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unitech
26-05-2017, 03:40 PM
Indoor unit PEFY P 25 outdoor unit PQRY-250 YGMA. One indoor unit not heating or cooling. replaced LEV. re set valve via mnet. still no joy. carry out checks to make sure valve was correctly fitted and plugged into board. checked all dipps to prove bc control valves functioning as tey should and unit in test cooling.

Highlander 007
16-06-2017, 01:18 PM
Check you haven't clogged the liquid pipe with brazing material when installed.