How to mend ... Heat Exchanger Engineer

I am on my third heater exchanger?

I am on my 3rd heat exchanger (37cdi Combi) We had major loss of bar pressure on the 1st one just after insta... [Read more]

Valliant eco plus losing pressure - real mystery?

Hi all, My boiler keeps losing pressure on a daily basis and has been doing so for over 2 months. At first... [Read more]

Servowarm Elite 50 Boiler - ignition stopped working?

This model is obviously very old but until the summer was working perfectly. The ignition went and when someo... [Read more]

Combi Boiler Sime90?

Heating working but the hot water running hot cold hot cold. Engineer so far has replaced Thermistor, Plate he... [Read more]

Why is my water still to hot?

Previous Q & A :- I have a recently installed worcester 24i (LPG). The tap water gets very hot and after a wh... [Read more]

ISAR HE30 BOILER PROBLEM?

My 86 year old Mother had a Ideal HE30 Boiler fitted under the Warmfront scheme in July 2007, nearly 3 weeks a... [Read more]

Vallant TurboMax 828E?

My boiler which is 3 yrs old takes several mins before I get hot water from the tap. I have replaced the diver... [Read more]

Ariston euroCombi SX20 DHW temp variable?

I have a 10 year old plus SX20 EuroCombi - recently serviced by Corgi Engineer and declared to be in good work... [Read more]

Having problems with Vokera 28 linea boiler - hot water off and on?

My problem is that my vokera 28 linea boiler is playing up. When you put on the hot tap the water comes out ve... [Read more]

Glowworm 30ci leaking?

A couple of days ago, I noticed that the heating was off. I used the internal control to fire it up, but there... [Read more]

vokera excel 80 sp ,heating but water only warm?

engineer been ,replaced diaphragm and sensor ,but water is only tepid ,but hot when central heating on ..he sa... [Read more]

luke warn water?

My six month old Optomax HE 31 C boiler was working perfectly until 3 weeks ago firstly the pressure started t... [Read more]

Ariston Eurocombi Heat Exchanger?

I've got an old (9 years old) Ariston Eurocombi. My radiators aren't getting hot, but the hot water from the t... [Read more]

Can anyone help me fix my Baxi Bahama 100 boiler?

Hi, my Baxi Bahama 100 boiler really has me flummoxed. It will provide central heating no problems, and hot wa... [Read more]

Potteron Suprima 80l heat exchanger?

I've just had the Service engineer tell me that my boiler (see above) needs a new Heat exchanger because it is... [Read more]

Worcester 350 Combi Plate heat Exchanger - Is engineers diagnosis correct ?

We have a Worcester 350 Combi and recently when we have been running the hot water the system has been overhea... [Read more]

Vokera option boiler keeps triping out?

I have a "vokera option" boiler that won't stay on. it seems to trip out at the start up. It will light, burn ... [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]

vaillant woes?

hi all ,in need of a bit of help for a sick vaillant 828 turbo plus fitted about 3 years ago,a brief history... [Read more]

vaillant 242 eh combi/boiler leaking at the b t m.john?

please can anyone help me the heating engineer told me that my d. h. w.heat exchanger was leaking water also m... [Read more]