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UNIT INSTALLATION
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3.1 Position and Location
Ensure the unit's installation location meets the following requirements:
1. Unit should be installed so that air discharged by the outdoor fan will not return.
2. The unit should have sucient surrounding space for repairs and maintenance.
3. The installation site must have proper ventilation for both intake and exhaust of air.
4. Place of installation must be strong enough to support the weight of the unit, and should be able to insulate
noise and prevent vibration. Ensure that wind and noise emitted from the unit will not disrupt those nearby.
5. Avoid direct sunshine over the unit. If unavoidable, assemble a sun shield to protect the unit.
6. The installation site must be able to drain rainwater and condensate drainage.
7. The unit should not be exposed to potential environmental damage.
8. The air exhaust outlet of the unit should not directly face strong wind.
9. The unit must be anchored on a stable and solid surface.
MDPH180244 / MDPH180364 / MDPH180484 / MDPH180604
3.2 Lifting
Do not remove the unit's packaging materials before installation. Keep the unit upright and do not drop. Rig the
unit by attaching a chain or cable slings to the lifting holes in the base rails.
Place the unit on the roof curb and maintain clearance between the roof curb and the base rail inside at 1/4in.
(6.4mm). After the unit is in position, remove the rigging skids and packaging materials.
NOTE
1. Spreader bars are required in order to prevent
the rigging straps from damaging the unit.
2. All panels must be in place when rigging.
3. The height between the top of the unit and the
rigging cables' connection point should be 36-
54in. (914-1371mm)
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