8 Refrigerant and water piping
TCGB0123 rev.2 - 10/2019
95
8
8. Refrigerant and water piping
Index
8.1 General notes before performing piping work .......................................................................................96
8.1.1 Piping work .................................................................................................................................................... 96
8.1.2 Suspension of refrigerant and water pipes .................................................................................................... 96
8.2 Refrigerant circuit ..................................................................................................................................97
8.2.1 General notes R32 refrigerant ....................................................................................................................... 97
8.2.2 Refrigerant piping .......................................................................................................................................... 97
8.2.3 Refrigerant charge ......................................................................................................................................... 99
8.2.3.1 Refrigerant charge amount .............................................................................................................. 99
8.2.3.2 Refrigerant charge before shipment (W
0
(kg)) ................................................................................. 99
8.3 Space heating and DHW .......................................................................................................................99
8.3.1 Additional hydraulic necessary elements for space heating .......................................................................... 99
8.3.2 Additional hydraulic necessary elements for DHW ...................................................................................... 100
8.3.3 Additional hydraulic optional elements (For DHW) ...................................................................................... 102
8.3.4 Additional hydraulic necessary elements for DHW (only for UK market) .................................................... 102
8.3.5 Requirements and recommendations for the hydraulic circuit .................................................................... 103
8.3.6 Water piping ................................................................................................................................................ 104
8.3.7 Water quality................................................................................................................................................ 105
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