Innova IGZDUP35V2NI-1 Owner's Manual page 20

(4) Pass the unit hangers over the bolts installed to the ceiling and install the
unit with the special nut. See the following figure.
2.2.1.2 Leveling
After installing the indoor unit, level detection of the unit shall be conducted.
Place the unit horizontally and leave the left and right side with a downward slope of
1/100~1/50 in drainage direction, as shown below.
2.2.2 Outdoor Unit Installation
(1) If the outdoor unit is installed on a solid ground such as concrete, use
M10 screw bolts and nuts to secure the unit and make sure the unit
stands erect and level.
(2) Do not install it on top of the building.
(3) If it vibrates and causes noise, please add rubber cushion between the
outdoor unit and the installation base.
(4) When the outdoor unit is in heating or defrosting, it needs to drain water.
When installing the drain pipe, plug the accompanied drainage connector
to the drainage hole on the chassis of the outdoor unit. Then connect a
drain hose to the drainage connector (If drainage connector is used, the
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Unit:mm