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Mend 30 boiler fire flashing
2

Worcester 30 Cadillac combi boiler won’t fire up and the EA?

my worcester 30 cdi combi combi boiler wont fire up and ''ea'' keeps flashing? my worcester 30 cdi combi bo... [Read more]
Mend Heating, Home Heating Systems
1

Greenstar 24Ri boiler, fast flashing - can I reset?

Greenstar 24Ri boiler won't light and the blue light is fast flashing. From the manual I can see that the iss... [Read more]
Mend Heating, Home Heating Systems
1

Oil fired boiler thermostat?

I have a Velaire 110/135 oil fired domestic boiler. I think the boiler thermostat may be faulty. The manual sa... [Read more]
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Mend Dhw

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We have 604 questions about mending 'dhw' in category Heating, Home Heating Systems

How to mend Dhw

Mend water turned burner

linea 28 hot water problems?

my linea 28 hot water problems are that when hot tap is turned on water is heated to 40c then burner steps bac... [Read more]
Mend dhw fine ch

Baxi combi instant 80he DHW probs?

HI., Our system been working fine. CH fine but when you turn the shower on it comes out cold. If you go into a... [Read more]
Mend glow worm compact water

Glow Worm Compact 80e Domestic Hot Water Switch?

Does anyone know if you can get a retaining clip and seal for the DHW switch on a Glwo worm compact 80e by the... [Read more]
Mend combi running going cold
1

hot water wocester bosh combi?

when running the dhw it keeps going cold then comes back on
Mend combi dhw problem

britony combi DHW problem?

when I turn on a tap for hot water, my britony combi boiler ignites and the pump cuts in but after several sec... [Read more]
Mend years water heating
2

Alpha 280e?

It is 10 years old there is a lack of hot water, i can only get hot water from it if i have the central heatin... [Read more]
Mend change dhw heat exchanger

how do i isolate the boiler to change the dhw heat exchanger?

i need to change the dhw heat exchanger on a baxi combi 80e i want to know how to isolate the boiler and press... [Read more]
Mend alpha boiler valve

alpha cb50 boiler water coming from the DHW expansion relief valve?

what are the likely causes of intermittant discharge from the DHW expansion relief valve?
Mend boiler working fine work
3

Ferroli HE 31 C Problem?

I have new boiler (less than 2 months old) that was working fine, but now DHW won't work. Fault d1 comes up on... [Read more]
Mend constantly hot warm
2

raidiators constantly on ?

my rad nearest thermostat is hot other rads are warm when timer is in off position.Boiler is a vaillant ecoma... [Read more]
Mend dhw halstead ace high

dhw halstead ace high?

i have followed the procedure in the fault finding in the manual and have, replaced the dhw thermistor and now... [Read more]
Mend constantly boiler shut
1

Vaillant ECOmax 824E constantly runs with "06 Boiler shut down"?

i recently had a leak in the 6" rubber pipe in my vaillant boiler. I drained the system and replaced the pipe... [Read more]
Mend water baxi 80

water leak dhw?

I have baxi combi 80 eco and have noticed water leaking from the dhw pressure differential valve, can you tell... [Read more]
Mend Heating, Home Heating Systems

where is the dhw diaphragm located?

volkera unica he model
Mend combi problem light
2

can you help me please baxi 105e combi?

I have a baxi 105e it has never had a problem with it until the neon light showing fault with the fan or flue ... [Read more]
Mend heatline heating working

Heatline Compact s24 boiler, no DHW?

Hi guys My Heatline compact s24 has central heating working, but no Hotwater. I've disconnected the DHW sen... [Read more]
Mend second years vaillant

plate heat exchanger?

for the second time in 2 years i think my plate heat ex in my vaillant combi is clogged up. the Ch seems to w... [Read more]
Mend 100e hot heating
2

potteron profile 100e, hot water, no central heating ?

can anyone shed some light on the matter? we have no problem with the DHW system, but we have no CH at all. Wh... [Read more]
Mend stays lit look
1

Boiler stays Lit but look warm?

I have a modena 102 combi and have just put in new heat sensors for for the CH and DHW as the flame kept going... [Read more]
Mend domestic hot water
2

Ravenheat RSF 100ET dhw ?

domestic hot water goes hot then cold, central heating works ok, 3 way valve appears to be working ok. where w... [Read more]

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Mend Heating, Home Heating Systems

Remove cover off gas boiler?
Mend Heating, Home Heating Systems

How to fix my fireplace?
Mend remove cover front

Remove boiler cover?
Mend vaillant f22 water hot

Vaillant ecotec 831 plus?
Mend worcester boiler radiators months

Worcester boiler dripping water?
Mend 30 boiler fire flashing

Worcester 30 Cadillac combi boiler won’t fire up and the EA?
Mend Heating, Home Heating Systems

Oil fired boiler thermostat?
Mend Heating, Home Heating Systems

Greenstar 24Ri boiler, fast flashing - can I reset?
Mend Heating, Home Heating Systems

Siemens RDJ10RF thermostat problem?

How to mend ...

Mend Baxi Mend Bosch Mend Boulter Mend Britony Mend Dimplex Mend Drayton Mend Ferroli Mend Halstead Mend Heatline Mend Kohlangaz Mend Myson Mend Potterton Mend Remeha Mend Siemens Mend Switchmaster Mend Vaillant Mend Vokera Mend Worcester

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