Multi Variable Air Conditioners Duct Type Indoor Unit
10
about 100mm lower than the drainage port of each unit. In this case, thicker pipes should be
applied.
additional drainage pipe
insulating
pipe
insulating tape
drainage pipe
of indoor unit
Fig 4.3.1
4.3.2 Drainage pipe installation
1) Insert the drain hose into the drain hole and tighten it with tapes, as shown in Fig 4.3.2.
2) Tighten the pipe clamp, with the distance between screw nut and hose smaller than 4mm.
①
metal clamp(accessory)
②
drain hose(accessory)
3) Use sealing plate to make the pipe clamp and hose insulated, as shown in Fig.4.3.3.
①
metal clamp(accessory)
②
hermal sponge(accessory)
1
2
3
1
2
Fig 4.3.2
Fig 4.3.3
4) When connecting several drain pipes, follow the instruction as indicated in Fig 4.3.4. Choose
the drain collecting pipe that matches with unit capacity.
T Joint of Collecting Pipe
100 m
Fig 4.3.4
5) Install the trap as shown in following Fig 4.3.5.
6) Install one trap for each unit.
7) Convenience for cleaning trap in the future should be considered when installing it.
Fig 4.3.5
