Delta 21CK018C24 Instruction Manual page 42

[ Fix the hoisting stand firmly ]
Water lever
1、The primary step for install the indoor unit.
☆ When attach the hoisting stand on hoisting screw, do use nut and gasket individually at the upper
and lower of the hoisting stand to fix it. The use of gasket anchor board can prevent gasket break
off.
2、Use install cardboard
☆ Please refer to the install cardboard about the dimension of ceiling opening.
☆ The central mark of the ceiling opening is marked on the install cardboard.
☆ Install the install cardboard on the unit by bolt (3 piece), and fix the angle of the drainage pipe at
the outlet vent by bolt.
3、Adjust the unit to the suitable install place.
4、Check if the unit is horizontal.
☆ Inner drainage pump and bobber switch are included in the indoor unit, check if 4 angle of every
unit are horizontal by water lever. (If the unit is slant toward the opposite of the coagulate water
flow, there may be malfunction of the bobber switch and lead water drop.)
5、Backout the gasket anchor board used to prevent gasket break off and tighten the nut on it.
6、Backout the install cardboard.
Nut (supplied at scene)
Gasket (attachment)
Hoisting stand
Tighten (double nuts)
Polyethylene pipe
Bolt of one of the angle of outlet pipe is fix
on the angle of the drainage slot
Center of the ceiling
opening
Bolt （ attachment ）
[ Fix the install cardboard ]
Fig.2
41
Insert
Gasket anchor board
(attachment)
[ Fix the gasket firmly ]
Install cardboard
Bolt （ attachment ）