Recent: Royal 325CX?

Mend 20 Cold Hot

Free repair help

We have 93 questions about mending '20 cold hot'

How to mend 20 Cold Hot

Pages 54321
Mend heating radiators bosch
1

bosch heatslave hot water problems?

My Bosch heatslave 20/25 seems to be heating up the radiators when only the hot water timer switch is on. The ... [Read more]
Mend boiler plumbing hot water
1

ideal isar he 24?

ideal isar he 24 dhw open tap to draw hot water the boiler fires up and pump is running fine, it can take 20... [Read more]
Mend central heating boiler radiators
4

Boiler problem further data on earlier question ?

Thank you for your helpful responses. I have made further observations and these are as follows: I have two... [Read more]
Mend combi heating ignition

how can I fix my RSF820/20 COMBI BOILER?

takes a few attemts to light the pilot , but gets there eventually.When I turn the hot tap on the water stays ... [Read more]
Mend combi heating ravenheat

Problem with Ravenheat RSF 820/20 combi boiler?

I have just drained the hot & cold water from the system, when re-filled the central heating works fine, but t... [Read more]
Mend boiler radiators repair
2

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]
Mend heating hot water vokera
3

vokera 80 20 rs?

on turning on hot tap water flows for a short time then goes to a trickle and is permanently cold. Any ideas... [Read more]
Mend turbomax problem hot water
1

vaillant turbomax pro combination boiler?

vaillant turbomax pro combination boiler, the problem is that when the hot tap is turned on there is hot wate... [Read more]
Mend heating thermistor burner
3

Ravenheat 85 cycling on/off?

My ravenheat 85 a works fine when asking for HW however when the CH is demanded the burner will ignite, burn ... [Read more]
Mend heating radiators temperature
1

Boiler doesn't stay on long?

My boiler only comes on approx every 40 minutes for maybe 15 - 20 minutes. The rads get hot when it is on but... [Read more]
Mend washing machine repair cycle
3

ASEA cylinda 12000. stops cycle between 2 and 3 on control. why?

Brilliant machine , now done over 20 years work. The cycle stops between 2 and 3 on the control (does not fill... [Read more]
Mend central heating boiler worcester bosch
6

worcester bosch heatslave 20/25 oilfired boiler?

when hot water or central heating are running bar pressure rises over 3 bar and overflow active . when unit l... [Read more]
Mend remove tap cover
2

How to remove tap cover?

Hi. A complete novice here so any help much appreciated. Got a dripping tap and [after trawling the net]am w... [Read more]
Mend boiler hot water low pressure
1

Worcester Heat Slave 20/25 boiler. Very Low pressure?

Hot water pressure is very low. Water temp OK. Full cold water pressure. Water meter confirms no leaks. For... [Read more]
Mend Vokera Flowmatic Heating
3

how can i fix my vokera 20/80 rs flowmatic?

my domestic hot water goes from hot to cold every so often, and my high to low flame goes to low flame it cuts... [Read more]
Mend heat exchanger boiler repair
1

Halstead Ace Boiler Hot Water Problem?

Turn the hot water on - burner ignites water starts to get hot then burner goeas out after around 30 seconds -... [Read more]
Mend heating plumbing boiler
2

Icon 23-t Fires up and goes off. Just runs with no heat?

Hot water works but not very hot. Icon 23-t. Heating comes on but when the radiators are warm the burner... [Read more]
Mend boiler hot water home heating systems
1

i have a vokera 20 -80 RS flowmatic?

I have a mira excel shower and for the last few weeks the water is going hot and cold when having a shower the... [Read more]
Mend boiler heating problem
1

How can i fix my Baxi 80e?

when my boiler is hot it fires up for about 3 to 5 secs goes of for about 20 to 30 secs. Timer not working as ... [Read more]
Mend central heating water working
1

Got Ravenheat RSF 820/20 central heating ok but water is running cold?

Central heating is working fine but when turn hot tap on full, water runs cold (if leave it running as a trick... [Read more]
Pages 54321

Free repair help and information

howtomendit.com find out how to mend just about anything.
Ask Question