Olmo OSH-T18HRK3 Owner's Manual page 11

Heat Insulation
Wrap the flexible hose carefully with the attached heat insulation material from the start to the
end (to indoor part)
Flexible Hose
Attached Heat-insulation
Material
Drainage Upward
To make sure that the drainage pipe would not be slanted
downward, lead it upward to a height 360mm maximum,
then downward lead it.
Drainage Test
Check whether the drain pipe is unhindered before testing.
1) Stow water from sprue to check.
2) Stow 600cc water with pot or hose from sprue slowly , preventing touching the drain pump motor.
3) After the preparation work , disconnect the water level switch ,power 220-240VAC to
board, and the drain pump start up immediately.
4) After drain pump run 2 min.,reset the water level pin, and the drain pump motor will stop after
running 1 min..
.
Motor Sound Test
The drainage test is doing during checking the drain pump motor running sound .
Reset the water level switch connection to the original position after the drainage test .
Hose band
Field-arranged Polyvinyl Chloride Pipe
Heat-insulation
Material
L N
Drain pipe connection
Sprue
10
Below
100mm
Indoor Unit
Ceiling
of terminal