AOU18RLXFZ Installation Manual

En-9
Connection diagrams5. 4.
24 type
Power supply line Single-phase, 208/230 V
INDOOR
OUTSIDE
OUTDOOR UNIT
TERMINAL
TERMINAL
INDOOR UNIT A
1
2
3
1
2
3
G
G
G
Power lines
DISCONNECT SWITCH
(FIELD SUPPLY)
DISCONNECT SWITCH
(FIELD SUPPLY)
DISCONNECT SWITCH
(FIELD SUPPLY)
TERMINAL
INDOOR UNIT B
1
2
3
1
2
3
G
Grounding
line
Grounding
line
208/230 V
208/230 V
208/230 V
208/230 V
208/230 V
208/230 V
UNIT B
UNIT A
G
G
TERMINAL
INDOOR UNIT C
1
2
3
1
2
3
G
Grounding
line
208/230 V
208/230 V
208/230 V
UNIT C
L1
L2
(Inter-unit)
FUSE (FACTORY INSTALLED)
18 type
FUSE (FACTORY INSTALLED)
INDOOR
OUTSIDE
OUTDOOR UNIT
TERMINAL
TERMINAL
INDOOR UNIT A
1
2
3
1
2
3
G
G
(Inter-unit)
Power lines
Grounding
line
208/230 V
208/230 V
208/230 V
G
G
TERMINAL
INDOOR UNIT B
1
2
3
1
L1
2
3
L2
G
Grounding
line
208/230 V
208/230 V
208/230 V
Power supply line Single-phase, 208/230 V
UNIT B
UNIT A
DISCONNECT SWITCH
(FIELD SUPPLY)
DISCONNECT SWITCH
(FIELD SUPPLY)
WARNING
Disconnect switch and for over current protection given in the table below is to be
installed between the indoor unit and the outdoor unit.
Disconnect switch
15A
CAUTION
Be sure to refer the above diagram and do correct ¿ eld wiring.
Wrong wiring causes malfunction of the unit.
Check local electrical codes and also any speci¿ c wiring instructions or limitation.
Outdoor unit5. 5.
(1) Service cover removal
• Remove the two mounting screws.
• Remove the service cover by pushing downwards.
Direction of the service
panel removal
Service cover
Hook
(3 places)
(2) Fasten the power supply cord and the connection cord to the conduit holder using the
lock nut.
(Open the knock out holes with the tool so as not to transform conduit plate if
necessary.)
(3) Connect the power supply cord and the connection cord to terminal.
(4) Fasten the power supply cord and connection cord with cord clamp.
Lock nut
Conduit plate
Power cord
Knockout hole
Connection cord
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