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4. Installation of water drainage pipe
(1) Install water drainage pipe
Pipe diameter shall be equal or larger than that of connecting pipe (Pipe of polythene; size:
25mm; O.D.: 32mm )
Drainpipe should be short, with a downward slope at least 1/100 to prevent air bag from forming.
If downward slope of drainpipe cannot be made,lifting pipe shall be installed.
Keep a distance of 1-1.5m between suspending bolts, to make water hose straight.
Use the drainage hose and clip provided with unit.
Insert water pipe into water plug until it reaches the white tape.
Tighten the clip until head of the screw is less than 4mm from hose.
Wind the ddrainage hose to the clip using seal pad for heat insulation.
Insulate drainage hose in the room.
5. Cautions for the water drainage lifting pipe
Installation height of water drainage lifting pipe shall be less than 280mm
There should be a right angle with unit ,300mm from unit.
< Note >
The slope of water drainage hose shall be within 75mm , make the drainage plug not to bear
excessive force.
If several water hoses join together, of as per following procedures.
Specifications of the selected drainage hoses shall meet the requirements for the unit running
Slope less than 1/100
Connection drainage hose with a T-joint
100mm ¸over
slope over 1/100
1-1.5m
Clip
Tape(white)
Draingage hose
Large size seal pad
Less than 4mm
(accessory)
Clip
Clip
Water drainage
lifting pipe
Suspending bracket
Drainage hose
Less than 280mm
Less than 500mm
220mm
Less than 300mm
1-1.5m
220
Drainage hose
Less than 75mm
Less than 500mm
Installation Procedures