valiant pressure on 3.0

rocketnadz · 23 Jun 2007

please help
pressure on my combi boiler should be 1.5 but its on 3.0 .
i have to open tap fully for a along time only then hot water starts to come out any solutions to this problem

Gasman1015 · 23 Jun 2007

The filling loop is letting by.

The expansion vessel is knackered.

The divertor/diaphragm/water valve is worn.

Just to start you off.

More concise information would be useful

gas4you · 23 Jun 2007

Yeah like which Vaillant combi it is for starters

weareleeds · 23 Jun 2007

Could also be plate heat exchanger passing

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valiant pressure on 3.0

rocketnadz

Gasman1015

gas4you

weareleeds

DIYnot Local

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