How to mend ... Water Dhw Boiler

intermittent hot water ?

I have wall mountd worcster 30cdi - 3 yrs old .CH is working fine. the hot water supply pipe runs between dwn ... [Read more]

Bax Combi 105 hot water issue?

I have recently had the expansion vessel, DHW diaphragm & pressure relief valve done on my Baxi but am still h... [Read more]

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]

how do i replace a DHW Diaphragm on a baxi 105e?

When the boiler is set to either central heating or hot water the boiler does not fire up when turning taps on... [Read more]

vokera dhw problem?

my vokera boiler has ch but when you call for hot water the boiler lights but no hot water is delivered

Vaillant boiler turbomax VUW 282/1E - increase to pressure !?

Vaillant boiler issue - increase to delivery pressure from pump, this varies in operation - i thought just a p... [Read more]

GlowWorm 24ci boiler high pressure fault?

With the boiler left on, i.e. no demand for DHW or CH, the pressure will remain constant, set at 1.0 bar. Whe... [Read more]

Baxi 105e clunking noise every time I turn a hot water tap off?

Baxi 105e 4 years old. Whilst the boiler seems to operate properly, every time you turn off a hot tap in the h... [Read more]

Worcester 28 CDI with DHW fault?

When I turn on my hot water tap, the combi boiler fires up its usual way and supplies hot water but after 1 mi... [Read more]

solar 2000 combi boiler no dhw?

any ideas how to repair a solar 2000 combi boiler? Heating works ok,but no dhw.When turning on hot water tap b... [Read more]

Heating/Hot Water Problems with Ravenheat RSF100ET?

Hi Original problem was not very hot DHW, but burner running flat out. Changed both DHW and CH thermistors, ... [Read more]

ferrolli optimax he31c?

central heating fine dhw not working intermittantly boiler ignites water temp on gauge rises but no dhw

Glow Worm 30ci losing pressure and F1 Faults?

This boiler has been problematic for a while now. Can only seem to get pressure to 0.5 - 0.6 bar. Then when sw... [Read more]

DHW fluctuates too much hot/ cold?

I have a BAXI LUNA 310 Fi.high efficiency wall mounted combination boiler. The DHW cycles toooo low allowing ... [Read more]

ace high boiler problem?

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

NO DHW from my greenstar 28i?

There is no hot water from my greenstar 28i The heating is working fine . When the tap is turned on the boil... [Read more]

no DHW on my halstead combi 82?

The central heating works fine on my boiler but does'nt fire up on turning the tap for hot water. Iv'e change... [Read more]

Halstead High Ace - DHW not turning off?

After turning off the DHW tap, my Ace High boiler stays in Hot Water mode - this also heats up the radiators. ... [Read more]

how can I fix my baxi 105e boiler?

how can i fix my baxi 105e when i turn on the hot water I get a droplets of water comeing from the center pist... [Read more]

Vaillant boiler VCW 242/282 EB, Hot water problems?

Hot water is excellent to other DHW taps in the house. Recently changed Kitchen mixer tap (aereated water ).No... [Read more]