How to mend ... Water Blocked Exchanger

How can i fix my combi boiler, Worcester 28CDi?

I have my boiler temperature set between 3 & 4 for switching on first thing in the morning.After about two min... [Read more]

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]

greenstar 24i. No hot water?

No hot water delivery, the boiler kettles on the main heat exchanger with HW demand. Central heating demand n... [Read more]

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]

water pressure?

my hot water is only coming out in a trickle is this due too the heat exchanger been blocked?

tumble dryer is leaking water ?

hi my tumble dryer Whirlpool 6th sense aWz 8477 - is leaking water - the room gets very damp - all steam - its... [Read more]

Low Hot water outlet pressure through tap?

I am experiencing low hot water through tap and its coming out rusty. What type of heat exchanger is there on ... [Read more]

Hot Water Problem with Ideal Isar He24 Combi?

Hi, Can anyone help? A friend of mine is having problems with her hot water supply from her Ideal Isar He2... [Read more]

ravenheat csi 85 problem?

hello, my ravenheat csi 85 has just developed a little issue . What happens is when the ch is off i turn on ... [Read more]

hot water is intermitant, in and out in 20second gaps?

My hot water on the taps is in and out every 20seconds. this seems to be a blocked heat exchanger. How much ro... [Read more]

jaguar 24ktvj combi boiler?

when trying to get hot tap water boiler cuts out f3 = heat exchanger blocked . removed pump ,internal casing a... [Read more]

hot water problem with my baxi combi 105e?

i have a baxi 105e the heating and hot water was not working. On investigation found that the 10mm pipes were ... [Read more]

fellow engineers, advice on ecomax?

righty ho, vaillant ecomax firing whistling and extinguishing. it blew a hole in the flexible re-enforced t... [Read more]

Worcester 350 Combi Plate heat Exchanger - Is engineers diagnosis correct ?

We have a Worcester 350 Combi and recently when we have been running the hot water the system has been overhea... [Read more]

Sime super 90 no hot water?

Hi ...Central heating works but no hot water. Turn hot water tap and water is flowing but cold. Advice from ... [Read more]

how can i fix my vokera options boiler it heats up and cuts out after ten s?

my vokera options boiler heats up then cuts out after about 10 seconds ,the flow pipe at the boiler gets very ... [Read more]

how can i fix my boiler?

my freinds boiler is a potterton performa 24 hot water is luke warm and some times its just cold would i be ri... [Read more]

protherm 100e combi boiler?

the central heating is ok, but turn on hot tap and after about 20 seconds boiler stops, and then starts again,... [Read more]

Baxi 105 HE?

Fan LED light coming on, no hot water or CH, sometimes lights up then goes off again, the last two days have b... [Read more]

vaillant woes?

hi all ,in need of a bit of help for a sick vaillant 828 turbo plus fitted about 3 years ago,a brief history... [Read more]