Mitsubishi Electric CITY MULTI PLFY-M-VEM Series Installation Manual page 15

6. Test run
Step 1 Switch the remote controller to "Test run".
1 Select "Service" from the Main menu, and press the
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
(0 through 9) with the or button. Then, press the
F3 F4
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
simultaneously for three seconds on the maintenance password setting screen.
3 Select "Test run" with the F1 or F2
4 Select "Test run" with the or
F1
F2
Service menu
Enter maintenance password
Select:
Cursor
F1 F2 F3 F4
Fig. 6-2
Step 2 Perform the test run and check the airflow temperature and auto vane.
1 Press the F1 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.
AUTO vane check
1 Check the auto vane with the F1 F2
2 Press the button to return to "Test run operation".
3 Press the button.
A
B
C
D
Fig. 6-7
button.
button.
button, and press the button. (Fig. 6-3)
button, and press the button. (Fig. 6-4)
Service menu
Test run
Input maintenance info.
Settings
Check
Others
Main menu:
Cursor
F1 F2 F3 F4
Fig. 6-3
buttons. (Fig. 6-6)
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.
Test run menu
Test run
Drain pump test run
Service menu:
Cursor
F1 F2 F3 F4
Fig. 6-4
Test run Remain
Pipe
Cool Auto
Switch disp.
Mode Fan
F1 F2 F3 F4
Fig. 6-5
6.3. Check of drainage (Fig. 6-7)
• Ensure that the water is being properly drained out and that no water is leaking
from joints.
When electric work is completed.
·
Pour water during cooling operation and check.
When electric work is not completed.
·
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.
or button, and set each number
F1 F2
F1 and F2 buttons
Remain
Vane
F1 F2 F3 F4
Fig. 6-6
en
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