Haier AD18LS1ERA Service Manual page 69

Use hole hinge, hole plunger or hole bolt.
Use steel angle or new support steel angle directly.
Fasten the nut on the suspension screw and then hang the suspension screw in the Tslot of the
suspension part of the unit.
Aided with a level meter, adjust level of the unit within 5 mm.
In order to drain water normally, the drain pipe shall be processed as specified in the
installation manual and shall be thermal insulated to avoid dew generation. Improper hose
connection may cause indoor water leakage.
Requirements
The indoor drain pipe shall be thermal insulated.
The connection part between the drain pipe and the indoor unit shall be insulated so as to prevent
dew generation.
The drain pipe shall be slant downwards (greater than 1/100). The middle part shall not be of Stype
elbow, otherwise abnormal sound will be produced.
The horizontal length of the drain pipe shall be less than 20 m. In case of long pipe, supports shall
be provided every 1.5
Central piping shall be laid out according to the following figure.
Take care not to apply external force onto the drain pipe connection part.
1.5m~2m
Insulation
Down slope
(supplied by
above 1/100
the user)
To the largest (app. 10cm)
VP30
Down slope above 1/100
Original concrete slab
Steel reinforcement structure
Suspension screw
Hanging of the indoor unit
CAUTION
2m to prevent wavy form.
Support
S type elbow
Hanging bolt
Support steel angle
-68-
Wall
Outside
Slant
Drain pipe (supplied
by the user)