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Mend Ch Hot Switches

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We have 30 questions about mending 'ch hot switches'

How to mend ... Ch Hot Switches

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Mend Heating, Home Heating Systems

What part do i need?

My boiler is a Worcester bosch 240 Combi. The CH, when switched on works fine. When i turn on the hot water ta... [Read more]
Mend Heating, Home Heating Systems

Can any body help me to diagnose my Baxi 105e please?

Hello, I have problem with my Baxi 105e. I had replaced diaphragm for DHW and it worked fine but now (after f... [Read more]
Mend Heating, Home Heating Systems

Halstead Ace High boiler central heating cuts out before thermostat tempera?

Hi, my Halstead Ace High boiler central heating cuts out before thermostat temperature. Hot water works fine a... [Read more]
Mend Heating, Home Heating Systems

Fitting New CH Pump and 3 Port Valve?

Hi, Further to my on going saga... I had elected to change the 3 port valve - as it had an intermitant f... [Read more]
Mend Heating, Home Heating Systems

Synchronous Motors - Hot Water No CH Poterton Neataheat Profile 30e - 80e?

Hi, Further to my recent (and ongoing since Oct/Nov 2009!!) Answer/Post/update - under title; 'Hot Water Bu... [Read more]
Mend D.I.Y, Plumbing

Ravenheat LS100?

When I turn a hot tap on the boiler starts up runs for approx 10 seconds then switches off then fires back up ... [Read more]
Mend Heating, Home Heating Systems

No heating, but Hot Water works fine Vaillant VuW 242 failure: F.28 ?

In my case F.28 comes ONLY if heating needs to start. If I open the hot water tap during CH ignition attempt,... [Read more]
Mend Heating, Home Heating Systems

Halstead (Wicks) combi 102 CH failier?

I have a Halstead 102 combi and it has started to fail when ch is switches on - if it is running it may run fo... [Read more]
Mend Heating, Home Heating Systems

Ravenheat boiler with no hot water?

Have a CSI 85..CH is working fine but hot water is non existent. Started out intermittent.. Boiler fires up ... [Read more]
Mend Heating, Home Heating Systems

Ravenheat CSI 85AT fires up and goes of every 20 seconds?

I have a Ravenheat CSI 85at that is just over 3 years old. This is the one that does NOT have the honeywell ga... [Read more]
Mend Heating, Home Heating Systems

Rayburn Driven Central Heating Problem - Upstairs Cold?

I have a Rayburn Gas CH system with a seperate pump. The cooker / boiler is in the basement kitchen with 3 ra... [Read more]
Mend Household Appliances, Sewing Machines

Heating system not working correctly?

My central heating system is causing me problems. The boiler fires OK, but I can only get hot water. The centr... [Read more]
Mend Heating, Home Heating Systems

Baxi Eco80 Combi Boiler?

Hi... I have a Baxi eco80 combi boiler which has been working fine until a couple of months ago. What is happe... [Read more]
Mend Heating, Home Heating Systems

vaillant turbomax plus is not responding to settings?

Hi just wondering if any one has an idea why my vaillant turbomax plus is not responding to the set settings. ... [Read more]
Mend Heating, Home Heating Systems

Worcester 350 combi CH not working?

My Worcester 350 combi has stopped working properly as when the thermo stat switches on nothing happens at the... [Read more]
Mend Heating, Home Heating Systems

Potterton Puma 80e, Conastly on with no switches in on position?

MY combi bolier a Potterton 80e, ignites as when there is no demand for it. No hot water taps on, CH switch in... [Read more]
Mend Heating, Home Heating Systems

Worcester 9.24 Electronic D/H/W Problem?

Hi. We have a Worcester 9.24 Electronic. CH work's fine but when we try to use hot water the boiler never kick... [Read more]
Mend Heating, Home Heating Systems

Boiler not heating HW?

I have a vokera mynute 60 . The boiler switches on ( either manual or on the timer )and heats the CH but not t... [Read more]
Mend Heating, Home Heating Systems

Ferroli Optima 901 -Intermittent Hot water problem?

Hi I have a Ferroli Optima 901 combi boiler and have recently been experiencing intermittent problems with no ... [Read more]
Mend Heating, Home Heating Systems

Who can I fix the CH part of my Potterton Lynx2 Combination Boiler?

The Hot Water system works. When I switch ON the Central Heating, the Boiler comes on but automatically switch... [Read more]
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