How to mend ... Water Ch System

worcester 24I junior losing pressure?

I have a static caravan with a Worcester 24I Junior boiler. The pressure gauge goes down slowly over a period... [Read more]

Problems with Ravenheat Combi RSF Fanned?

Boiler has no markings on, but have manual that says... Fanned Combi RSF 84E - RSF 100E RSF 84ET - RSF ... [Read more]

Can I run my boiler without the CH pump for Hot Water only operation?

My heating system comprises new(ish) boiler (Potterton Suprima 100), hot water cylinder (with cylinder jacket)... [Read more]

Warm water, no HW pilot, but CH works?

I turned off the timers for a weekend whilst away, now the hot water is warm but wont get hot, and I think it'... [Read more]

My Vaillant VCW combi-boiler doesn't provide hot water for bath?

Although all the controls are turned to maximum my Vaillant VCW GB 242 EH combi-boiler doesn't provide hot wat... [Read more]

Jaguar 28 Boiler?

I have a problem with the central heating on my boiler - Jaguar 28. The hot water runs fine but nothing happen... [Read more]

Potterton Profile cycles every 4-5 minutes?

My Potterton Profile 50e when started from cold works normally for about 15 minutes. Then it starts cycling 3 ... [Read more]

vokera mynute 28se pressure keeps dropping?

got vokera 28se boiler and the pressure keeps dropping ,keep on topping up system .but shouldn't have too ,fro... [Read more]

Best way to top-up CH inhibitor?

The anti-corrosion inhibitor (Sentinel X100) in my open-vented CH system has become diluted and losing its eff... [Read more]

I have a potterton puma 80 which was working fine until the weekend?

We have a pilot light it wont fire up. We have bled the radiators at the top of the house and 1st floor and... [Read more]

Why does the pressure keep rising?

I recently had my bathroom tiled, in the process the builder took the radiator off of the wall, after refittin... [Read more]

Worcester 28i Junior Banging when CH fires up and scale in hot water?

Our boiler is just over two years old and has been playing up for nearly a year. The hot water is fine, but wh... [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]

Why does my boiler not turn off?

Hi. I have a Potterton Ultra DV40 boiler and also a Megaflo unvented water heater. When the boiler is heating ... [Read more]

CH pressure too high?

Ideal Response 120 Combi. My girlfriend recently had issue in that the CH pressure dropped to zero so no hot ... [Read more]

Baxi 105e. Central Heating working, no hot water through taps !?

Hi everyone. I've got a 3 year old Baxi Combi 105e, that, for some reason last night, got low water pressure a... [Read more]

worcester 35cdi hot water cycling on/off?

this happens 4/5 times during 5 minute shower(trevi therm mk2) also happens when using only hot water tap in k... [Read more]

my ideal combi boiler is not firing?

the CH nor the hot water is firing. the pressure is below 1 on the gauge. how do i increase the pressure with... [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]

Ravenheat CSI 85AT boiler tripping problem?

Ravenheat condensing combi boiler CSI 85AT fault? My 1.5 year old boiler has developed a random & intermitt... [Read more]