Lennox PISO-TECHO Installation Manual page 7

Ceiling Installation
Hanging arm
Chart 7
1.Remove the side board and the grille.(Refer to Chart 8)
(For models 48000 and 60000 Btu/h, do not remove the grille.)
Side board
Grille
Chart 8
2.Locate the hanging arm on the hanging screw bolt.(Refer to Chart 9)
Prepare the mounting bolts on the unit.( Refer to Chart 10)
8～13mm
Screw nut
Washer
Hanging
screw bolt
Mounting bolt(max.40mm)
Hanging arm
Chart 9
Chart 10
5