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Mend Problem Mid Position Valve

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We have 18 questions about mending 'problem mid position valve'

How to mend ... Problem Mid Position Valve

Mend Heating, Home Heating Systems

Luke warm radiators?

Really need help with a central heating problem (old, but sturdy back boiler open vented system in a flat - o... [Read more]
Mend Heating, Home Heating Systems

New replacement Netaheat profile pcb not working?

What is the problem my new replacement pcb will now not work without me banging or jolting it then it sparks u... [Read more]
Mend Heating, Home Heating Systems

Problem with installing Drayton MA1 Valve & Actuator?

Hi everyone, I swapped out a failed switchmaster acutuator, and replaced it with a Drayton MA1 and wired it us... [Read more]
Mend Heating, Home Heating Systems

Mid Position Valve (Drayton)?

Hi, My problem is with my central heating and hot water system. This is a long one! When I select just h... [Read more]
Mend Heating, Home Heating Systems

Lifestyle mid position valve?

Hot water and heating come on but after a while heating shuts off and if increase thermostat nothing happens t... [Read more]
Mend Heating, Home Heating Systems

Heating and hot water?

Hi my heating and hot water did not come on automatically as timed this morning but both work if I set them to... [Read more]
Mend Heating, Home Heating Systems

Boiler, 2 way motorised valve or room stat problem?

I have a Potterton Profile 40el-80el boiler, a Drayton 2 port mid position valve (BGMUSP-23) fitted and a RS1 ... [Read more]
Mend Heating, Home Heating Systems

Boiler cutting ouit?

We have recently had a new central heating system fitted, and are having problems, what we have is the boiler ... [Read more]
Mend Heating, Home Heating Systems

Mid position valve problem?

When cylinder stat is calling for hot water the grey wire is 240v to neutral. When cylinder stat is satisfied ... [Read more]
Mend Heating, Home Heating Systems

one raditor heating up on hot water side?

hi have a y plan system wich has a mid position diverter valve the problem is that the motor on the valve is s... [Read more]
Mend Heating, Home Heating Systems

new valve and pump fitted heating fine no hot water?

Just had an engineer to fit a new c/h pump and 3 way honeywell v4073a motorised mid position valve to a combi ... [Read more]
Mend Heating, Home Heating Systems

Mid Position Valve Not Switching - No CH?

Hi, Need some help with the below. I have hot water, but no central heating. Common problem you say, but i... [Read more]
Mend Heating, Home Heating Systems

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, Home Heating Systems

problem with mid position valve? ?

I hope someone can clarify if I have diagnosed the fault that I think Ive got. A few days ago the central h... [Read more]
Mend Heating, Home Heating Systems

heating problems?

I have a problem with my mid position valve/motorized valve i am not sure what the name is exactly but what wo... [Read more]
Mend Heating, Home Heating Systems

No heating - 3 port motorised mid-position valve?

I have a Tower Mid-Position Valve and although I can get hot water my heating will not come on when we switch ... [Read more]
Mend Heating, Home Heating Systems

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]
Mend Heating, Home Heating Systems

Potterton 40e Netaheat 3A Spur Fuse Blowing?

We have a Potterton 40e Boiler and it has worked fine for 6 years. In the past few week it has resorted to bl... [Read more]

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