18 Multi Air Conditioner
Installation
• Select and mark the position for fixing
bolts.
• Drill the hole for set anchor on the face of
ceiling.
• Insert the set anchor and washer onto the
suspension bolts for locking the
suspension bolts on the ceiling.
• Mount the suspension bolts to the set
anchor firmly.
• Secure the installation plates onto the
suspension bolts (adjust level roughly)
using nuts, washers and spring washers.
1 Set anchor
Old building New building
2 Plate washer
3 Spring washer
4 Nut
5 Suspension
bolts
How to Fix
CAUTION : Tighten the nut and bolt to prevent unit falling.
Connect the wires to the terminals on the control board individually according to the outdoor unit connection.
• Ensure that the color of the wires of outdoor unit and the terminal No. are the same as those of indoor unit respectively.
Terminal Block of Indoor Unit
1(L1) 2(L2) 3
Connected to outdooor unit
Wiring Connection
B1/B2 Series
Conduit connection
1. Remove the busing rubber product attached on the indoor unit.
2. Set the connecting cable into the terminal block of indoor unit, and tighten set screw to lock the
conduit bracket to the indoor unit.
3. Join the conduit and the conduit bracket together.
Lock nut
Conduit
mounting
plate
Conduit
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