Mend > Home Heating Systems

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how can i fix f 75 fault on vaillant ecotech boiler?

i have a f 75 fault. i have repressurized the system but it only reaches 0.8 bar. it just wont activate. no fl... [Read more]

Ravenheat Primary CSI?

Thought I would just post my recent experience with my Ravenheat Primary CSI which is about five years old, a ... [Read more]

low pressure?

how do i reset the pressure on the boiler . i think it dropped after i bleed a radiator

2

potterton performa 30 he flashing flu problem?

i have had a problem now since xmas where my heating works for a while and then just stops working and results... [Read more]

glow worm 24 ci boiler?

replaced heater exchenger 1 month ago all fine now hot water not getting as hot anymore

1

my ferolli boiler has no power ?

my ferolli boiler has no power , the indicator panel is blank

how can i fix my potterton ep 2000?

The control panel operates the hot water system but when I try to turn on the central heating the wholeg syste... [Read more]

greenstar Ri flashing?

hi. have a greenstar ri about 5 years old. problem is it keeps going off and needs constant resetting - about ... [Read more]

1

Ferroli F24 Gas Problem?

Hi,I have Ferroli F24 Boiler,which is around 7 years old. From the last few weeks,the water temperature has... [Read more]

1

woscester junior 24i?

when i put the heating on even with the temp dial turned down the boiler doesnt turn off and the pressure gaug... [Read more]

valiant combi bioler moaning?

When the central heating is on and you have a shower in the bathroom upstairs the boiler starts making a moani... [Read more]

2

What can be wrong with my ravnheat CSI 85?

It trys to fire up but with no avail! I have no heating or water, what can it be?

2

changing a diverter valve on a ravenheat 820/20?

hi there i have a ravenheat rsf820/20 ,i was just wondering if there was anybody that could tell me if changin... [Read more]

1

worcester24cdicombinationboiler?

hot water demand runs cool unless you restrict the waterflow

2

Worcester Greenstar- no hot water?

Hi, i was just wondering if anyone could help... For the last few weeks my 4 year old Worcester greenstar 2... [Read more]

1

contaminated oil?

This is a long running problem. my oil tank is situated outside I have had it checked for cracks/leaks etc and... [Read more]

1

my ravenheat csi primary system boiler is misfireing?

ravenheat csi primary boiler is misfiring what could the fault be

1

how can i fix my greenstar 30cdi worcester boiler?

my 30cdi boiler is showing error code c6 fan speed too low

1

renewing batteries?

i have replaced the batteries on the wireless rf1 but nothing has come up on the screen any ideas

is it broken mid valve?

put on hot water on but seems to push hot water round the central heating as well but ok when i only have cent... [Read more]