How to mend ... Diverter Valve Diaphragm

how can I fix leak on combi 105e?

I have a water leak between the diverter manifold and the DHW pressure differential valve,I have replaced the ... [Read more]

Water pressure on a Sime 100e combi-boiler?

... after replacing the diverter valve diaphragm, dhw heat exchanger and cleaning the inline filter I'm still ... [Read more]

Sime Super 90 DHW/divertor valve problems HELP!?

Just replaced the diaphragm in the diverter valve, and lubricated the spindle with silicone grease. Although t... [Read more]

Glowworm 30ci leaking?

A couple of days ago, I noticed that the heating was off. I used the internal control to fire it up, but there... [Read more]

Saunier Duval Boiler - SD30e cutting out?

Hi, I have an SD30e combi boiler (exactly the same as a Glow-worm compact) and recently a diaphragm had to be ... [Read more]

The hot water on my Alpha Ocean 240e is only just tepid!!?

I have an Alpha Ocean 240e, It's keeping the radiators nice and warm but the DHW only gets hot if you run the ... [Read more]

Vaillant Turbomax VUW GB 242 E - no hot water?

CH works fine. DHW works when CH is on. No DHW when CH is off. White rocker arm isn't pushing down the mi... [Read more]

Vaillant Turbomax VUW242E No hot water?

I have a Vaillant Turbomax VUW242E boiler,Heating is ok but not getting any hot water. I have replaced the DH... [Read more]

Glow-worm combi boiler 100e information urgently needed?

where is the diverter valve on a Glow-worm 100e combi boiler and what do i need to do to change the diaphragm ... [Read more]

Optima 701 Diverter Valve?

Is the Diverter Valve really the Combination Gas Valve, Item No 44, GC Part No386544, Makers Part No 800540. ... [Read more]

how to change diaphragm?

is it possible to change the diaphragm within the diverter valve or is it best to change the complete diverter... [Read more]

Sime Super 90 - heating comes on when hot water truned on?

My Sime super 90 has these problems: * always heats the central heating when the hot tap is turned on *... [Read more]

baxi 105e?

how can i drain my primary circult to change the diverter valve diaphragm ? i can't undo the boiler drain c... [Read more]

Vaillant Turbomax 242E problem?

Would be very grateful for your help here, I have a Vaillant Turbomax 242E combi boiler that in the last Two d... [Read more]

worcester bosch 230 combi rsf?

No hot water, only when central heating on. I have identified the problem as being the diaphragm plunger is... [Read more]

vaillant vcw-gb 242 eh not igniting to either heat dhw or ch?

boiler was drained to look at water valve diaphragm as central heating was not working (ie) diverter valve no... [Read more]

hot water makes a loud noise on my biasi 24s combi?

when the hot taps are turned on the Biasi 24s combi boiler it makes a loud gurgling noise and sometimes the wa... [Read more]

How can I fix my 3way diverter f valve on my Ravenheat combi boiler?

Since taking the 3way valve off my combi boiler to change the diaphragm the domestic hotwater is not switching... [Read more]

Why does the hot water on my Ravenheat boiler sometimes come out cool?

A Ravenheat 820/20 combi boiler, had diverter valve diaphragm replaced last year as it had perished, now occas... [Read more]

Sime 80?

My Sime Format 80 was not giving any hot water but the heating was OK. I checked the diaphragm and it was dam... [Read more]