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Mend Halstead Combi System Small Valve

Leak on feed side of radiator on a pressurized combi system?

I have a small leak from the valve joint on the feed side of a radiator, so the system which has halstead combi boiler is losing pressure. Do you have to drain the system? and if so whats the procedure? Thanks

Peter
October 2006

Halstead Halstead Combi Heating, Home Heating Systems System Small Valve

drain the system from a radiator with a drain tap fix the valve repressure the system use the filling loop on the boiler to about 1.5 bar bleed the rads not letting the pressure go below 1.0 bar.

hi-spec plumbing
October 2006

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Halstead Combi Boiler: Radiator Leak & Pressure Loss