MULTI/SINGLE CAC
3. Installation of Outdoor Unit
8
Installation of Outdoor Units
3.2 Settlement of the outdoor unit
• Anchor the outdoor unit with a bolt and nut tightly and horizontally on a concrete or rigid mount.
• When installing on the wall, roof or rooftop, anchor the mounting base securely with a nail or wire assuming the
influence of wind and earthquake.
• In the case when the vibration of the unit is conveyed to the house, secure the unit with an anti-vibration rubber.
Bolt construction work
Settlement draw of outdoor units
CAUTION
• The ingredients of foundation : Cement : Sand : Gravel for the concrete should 1 : 2 : 4 ratio
• The foundation surface should be finished with mortar.
• The edges of foundation should be rounded.
• A drain passage should be made around the foundation to thoroughly drain water away from the equipment
installation area. (Heat pump model)
• If installing the outdoor units on the roof, the roof's strength have to be checked.
• Care should be taken for weather - proofing
• Blocking all gaps of outdoor unit, for passing piping and wiring, using sealing material (Field supply)
(Animals and bugs might enter in the machine.)
M10
Mechanical anchor bolt
20
Diagram of lower surface
[Unit : mm]
Bolt
Tubing connection
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