10
INSTALLATION CONSIDERATIONS
Physical Installation
1� Installer to prepare suitable threaded hangers with adjustable nuts and gaskets�
2� Install as shown by the image above� Installation must be level and securely fastened�
3. Failure to observe proper fixing could result in injury, equipment damage and excessive vibration.
Uneven installation will also effect damper operation�
Notes for reverse installation of the unit
4� Reverse labeling shows the unit is upside down�
Ducting
1� Connection of unit vents and ducts should be taped or sealed to prevent air leakage, and should com-
ply to relevant guidelines and regulations�
2� The two outdoor vents should face downward toward the outside to prevent any rain water ingress�
(angle 1/100 1/50).
3� Insulation must be with the two ducts outside to prevent condensation�
Material: glass cotton, Thickness: 25mm