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G Requirement for Water Inlet Filter (40 mesh
recommended)
Requirement for FIlter
Medium
Water
NOTE
G Filter must be installed on the water inlet pipe
of the unit in order to prevent the plate heat
exchanger from being blocked by impurities.
5.2 Refrigerant Piping Work
(1) Ensure that the directions for refrigerant piping
work according to the tables.
Table 5.1 Outdoor Unit Pipe Model
Outer Diameter of Pipe
Diameter
Capacity
Gas
(KBtu/h)
28
38
48
54
Table 5.2 Indoor Unit Pipe Model
Indoor Unit Capacity (KBtu/h)
07 ~ 14
17 ~ 18
22 ~ 54
Nominal Pressure
Branch Pipe
Liquid
HFQ-052F
Gas Pipe
Liquid Pipe
G Position of Connection Pipes to the Outdoor Unit
28 ~ 54
Outlet Water Pipe
Liquid Pipe
Gas Pipe
Intlet Water Pipe
Fig. 5.1 Position of Connection Pipes
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