13
en
6.3. Checkofdrainage(Fig.6-7)
• Ensure that the water is being properly drained out and that no water is leaking
from joints.
Whenelectricworkiscompleted.
· Pour water during cooling operation and check.
Whenelectricworkisnotcompleted.
· Pour water during emergency operation and check.
* Drain pan and fan are activated simultaneously when single phase 220-240V is
turned on to L and N on terminal block after the connecter (SWE) on controller
board in the electrical branch box is set to ON.
Be sure to turn it back to the former state after work.
6. Testrun
Cool
Pipe
Auto
Switch disp.
Mode Fan
RemainTest run
F1 F2 F3 F4
Fig.6-5
Remain
Vane
F1 F2 F3 F4
Fig.6-6
Step2
Performthetestrunandchecktheairowtemperatureandautovane.
1 Press the
button to go through the operation modes in the order of “Cool”
and “Heat”. (Fig. 6-5)
Cool mode: Check the cold air blow off.
Heat mode: Check the heat blow off.
* Check the operation of the outdoor unit’s fan.
2 Press the
button and open the Vane setting screen.
AUTOvanecheck
1 Check the auto vane with the
buttons. (Fig. 6-6)
2 Press the
button to return to “Test run operation”.
3 Press the
button.
Fig.6-7
B
A
C
D
A Water supply pump
B Water (about 1000cc)
C Drain plug
D Pour water through outlet
· Be careful not to spray water into
the drain pump mechanism.
Step1 Switchtheremotecontrollerto“Testrun”.
1 Select “Service” from the Main menu, and press the
button.
2 When the Service menu is selected, a window will appear asking for the password. (Fig. 6-2)
To enter the current maintenance password (4 numerical digits), move the cursor to the digit you want to change with the
or
button, and set each number
(0 through 9) with the
or
button. Then, press the button.
Note: The initial maintenance password is “9999”. Change the default password as necessary to prevent unauthorized access.
Have the password available for those who need it.
Note: If you forget your maintenance password, you can initialize the password to the default password “9999” by pressing and holding the
and
buttons
simultaneously for three seconds on the maintenance password setting screen.
3 Select “Test run” with the
or
button, and press the button. (Fig. 6-3)
4 Select “Test run” with the
or
button, and press the button. (Fig. 6-4)
F1 F2 F3 F4
Test run
Input maintenance info.
Settings
Check
Others
Main menu:
Service menu
Cursor
Test run menu
Cursor
Service menu:
Test run
Drain pump test run
F1 F2 F3 F4
Fig.6-4
Service menu
Cursor
Select:
Enter maintenance password
F1 F2 F3 F4
Fig.6-3
Fig.6-2
RG79F456H01_en.indd 13 2019/07/03 14:25:33
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