Hang the air-in grill to the panel, then connect 
the lead terminator of the swing motor and that 
of the control box with corresponding 
terminators on the body respectively.   
 
Install the 4 corner covers back. 
 
 
Note: The panel shall be installed after the 
wiring connected. 
14.2.6  HESP duct indoor unit installation 
14.2.6.1 Service space for indoor unit 
500mm or more
600mm or more
Indoor unit
600mmx600mm
Maintenance and repair space
 
14.2.6.2 Bolt pitch 
 
 
 
14.2.6.3 Install the pendant bolt 
Select the position of installation hooks 
according to the hook holes positions showed 
in upper picture. 
Drill four holes of Ø12mm, 45~50mm deep at 
the selected positions on the ceiling. Then 
embed the expansible hooks (fittings). 
   
             
14.2.6.4 Install the main body 
Make the 4 suspender through the 4 hanger of 
the main body to suspend it. Adjust the 
hexangular nuts on the four installation hooks 
evenly, to ensure the balance of the body. Use 
a leveling instrument to make sure the 
levelness of the main body is within ±1°.