INVENTOR u-match on/off, Service Manual

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U-MATCH AIR CONDITIONERS INSTALLATION
66
Sponge (gray) Drain hose
Clamp
Clamp(attachment)
Sponge(attachment)
Below 4mm
Figure 1-3-7
2
˅
Testing of Drainage System
‹
After the electrical installation is completed, carry out the testing of the drainage system.
‹
During the test, check if the water correctly flows through the pipelines. Carefully observe
the joints to ensure that there is no leakage. If the unit is to be installed in a new house, carry
out testing before decorating the ceiling.
3
˅
Matters of Attention
‹
The diameter of the drain hose should be equal or bigger than the connection pipe’s. ( The
diameter of polythene pipe: Outer diameter 25mm Surface thickness 1.5mm)
‹
Drain hose should be short and drooping gradient should at less 1/100 to prevent the
formation of air bubble.
‹
If drain hose cannot has enough drooping gradient, drain raising pipe should be added.
‹
To prevent bent of the drain hose, the distance between hoisting stand should is 1 to 1.5m.
(As shown in Figure 1-3-8)
P
ƻ
(Correct) 1/100 or more gradient
h
(wrong)
Figure 1-3-8
‹
The install height of the drain raising pipe should less than 280mm.
‹
The drain raising pipe should form a right angle with the unit, and distance to unit should not
beyond 300mm. (As shown in Figure 1-3-9)