Drop the pressure using PRV though that itself could have detrimental issues. Refill system. If that does not work, seek professional help from...
Such a simple fault yet it is confounding the poster. Basic stuff.
Getting remote guidance is one thing, getting someone who knows what the...
Next course of action would be overhaul the flow manifold with appropriate Biasi/ Ideal bush and diaphragm
None other than the bypass which will create negative pressure top ( or is it base) of the diaphragm
The flow manifold is on the flow group
Run the boiler in hot water mode couple of times, ensure system Pressure is about 1/1.25 bar. Make sure cap is loose to allow air to self purge...
Look at the flow switch spindle
Fact that it is pushing out for central heating ( due to higher differential across flow and return), it is...
Air in the system or pump is weak
Get another engineer who can diagnose the defect instead of throwing parts at the boiler. If the fault is there then should be easy to fix
Saw MI55 CNT, could be similar
Fir sure PI55 AFF
Seen van here with sign, ‘you have tried the cowboys, now try the Indians’
Another one ‘ we fix...
I would dry fit all components. No need for putty Plumbers main or PTFE
if it leaks, then something not fitted correctly
My preference is a Honeywell Lyric 6 ( hard wired) or 6R ( wireless)
Check what the tap is delivering in 15 seconds times 4
Then check if the sum is equal to hot water delivery for that boiler.
I would be tempted...
You can never take out Glasgow out of a Glaswegian:ROFLMAO::ROFLMAO::ROFLMAO:
If that was the case, pipe connected to top of cylinder ( hot water supply pipe to your taps) will be cold
Look at the tap washer first before you start on the cylinder
Three panel bifold jumped top track. Some pictures follow. Screws were a mix of two grub screws per leaf of hinge, one Phillips screw and rest...
That is not proper sour dough bread
Any one making that?
When doing any job, be it for yourself or a client, it is prudent to mull over need for future repairs or instal failure. Undercut on proper...
If valve is ball type, change to Shutter type three port. Pump can sometimes slam the ball type valve
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