GMV5 D.C INVERTER MULTI VRF SERVICE MANUAL
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6.3.2 Insulation for the Condensate Water Pipe System
6.3.2.1 Thickness of the Insulation Layer
Thickness of the insulation layer for the condensate water pipe must be greater than 10 mm
(0.39inch).
6.3.2.2 Bond the insulation material joints with special glue and then wrap them with plastic adhesive.
The width of the adhesive must be greater than 50mm (1.97inch) to prevent dewing.
6.3.2.3 Insulation is not required for the outdoor part of condensate water pipes.
6.3.3 Insulation for Air Ducts
6.3.3.1 Insulation for air duct components and devices must be performed after the air leakage test is
performed or after quality check.
6.3.3.2 Use centrifugal glass wool or rubber and plastic materials for insulation or use novel insulation air
ducts.
6.3.3.4 The insulation layer should be flat and tight without any crack or gap.
6.3.3.5 Thickness of the Insulation Layer
For the air supply and return air pipe laid in a room without an air conditioner, thickness of the
rubber and plastic insulation layer is 35 mm (1.38inch).
For the air supply and return air pipe laid in an air conditioning room, thickness of the rubber and
plastic insulation layer is 20 mm (0.79inch).
6.3.3.6 Supports, hangers, and brackets of the air duct must be installed outside the insulation layer. A
chock must be provided between the support, hanger, or brackets and the air duct.
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