U-Match Series Duct Type Unit
25
3.2.6.1 Indoor Side Drainage Pipe
NOTICE
Install the drain hose in accordance with the instructions in this installation manual
and keep the area warm enough to prevent condensation. Problems with the piping
may lead to water leaks.
(1) Install the drain hose with downward gradient (1/50 to 1/100) and no risers or
traps are used for the hose. See the following figure.
(2) Be sure there is no crack or leak on the drain hose to avoid the formation of air
pocket. See the following figure.
(3) When the hose is long, install supporters. See the following figure.
(4) Always use the drain hose which has been insulated properly.
(5) Use a suitable drain hose.
(6) There is a drain port on both the left and right sides. Select the drain port to
match the local conditions. See the following figure.
(7) When the unit is shipped from the factory, the drain port is defaulted to be the
Summary of Contents for U-Match GU100W/A1-M
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