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We have 11 questions about mending 'showing working changed' in category Heating, Home Heating Systems which have been answered

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Mend boiler working fire

Vaillant condensing boiler ecoTEC plus?

The boiler stopped working and showed fault F22 dry fire. I changed the 3 amp fuse in the electric switch and ... [Read more]
Mend help suddenly working

Vaillant ecoTec 831 I have hot water but no heating?

Please help! Our heating has suddenly stopped working. The display shows that the internal pump is running, ... [Read more]
Mend room worcester greenstar

E1 fault on digistat room control for Worcester Bosch Greenstar Junior 24i?

Hi, My Greenstar Junior 24i/28i has hot water, but no heating. The digistat room controller is showing E1 fa... [Read more]
Mend potterton promax combi

Potterton E1 33 fault?

i have a Potterton Promax Combi He plus. The E1 33 fault keeps showing. We have had the ignitor changed, Calor... [Read more]
Mend drayton heating help

Drayton Wireless Thermostat. Not working Heating. Please help?

I Have a drayton wireless thermostat and am on the verge of a nervous breakdown with it. Room thermostat: chan... [Read more]
Mend turbomax 824e boiler

Vaillant turbomax plus 824e confounding the 'experts'?

My boiler keeps on locking out showing f.22 or f23. I have had two 'experts' look at it, one changed Almost ev... [Read more]
Mend showing working changed

Ideal/ISAR boiler showing 3 lines?

Just came home from holidays to find the boiler not working. Initially was showing L9, but then changed to 3 l... [Read more]
Mend worcester cdi hot

EA error showing for Worcester Bosch Greenstar CDi?

We awoke one morning recently to no hot water and discovered our boiler was displaying an EA error message. S... [Read more]
Mend vokera 24 boiler

How can I fix my Vokera 24 Boiler?

My boiler was showing error 07. I changed the primary thermistor switch as described in the installation and ... [Read more]
Mend vaillant turbomax central diverter

vaillant turbomax F23 error keeps coming up when I turn on the central heat?

Th heat exchanger and the diverter valve were changed on my boiler as the hot water and the central heating ke... [Read more]
Mend hot water fan pilot

Ferroli Hawk 2 Not firing up?

My Ferroli Hawk 2 will not provide hot water or CH. Fan is working, pilot light is on (on these models it sta... [Read more]

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