3. IDU Installation-Floor Ceiling
3. Indoor Unit Installation(Floor
Ceiling Type)
3.1 Service space for indoor unit
35mm/1.38in
1m/3.28ft
35mm/1.38in
35mm/1.38ch
3.2 Bolt Pitch
Ceiling Installation
MODEL(kBtu/h) Length of D (mm/inch) Length of E (mm/inch)
18~24 983/38.7 220/8.7
30K 1200/47.2 220/8.7
36K~60K 1565/61.6 220/8.7
Wall-Mounted Installation
3.3 Hang Indoor Unit
1. The installation of hanging screw bolts.
• Cut off the roof beam.
• Strengthen the area at which the cut was made
and consolidate the roof beam.
2. After the selection of the installation location, position
the refrigerant pipes, drain pipes, and indoor and out-
door wires to the connection points before mounting the
machine.
3. Drill 4 holes 10cm (4”) deep at the ceiling hook posi-
tions in the internal ceiling. Be sure to hold the drill at a
90° angle to the ceiling.
4. Secure the bolt using the included washers and nuts.
5. Install the four suspension bolts.
6. Mount the indoor unit. You will need two people to lift
and secure it. Insert suspension bolts into the unit’s hang-
ing holes. Fasten them using the included washers and
nuts
7. Remove the side board and the grille.
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