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Mend Ch System Hw

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We have 55 questions about mending 'ch system hw'

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Mend Heating, Home Heating Systems

My 350 combi will only issue hot water if the CH system is on?

My 15 year old 350 combi has developed a fault in that if the CH is off and you turn a hot tap on, HW comes ou... [Read more]
Mend Heating, Home Heating Systems

Baxi 105E Patchy hot water?

Our CH works fine, but the HW comes on runs for a few minutes and then cuts off for a few seconds then comes o... [Read more]
Mend Heating, Home Heating Systems

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, Home Heating Systems

Can I change S plan to Y plan CH system?

I have a Mid postion vavle (S) plan can I cange it to Y plan System to seperately control HW from CH.
Mend Heating, Home Heating Systems

Potterton EP2000?

-------------------------------------------------------------------------------- Hi, i am desperate for some ... [Read more]
Mend Heating, Home Heating Systems

Hot water keeps boiling?

DHW (gravity fed HW pumped CH system; Potterton floor standing (?1200) balanced flue boiler replaced 6 years a... [Read more]
Mend Heating, Home Heating Systems

modena102 ch problem?

i have a modena 102 that heats water perfectly but on ch pressure rises boiler creaks and after 30 seconds ish... [Read more]
Mend Heating, Home Heating Systems

Can I run my boiler without the CH pump for Hot Water only operation?

My heating system comprises new(ish) boiler (Potterton Suprima 100), hot water cylinder (with cylinder jacket)... [Read more]
Mend Heating, Home Heating Systems

Warm water, no HW pilot, but CH works?

I turned off the timers for a weekend whilst away, now the hot water is warm but wont get hot, and I think it'... [Read more]
Mend Heating, Home Heating Systems

Potterton Profile cycles every 4-5 minutes?

My Potterton Profile 50e when started from cold works normally for about 15 minutes. Then it starts cycling 3 ... [Read more]
Mend Heating, Home Heating Systems

Potterton EP2000 central heating not working?

Hi Hope somebody can help. I have an old (beige/grey) Potterton EP2000 elctronic programmer (CH + HW 24hr)... [Read more]
Mend Heating, Home Heating Systems

vokera mynute 28se pressure keeps dropping?

got vokera 28se boiler and the pressure keeps dropping ,keep on topping up system .but shouldn't have too ,fro... [Read more]
Mend Heating, Home Heating Systems

Baxi Combi 105 HE condenser boiler pump question?

Can any one point me in the right direction with regards to the pump operation after the CH shuts down after b... [Read more]
Mend Heating, Home Heating Systems

hw only works when ch is on?

We have a Potterton EP2000 contoller but that seems ok. I think I've isolated the fault to the diverter valve... [Read more]
Mend Heating, Home Heating Systems

Baxi 105e. Central Heating working, no hot water through taps !?

Hi everyone. I've got a 3 year old Baxi Combi 105e, that, for some reason last night, got low water pressure a... [Read more]
Mend Heating, Home Heating Systems

Central heating air returns after regular bleeding?

I regularly have to vent one upstairs radiator. It's a fully pumped system with a two-way valve CH/HW. Heade... [Read more]
Mend Heating, Home Heating Systems

Ideal Classic LX LXFF 260 problem?

How can I tell if the system is gravity fed or controlled pump. Just moved into a new house (new to us) & info... [Read more]
Mend Heating, Home Heating Systems

baxi 105e gas fires up then goes out after approx 1 second?

I have a Baxi 105e combi. Problem was I was getting no gas flow to the burners. checked the pressure switch ... [Read more]
Mend Heating, Home Heating Systems

F24 misbehaving?

For some time, there has been an intermittent problem of the HW tap in the kitchen failing to cause the boiler... [Read more]
Mend Heating, Home Heating Systems

Baxi Bahama 100 CH not working?

We have so far spent nearly £1000 over the last 2 years on our Baxi Bahama 100 boiler, the latest problem is ... [Read more]
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