Multi Variable Air Conditioners Duct Type Indoor Unit
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(8) Each unit should be installed with one water-sealed joint.
Fig 5.3.5
(9) The horizontal pipe can be connected to vertical pipe in the same level; please select the
connection way as shown in following fig.
Fig5.3.6 Fig 5.3.7 Fig 5.3.8
NO.1: Connection of drainage pipe joints (Fig5.3.6)
NO.2: Connection of downspout elbow (Fig5.3.7)
NO.3: Inserting pipe connection (Fig5.3.8)
(10) The installation height of raising pipe for drainage should be lower than 850mm. The
gradient from raising pipe towards drainage direction should be at least 1%~2%. If the
raising pipe is vertical with the unit, the raising height should be less than 800mm.
Fig 5.3.9
(11) Drain pipes should have a downward slope of at least 1%~2%, in order to prevent pipes
from sagging, install hanger bracket at intervals of 1000~1500mm.
Fig 5.3.10
