How to mend ... Demand Hot Water

Is my Fan faulty?

After having problems with my boiler not supplying any DHW or CH the last couple of days i am of the opinion i... [Read more]

Glow worm 100e won't fire up now, fan? Are you about Hi-Tech Plumbing?

Hello Hi-Tech Plumbing, or anybody who has a suggestion please. I have just replaced the diaphrams on my GW 1... [Read more]

How to maintain the pressure from a combi boiler?

The hot water system in my house is supplied from a combi boiler, hot water on demand. The system works good,... [Read more]

How can I get hot water from my Protherm 80E combined ch/hw boiler?

My PROTHERM 80E works fine on C.H but does not give hot water. [it used to but stopped]. CH Plumber turned pow... [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]

hot water storage cylinder?

how do i calculate vented indirect storage cylinder capacity,replacing old cylinder with bigger capacity due t... [Read more]

boiler noise?

i have a glow worm compact 100e on either hot water demand or central heating it works for a minute or so then... [Read more]

fault with my worcester 240?

i have had my boiler for some time now it is a fan assisted not a balanced flue whilst there is no problem wit... [Read more]

BAXI COMBI 105e cutting out problem?

3 year old BAXI 105e problem when DHW is selected pressure is 1.1bar all lights on except central heating.temp... [Read more]

Why does my central heating go on and off without any time settings?

I have a turbomax 828e valianlt boiler which supplies hot water to the taps and the central heating. However, ... [Read more]

Vaillant Turbo Max VUW 242 E, DHW not opereating?

Vaillant turbo max 242/282 E. Domestic hot water on demand wont operate from kitchen only, will work from bath... [Read more]

Potterton Puma 80 - Heating won't switch off?

Even though the central heating switch is set to off - the central heating won't turn off unless the boiler is... [Read more]

Hot Water Pressure?

Hi all, I have a combi boiler that is heating cold water for the hot taps as and when there is a demand for... [Read more]

Boiler does not ignite. Glowworm compact electronic?

The lights are on except for the flame light when demand is called for, but when demand is called for the boil... [Read more]

worcester 240 rsf hot water demand trips system help please?

my 240 runs fine on central heating and short demand for hot water but when you try and fill a bath the whole ... [Read more]

How can I get the Hot water to come on when I turn the tap on my heater?

I have a Halstead Ace water heater, the central heating works fine but the water heater does not come on deman... [Read more]

Help!! Big problem with my Ariston Euro Combi?

Hi I recentley reparied i leak to my central heating system and after i had drained it down, repaired the ... [Read more]

baxi 80e no central heating?

we can get hot water but the water light remains on even without demand for hotwater. this is not allowing for... [Read more]

Baxi 105e c/heating cycling?

The boiler seems to be heating in bursts. The main burner is only lighting for a few seconds and then shuts o... [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]