Commissioning - Hitachi YUTAKI S COMBI Series Installation And Operation Manual

Commissioning

8.1 Before operation ..............................................................................................61
8.2 Preliminary check ............................................................................................61
8.2.1 Checking the unit ...................................................................................61
8.2.2 Electrical checking .................................................................................61
8.2.3 H ydraulic circuit checking (space heating and DHW) ...........................62
8.2.4 Checking the refrigerant circuit .............................................................63
8.3 Commissioning procedure ..............................................................................63
8.4 Test run / air purge ..........................................................................................64
PMEN0645 rev.0 - 04/2023
8
60