Chigo SA-ZM03ENG-1 Instruction Manual page 14

2. Preparation before installation
1) Position relationship among ceiling opening, unit and hoisting bolt
Model
5.3kW、7.0kW and
above 10.5kW
Description:
1. The overlapping section of ceiling and trimming plate shall be kept as more than 2.0mm.
2. If necessary, open the opening on the ceiling required for installation. (In case the ceiling is mounted)
a. The dimensions of ceiling opening please refer to installation drawing.
b. Firstly complete all pipelines connecting with indoor unit (refrigerant pipe and drain pipe) and electric
wires (connection pipes of indoor and outdoor units) before installation for ease of connection with the
indoor unit after installation.
c. Reinforce the ceiling from the ceiling opening to keep the ceiling level and avoid vibration of ceiling.
2) Installation of hoisting bolt
1. To support the weight of units, use anchor bolt for existing ceiling; use embedded bolt or other parts
provided on site for the new ceiling.
2. Before continuing the installation, adjust the clearance from the ceiling.
4.Installation of unit
D ( distance between hoisting bolts)
C (indoor unit)
B (ceiling opening)
A (trim plate)
A
890
890
12
Refrigerant pipe
Ceiling
Hoisting bolt x 4
Size
B C
840
Hanging
bracket seat
A
Above 20
Unit: （mm）
D E
680 780