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Mend Pressure Problem Heating 28

Pressure problem in Heating mode Linea 28?

Pressure builds up when in heating mode only and escapes through prv needing to re-pressure after every time heating has been on, expansion vessel has pressure in at 12psi.

Alex
October 2012
Found it was the pipe to the expansion vessel was blocked by muck cleaned it out now works Ok

Alex
October 2012
replace prv

ltd
October 2012

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