How to mend ... Hot Runs Cold

my hot water runs cold and radiators don't always heat?

I have a baxi combi boiler about 4 years old. For a few weeks now hot water has on occasions gone ice cold and... [Read more]

vokera compact24 boiler?

heating works fine but when you turn hot water tap on the water runs cold ive changed pcb board and flow switc... [Read more]

my perfecta 24 powers up extract fan motor runs but no ignition?

when boiler is switched on the boiler cycles you can here the fan motor start up but boiler fails to light (no... [Read more]

gainsborough shower running cold?

My mother-in-law has a Gainsborough Inspiration 2000 electric shower running off a combi boiler. All hot taps ... [Read more]

shower gainsborough 9.5 SDL?

Good pressure shower runs hot & cold on one setting, from very hot to very cold then back. Pressure remains go... [Read more]

How can i fix my Halstead Eden CBX 32 combi boiler?

Halstead Eden CBX 32 Combi Boiler , No Running constant hot water fault......All the orange fault lights stay ... [Read more]

Ravenheat CSI 85 A (T) combi boiler?

While the C.H is on, I turn the hot water tap on, the water runs cold and the boiler turns off. If I switch t... [Read more]

sabre 28 - continious hot water?

i have a sabre 28 combination boiler which is giving me problems running continious hot water. Water runs cold... [Read more]

Sabre 25HE DHW Problem?

My son's Sabre 25HE has a DHW problem in that the water runs hot and then the boiler stops firing and runs col... [Read more]

No hot water from worcester 24Cdi combi boiler?

No hot water from worcester 24Cdi combi. I can get some for washing up dishes etc, but only with the heating o... [Read more]

I think that I have an air lock at the bottom of my hot water system?

I have a potterton boiler, feeding the heating and hot water. The hot water is held in a vented cylinder and h... [Read more]

how to fix worcester gas combi boiler 28si ii?

we have hot radiators, slightly cooler at bottom but power shower runs hot and cold. We have changed thermosta... [Read more]

halstead finest gold locking out?

finest gold locking out,i have to switch off/on power 4-5 times to get it running, pressure is at 1.7 bar on g... [Read more]

ariston micro genus he?

when heating on keep getting error code E 34 which in the book states :- the air pressure switch does not clos... [Read more]

No water out of hot and cold water taps?

There is no water coming out of the hot and cold water taps in the bath, the shower which runs off the mains i... [Read more]

no hot water?

can anybody help! any ideas from earlier ? am new to this web-site. Got hot water in kitchen in one bed grou... [Read more]

Worcester oil heatslave 20/25 about 4years old. ?

When i ask for hot water I get the pre-heated hot water but when this is exhausted it runs cold. The boiler st... [Read more]

aqualisa quartz digital runs hot and cold ?

i have an aqualisa quarts digital concealed shower. the processor unit is in the loft space. a couple of month... [Read more]

no hot water upstairs?

when i turn on the shower or bathroom tap, the water is cold for a minute, then quite hot for a minute, then r... [Read more]

Baxi 105e hot water problem - runs hot and then cold?

Washing the dishes I discovered that the hot water runs and then you can hear the boiler shut off (the LEDs st... [Read more]