Gree GMV-ND100L/A-T Service Manual page 133

GREE
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Install one water trap for each unit
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Installation of water trap shall consider easy cleaning in the future.
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Connection of drainage branch pipe to the standpipe or horizontal pipe of drainage main pipe
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The horizontal pipe cannot be connected to the vertical pipe at a same height. It can be
connected in a manner as shown below:
NO.1: 3-way connection of drainage pipe joint
NO.2: Connection of drain elbow
NO.3: Connection of horizontal pipe
GMV5 INDOOR UNIT SERVICE MANUAL
128