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Indoor Unit Installation
• Select and mark the position for fixing bolts.
• Drill the hole for set anchor on the face of ceiling.
CAUTION : Tighten the nut and bolt
to prevent unit falling.
Wiring Connection
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.
L1/L2/L3 Series
Indoor unit
Terminal Block Indoor
1(L)
2(N)
INDOOR POWER INPUT
POWER
AC 220 V
WARNING : Make sure that the screws of the terminal are free from looseness.
CAUTION : The Power cord connected to the unit should be selected according
to the following specifications. (Cable type CV approved by IEC
60502-1)
Outdoor unit
Outdoor unit
Terminal Block Indoor
SODU SODU
3(A)
4(B)
Comm.
DC 12 V
NORMAL
CROSS-SECTIONAL
AREA 2.5mm
2
• Insert the set anchor and washer onto the suspen-
sion 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.
Old building
1 Set anchor
2 Plate washer
3 Spring washer
4 Nut
5 Suspension
bolts
Central controller
Indoor unit
IDU
IDU
INTERNET
DRY1 DRY2 GND
Installation
New building
12V
Installation Manual 9
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