> 30 cm
20
••
25mm
8
••
13mm
>20mm
285
750
845
590
695
860
351.2
135
235
125
335
330
530
110
62
315
290
301.5
141.5
560.1
163
590
313
895
300
360
960
990
336.4
400
1245
360
940
650
181.4
624
B
C
E
D
A
H
❥✱
DC Inverter R-410A
MODEL
A
B
C
D
E
H
REMARK
18
840 550 335 360 310 677
R-410A
24
894 590 333 355 302 860
36
990 624 366 396 340 960
48
940 600 376 400 340 1245
❥✱
YODC-YOJC 30-36
❥✱
YODC-YOJC 48-60
❥✱
YODC-YOJC 12
❥✱
YODC-YOJC 18
❥✱
YODC-YOJC 24
Outdoor unit
Chart 9
Hanging arm
Hanging
screw bolt
Mounting bolt
D. Connecting point of refrigerant pipe
(D. gas side)
E. Connecting point of refrigerant pipe
(E. Liquid side)
Drain point
Chart 11
Chart 10
Screw nut
Washer
Hanging
screw bolt
Hanging arm
Mounting bolt (max. 40 mm)
Side board
Grille
Hanging arm
ATTENTION:
The
fi
gures above are based on model with 18000 Btu/h as rated
capacity, which may differ from the unit you purchased.
The dimension of the unit
Capacity
(Btu/h)
A
B
C
D
E
F
G
H
12000-24000 Btu/h
990
660
206
505
506
907
200
203
36000 Btu/h
1280
660
206
795
506
1195
200
203
48000-60000 Btu/h
1670
680
244
1070
450
1542
200
240
• Note: The dimension of 12000 Btu/h and 24000 Btu/h are the same
The dimension of 48000 Btu/h and 60000 Btu/h are the same
Chart 8
Chart 7
Installation of the indoor unit at too high > 30 cm
a position.
CEILING INSTALLATION
1. Remove the side board and the grille. (Refer to Chart 8)
(For models 48000 and 60000 Btu/h, do not remove the grille.)
2. Locate the hanging arm on the hanging screw bolt. (Refer to Chart 9)
Prepare the mounting bolts on the unit. (Refer to Chart 10)
3. Hang the unit on the hanging arm by sliding backward. Securely tighten the
mounting bolts on both sides. (Refer to Chart 9)
Installation of the outdoor unit in a place
exposed regularly to a strong wind.
Installation of the indoor unit in a place where
there is an obstacle near the air inlet or outlet.
Installation of outdoor units too close or,
blowing discharged air into each other.
Installation in the unit in wrong direction.
Installation of the indoor unit in direct sun light.
INSTALLATION IN THE FOLLOWING PLACES
MAY RESULT IN TROUBLE
INDOOR UNIT INSTALLATION
Installing Ø10 hanging screw bolts. (4 bolts)
• Please refer to the following
fi
gure for the distance measurement between the
screw bolts.
• Please install with Ø10 hanging screw bolts.
• The handling to the ceiling varies from the constructions, consult the construction
personnels for the speci
fi
c procedures.
1. The size of the ceiling to be handled ... ... do keep the ceiling
fl
at. Consolidate
the roof beam for possible vibration.
2. Cut off the roof beam.
3. Strengthen the place cut off, and consolidate the roof beam.
• Carry out the pipe and line operation in the ceiling after
fi
nishing the installation
of the main body. While choosing where to start the operation, determine the
direction of the pipes to be drawn out. Especially in case there is a ceiling, position
the refrigerant pipes, drain pipes, indoor & outdoor lines to the connection places
before hanging up the machine.
• The installation of hanging screw bolts.
