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Mend Fernox

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We have 30 questions about mending 'fernox' in category Heating, Home Heating Systems

How to mend Fernox

Pages 21
Mend Heating, Home Heating Systems
3

WHY HAVE 2 BRAND NEW AARROW STRATFORD TF90 MULTI FUEL BOILER BUCKLED?

I bought an AARROW STRATFORD T90 80,000btu got company to fit and after only 6 weeks it buckled all round the ... [Read more]
Mend via filling loop
2

how do you put F4 leak sealer in via a filling loop. ?

How do you use F4 leak sealer through filling loop. Not sure if I have to drain the system down and which end... [Read more]
Mend boiler water required

Myson Apollo 40S keeps shutting out!?

when I switch on the boiler (it's usually switched off when hot water is not required as the fan is noisy and ... [Read more]
Mend boiler pressure baxi heating
3

combi boiler pressure loss?

baxi 80e combi losing pressure. Only used to lose pressure with heating on. Used to have to top up every coupl... [Read more]
Mend boiler heating hoping help
2

Glow-Worm Fuelsaver Boiler 45F and Central Heating?

Hi Really hoping someone can help me. I have a Glow-Worm Fuelsaver Boiler 45F which is approx 18 years o... [Read more]
Mend overheat thermostat changed pump
2

Overheat thermostat?

My overheat thermostat on my Potteron Netaheat Profile 80e keeps popping out. I have changed the pump and I... [Read more]
Mend flush heating system
1

How do you flush a sealed central heating system?

I've put some Fernox superconcentrate F1 in one of the rads and its been circulating for about a month or more... [Read more]
Mend Heating, Home Heating Systems
1

Glow Worm Spacesaver bangs & crashes when starting?

I have a wall hung 65000 BTU balanced flue boiler in our kitchen, it came with the house 25 years ago (when ne... [Read more]
Mend ravenheat hot water
1

Ravenheat rsf820/20t hot water problems?

Hi, When I run hot water the temperature fluctuates from scalding hot to cold. Also frequently cuts out when ... [Read more]
Mend water pressure bar
4

water pressure loss?

i have a glowworm fuelsaver complheat 55 441510 . I have water pressure loss from 1half bar to 0 in 2 ... [Read more]
Mend water gas years
1

Dirty Water from taps. Worcester 24i RSF Gas Boiler?

I have a Worcester 24i combi-boiler that is about 8 years old. Lately, I have been getting dirty water from... [Read more]
Mend drained filled turned
1

COLD RADIATOR?

COLD RADIATOR ON THE BOTTOM I HAVE DRAINED DOWN AND REMOVED THE RADIATOR WASHED OUT THE RADIATOR RE FILLED FER... [Read more]
Mend boiler heating gas valve
3

Why is my Potterton Netaheat 16/22 cutting out?

Hi - can you help? My Netaheat 16/22 Electronic is cutting out. It was installed in 1987, serviced every 5 yea... [Read more]
Mend hello open system
3

Glowworm ultimate 50FF tripping?

Hello, I have got open vented heating system with Glowworm Ultimate 50FF boiler. The system keeps tripping of... [Read more]
Mend two radiators heating help
4

Two radiators have suddenly stopped heating. Help?

I have 8 radiators in my house, 2 of which are open (no TRVs). The downstairs one has stopped heating as has ... [Read more]
Mend boiler heating burners
4

Potterton Netaheat 10/16 problem?

Potterton Netaheat 10/16 comes on OK when timer calls - fan on, pilot on, burners light. After a few minutes t... [Read more]
Mend rads gas water
5

Upstair steel rads not heating, a little gas but no water when bled?

Upstair steel rads not heating, a little gas but no water when bled. Downstairs cast iron rads working fine, ... [Read more]
Mend Heating, Home Heating Systems
1

fernox mb1. andy again pleas?

cheers andy but how long can i leav it in is it fit and forget stuff, any way to dheck its still alive as it w... [Read more]
Mend corrosion boiler inhibitor
1

FERNOX MB 10?

I MOVED INTO A NEW HOUSE IN JAN THIS YEAR , INTENDED TO DO A FLUSH AND REFIL OF THE SYSTEM , THERE ARE NO PROB... [Read more]
Mend blockage radiators boiler
4

Draining down sytem?

I drained down my system in order to clean the system with Fernox through the draincock on the boiler but it t... [Read more]
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