Optional Kit Installation (Option) - Hitachi R410A Manuel D'installation

(3) Press the start/stop button to stop the test run.
If "C0" appears in the unit number display, there is a remote
controller error. Refer to the installation manual included with
the remote controller.
Unit number Error code
[Using the wireless remote control for test run]
(Option)
• For the operation method, refer to the operating manual.
• The outdoor unit may not operate depending on the
room temperature. In this case, press the test run but-
ton on the wireless remote control unit while the air con-
ditioner is running. (Point the transmitter section of the
wireless remote control unit toward the air conditioner and
press the test run button with the tip of a ball-point pen,
etc.)
Transmitter section
• To end test operation, press the wireless remote control unit
START/STOP button.
(When the air conditioner is run by pressing the test run
button, the OPERATION indicator lamp and TIMER indica-
tor lamp will simultaneously À ash slowly.)
CHECKING DRAINAGE
To check the drain, remove the water cover and ¿ ll with 1 liter
of water as shown in the ¿ gure.
The drain pump operates when operating in the cooling mode.
Drain pipe
Watering pot
• Test running
When the air conditioner is run by pressing the remote
control unit test run button, the OPERATION and TIMER
lamps À ash slowly at the same time.
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Content
Incompatible indoor unit is
connected
Indoor unit l remote con-
troller communication error
Test run button
Wire cover Screw
10. SPECIAL INSTALLATION METHODS
CAUTION
When setting DIP switches, do not touch any other parts on
the circuit board directly with your bare hands.
Be sure to turn off the main power.
DUAL REMOTE CONTROLLERS
• 2 separate remote controllers can be used to operate the
indoor units.
• The timer and self-diagnosis functions cannot be used on
the slave units.
(1) Wiring method (indoor unit to remote controller)
Indoor unit
Master unit
Remote controller
(2) Remote controller DIP switch 1 setting
Set the remote controller DIP switch 1 No. 2 according to
the following table.
Master unit
Number of remote
controllers
DIP SW 1 No. 2
1 (Normal)
2 (Dual)

11. OPTIONAL KIT INSTALLATION (OPTION)

WARNING
Refer to local codes for acceptable cable type.
This air conditioner can be connected with the following optional kits.
• Fresh air intake kit
• External input/output kit.
CN6
CN103
Option type
Fresh air intake
External input
External output
Remote controller cable
Slave unit
Slave unit
DIP SW 1 No. 2
OFF –
OFF ON
CN102
Connector No.
CN6
CN102
CN103
9/10/2010 11:10:12 AM