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Installation of hanging bolt
Use M10 hanging bolts (4 pcs, to be local procure).
Matching to the existing structure, set pitch according to size in the unit external view as shown below.
New concrete slab
Install the bolts with insert brackets or anchor
bolts.
Steel flame structure
Use existing angles or install new
support angles.
Existing concrete slab
Use a hole-in anchors, hole-in
plugs, or a hole-in bolts.
Anchor bolt
(Blade type
bracket)
(Slide type
bracket)
(Pipe hanging
anchor bolt)
Reinforcing
steel
Hanging bolt
Hanging bolt
Support angle
Hanging bolt
Nut (Upper side)
Washer (Upper side)
(Hanging bracket main unit)
Washer (Lower side)
Nuts (Lower side)
Hanging bracket
Thermal insulator
(Accessory)
Preparation before installation
1. Check positional relation of the check port, unit, and hanging bolt.
2. Punch an opening hole for installation. (In case of existing ceiling)
* Punch an opening hole on the ceiling of installation, and perform unit piping, piping until the wiring connecting
port (refrigerant, water supply, drain) and wiring work (power supply, connecting wiring, remote controller
wiring).
3. Mount the hanging bolt. (Hanging bolt size: Use M10.)
Hanging up of unit
CAUTION
This unit is incorporated with drain pump and float switch. Never incline the main unit.
Otherwise, malfunction of the float switch may be caused resulting in water leakage.
• Adjust the nut position (lower side).
• Hang up the main unit by hanging nut of hanging bolt to T groove of hanging bracket of the indoor unit.
• Using the level vial, etc., check that four sides are horizontal. (Horizontal degree: within 5mm)
• Attach canvas ducts (procured locally) to the air inlet and the air outlet so that vibration of the main unit does not
travel to the duct or ceiling. Attach also acoustic-absorption material to the inner liner of the duct and the
vibration-proof rubber to the hanging bolt.
REQUIREMENT
• Using a level vial, etc., confirm the horizontal level of the indoor unit.
• Tighten the nut sufficiently, and fix it securely.
