LG MULTI F Installation Manual page 30

THE OUTDOOR UNITS
Specifications
• Tightly anchor the outdoor unit with a bolt and nut to a concrete or rigid platform.
•
platform with nails and / or wiring, taking into consideration the possibility of strong winds or earthquakes.
• If installing the outdoor unit on the roof, check the strength of the roof.
Outdoor Unit Platform Concrete Specifications
• Concrete foundations must be made of one part cement, two parts sand, and four parts gravel.
• The surface of the foundation must be finished with mortar with rounded edges, and weatherproofed.
• See table and figures for height, width, etc., requirements.
• Include an area for drainage around the foundation to ensure condensate thoroughly drains away from
the outdoor unit.
Figure 13: Close up of Bolt Attachment.
Anchor Bolt
M10
Figure 14: LMU18CHV and LMU24CHV Outdoor Units.
Unit: Inch
Figure 16: LMU480HV, LMU540HV, LMU600HV Outdoor Units.
30
13/16
Unit: Inch
Unit: Inch
Due to our policy of continuous product innovation, some specifications may change without notification.
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Table 9:
Outdoor Unit Bolt Type Concrete Height Bolt Depth
LMU18CHV, LMU24CHV,
M10-J
LMU30CHV, LMU36CHV
LMU480HV, LMU540HV,
M10-J
LMU600HV
Figure 15: LMU30CHV and LMU36CHV Outdoor Units.
F
MULTI
F
MULTI MAX
Figure 12: Example of Using an
Insert for a Hole in a Reinforced
Concrete Beam.
Polyblock /
Anti-Vibration
Material
Nail Securing
Polyblock
Suspension Bolt
Concrete Beam
Minimum
Minimum Four (4)
Three (3)
Inches
Inches
Minimum
Minimum Eight
Three (3)
(8) Inches
Inches
Unit: Inch