En-13
[Using the wired remote controller] (Option)
For the operation method, refer to the operating manual.
•
Stop the air conditioner operation.
(1)
Press the MODE button and the FAN button simultane-
(2)
ously for 2 seconds or more to start the test run.
Press the START/STOP button to stop the test run.
(3)
If “C0” appears in the R.C. address display, there is a remote controller error. Refer to the
installation manual included with the remote controller.
R.C. address
Error code
Content
Incompatible indoor unit is connected
Indoor unit
↔
remote controller com-
munication error
11. CHECK LIST
Pay special attention to the check items below when installing the indoor unit (s). After
installation is complete, be sure to check the following check items again.
CHECK ITEMS
If not performed correctly
CHECK BOX
Has the indoor unit been installed
correctly?
Vibration, noise, indoor unit
may drop
Has there been a check for gas
leaks (refrigerant pipes)?
No cooling, No heating
Has heat insulation work been
completed?
Water leakage
Does water drain easily from the
indoor units?
Water leakage
Are the wires and pipes all con-
nected completely?
No operation, heat or burn
damage
Is the connection cable the speci-
fi
ed thickness?
No operation, heat or burn
damage
Are the inlets and outlets free of
any obstacles?
No cooling, No heating
After installation is completed,
has the proper operation and
handling been explained to the
user?
12. OPTIONAL KIT INSTALLATION (OPTION)
WARNING
Regulation of cable differs from each locality, refer in accordance with local rules.
This air conditioner can be connected with the following optional kits. Refer to each instal-
lation manual for the method of installing optional parts.
• Wired remote controller
• Simple remote controller
• External connect kit
12.1. Wired remote controller (Simple remote controller)
Please refer to [6. ELECTRICAL WIRING].
12.2. External input and external output
Connection methods
Wire modi
fi
cation:
Use a tool to cut off the terminal on the end of the wire,
and then remove the insulation from the cut end of the
wire.
Connect the wire with connecting wire with solder.
Important:
Be sure to insulate the connection between the wires
.
External input terminal (CN102)
External output terminal (CN103)
13. CUSTOMER GUIDANCE
Explain the following to the customer in accordance with the operating manual:
Starting and stopping method, operation switching, temperature adjustment, timer, air
(1)
fl
ow switching, and other remote controller unit operations.
Air
fi
lter removal and cleaning, and how to use the air louvers.
(2)
Give the operating and Installation Manuals to the customer.
(3)
If the signal code is changed, explain to the customer how it changed (the system
(4)
returns to signal code A when the batteries in the remote controller unit are replaced).
*(4) is applicable to using wireless remote controller.
14. ERROR CODES
If you use a wired type remote controller, error codes will appear on the remote controller
display. If you use a wireless remote controller, the lamp on the photo detector unit will
output error codes by way of blinking patterns. See the lamp blinking patterns and error
codes in the table below.
Error display
Wired
remote
controller
Error code
Description
OPERATION
lamp
(green)
TIMER
lamp
(orange)
ECONOMY
lamp
(green)
●
(1)
●
(1)
◊
Serial communication error
●
(1)
●
(2)
◊
Wired remote controller commu-
nication error
●
(1)
●
(5)
◊
Check run un
fi
nished
●
(2)
●
(1)
◊
R.C. address or Refrigerant
circuit address setting error
[Simultaneous Multi]
●
(2)
●
(2)
◊
Indoor unit capacity error
●
(2)
●
(3)
◊
Combination error
●
(2)
●
(4)
◊
Connection R.C. address error
•
(indoor secondary unit)
[Simultaneous Multi]
Connection R.C. address error
•
(indoor unit or branch unit)
[Flexible Multi]
●
(2)
●
(7)
◊
Primary unit, secondary unit set-
up error [Simultaneous Multi]
●
(3)
●
(1)
◊
Power supply interruption error
●
(3)
●
(2)
◊
Indoor unit PCB model informa-
tion error
●
(3)
●
(5)
◊
Manual auto switch error
●
(4)
●
(1)
◊
Room temp. sensor error
●
(4)
●
(2)
◊
Indoor unit Heat Ex. Middle
temp. sensor error
●
(5)
●
(1)
◊
Indoor unit fan motor error
●
(5)
●
(3)
◊
Drain pump error
●
(5)
●
(7)
◊
Damper error
●
(5)
●
(15)
◊
Indoor unit error
Option parts
External input/
output wire
Insulated
connection
Cable
(Field supply)
Test run display
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