Gree ULTRA heating GMV5 Multi VRF Series Service Manual page 55

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Install a drain trap connector for each unit.
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The drain trap connector shall be installed in a way that facilitates trap cleaning.
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Indoor unit
Connector
8.1.5 During condensate water pipe installation, ensure a distance above 500 mm between the pipe and the electric box of the unit for
8.2. Requirements on Installation of Drain Pipes for Different Types of IDUs
8.2.1 Drain Pipe Installation for Hidden Air-duct-type IDU for Air Supply
a. Ensure an inclination degree of greater than 1% when connecting the drain pipe to the IDU.
maintenance.
c. There is a condensate water outlet on both sides of the IDU. After one condensate water outlet is determined, use the
rubber stopper to block the other outlet. Tie it with threads and strap with insulation materials to prevent leakage.
e. Apply insulation materials to the condensate water pipe joints to prevent dewing. d. Insulation for connection between the
Indoor unit
Bands
Drain pipe for the unit
Connector
Indoor unit
PVC pipe for the unit
Drain hose
Ultra Heating GMV5 Multi VRF
for North America
53