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We have 661 questions about mending 'boiler hot warm'

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Suddenly my shower is hot and cold?

In the last few days my shower has started going up and down in temperature. I first noticed it struggled to ... [Read more]
Mend Heating, Home Heating Systems

domestic hot water problems baxi 105e?

when i turn on hot tap boiler fires as normal the water heats up normally but there is a squeeling noise from ... [Read more]
Mend Heating, Home Heating Systems

Worcester 350 hot water problems?

At low flow rates water temperature okay, increasing flow rate temperature luke warm. What controls the modula... [Read more]
Mend Heating, Home Heating Systems

Pump is sorted.How do i clean dhw heat exchanger Vaillant part no: 065053?

Pump is sorted by now. I have back hot water and central heating. But some problems with hot water persists. ... [Read more]
Mend Heating, Home Heating Systems

vaillant ecomax 824e flashing e20,e13,f20. How to fix it?

Thing is, that my boiler (which is vaillant ecomax824e) use to go through these codes e20 and then f 20, or e1... [Read more]
Mend Heating, Home Heating Systems

how can i fix my glow worm boiler model 40B?

radiators get warm when hot water on
Mend Heating, Home Heating Systems

Potterton Performa 30 HE Central Heating Sensor?

Hi all, I'm experiencing some intermittent problems with my Potterton Perform 30 HE. If anyone could advise... [Read more]
Mend Bathroom Appliances, Baths and Showers

Is this a coincidence?

I had a thermometer fitted to my feroli boiler, since this has been fitted my myra shower now runs boiling ho... [Read more]
Mend Heating, Home Heating Systems

My Baxi Boiler .Can I have just water heating. ?

have programmed my boiler for twice a day in Summer .The hot water comes on only warm. How do I have hot water... [Read more]
Mend Heating, Home Heating Systems

worcester 28i junior combi boiler?

the red light is flashing and I have no hot water (or heating). I have pressed the button repeatedly but as... [Read more]
Mend Heating, Home Heating Systems

Ideal W Stelrad Group boiler RS450 1239(3)?

The domestic hot water is not hot anymore, it is warm. The radiators are not hot either. The boiler setting ... [Read more]
Mend Heating, Home Heating Systems

Potterton 80e Hot Water Problem?

I have a Potterton 80e Boiler, my problem is that when I have the Heating and Hot water on together the Heatin... [Read more]
Mend Heating, Home Heating Systems

How can i fix my Vokera Linea boiler?

The boiler overflow pipe that goes outside is dripping hot water frequently. The pressure is also very high at... [Read more]
Mend Bathroom Appliances, Baths and Showers

Problem with my Aqualisa Power Shower?

I have just had a new boiler installed and my Aqualisa Power Shower is giving me problems. The hot water from... [Read more]
Mend Bathroom Appliances, Baths and Showers

Water is no longer hot ?

Hi - the water is now only luke warm from my Aqualisa Aquastream Power Shower. Water is also dripping out of ... [Read more]
Mend Heating, Home Heating Systems

Vaillant Pro 28. Rads get warm when hot water is run?

I recently had error code F75. Pressure was low and boiler locked out. I put pressure right and turned boiler ... [Read more]
Mend Heating, Home Heating Systems

my ariston combi boiler only gives luke warm water and then runs cold?

i have an ariston type c boiler the heating works fine but the hot water comes out luke warm for a short time ... [Read more]
Mend Heating, Home Heating Systems

i have a hawk 2 and the water will not warm up the heating comes on fine ca?

i have a hawk 2. boiler the heating is working fine . but the water will not get hot ?
Mend Heating, Home Heating Systems

Hot water temperature varies?

Our heating and hot water system uses a Glowworm Ultracom 30cxi boiler. After servicing (2 weeks) ago the hot ... [Read more]
Mend Heating, Home Heating Systems

f9 flashing on combi boiler 30ci glowworm ?

the light flashes red intermittantly. the pressure is ok at 1.2 bar . we have CH . when the water is on it is ... [Read more]

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