

hi, my baxi 105e was working ok yesterday until i noticed that the pressure had dropped to zero, i increased ... [Read more]

4

RAVENHEAT ls100t - warm water only, heating ok?

Hello, I'm hoping someone may be able to help. My combi boiler was fitted around 6 years ago, and after two ... [Read more]

Isar HE30 problems?

We have the Ideal DH30 Isar combi heater. I am having a problem with it recognising the thermostat for the c... [Read more]