Mitsubishi Electric CITY MULTI PLFY-EP NEMU-E Série Manuel D'installation page 16

7. Test run
Step 1 Switch the remote controller to "Test run".
1 Select "Service" from the Main menu, and press the [SELECT/HOLD] button.
2 When the Service menu is selected, a window will appear asking for the password. (Fig. 7-2)
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 F3
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
4 Select "Test run" with the F1
Service menu
Enter maintenance password
Select: SELECT
Cursor
RETURN SELECT
MENU
HOLD
Fig. 7-2
Step 2 Perform the test run and check the airflow temperature and auto vane.
1 Press the button to go through the operation modes in the order of "Cool"
F1
and "Heat". (Fig. 7-5)
Cool mode: Check the cold air blow off.
Heat mode: Check the heat blow off.
Note:
Check the operation of the outdoor unit's fan.
2 Press the [SELECT/HOLD] button and open the Vane setting screen.
AUTO vane check
1 Check the auto vane with the
2 Press the [RETURN] button to return to "Test run operation".
3 Press the [ON/OFF] button.
Backlit LCD
TEMP. button
MODE button
en
15
or F4 button. Then, press the [SELECT/HOLD] button.
or F2 button, and press the [SELECT/HOLD] button. (Fig. 7-3)
or F2 button, and press the [SELECT/HOLD] button. (Fig. 7-4)
Service menu
Test run
Input maintenace info.
Settings
Check
Others
Main menu: RETURN
Cursor
ON
RETURN SELECT
MENU
OFF
Fig. 7-3
F1 F2 buttons. (Fig. 7-6)
ON/OFF lamp
The lamp will light up in green
when turned on, and blink during
startup and when an error occurs.
button
ON/OFF
Pressing this button starts and
stops the operation.
.
FAN button
VANE button
Fig. 7-7
Test run menu
Test run
Drain pump test run
Service menu: MENU
Cursor
ON
MENU
OFF
HOLD
Test run
Pipe
Cool
Switch disp.
SELECT
Mode
RETURN SELECT
MENU
Fig. 7-5
7.2.2. Test run
Using Simple MA remote controller (Fig. 7-7)
Before making a test run, refer to the "Test Run" section of the indoor unit instal-
1
lation manual.
When the [ON/OFF] button and [TEMP.
2
2 seconds or longer, test run is performed.
Stop the test run by pressing the [ON/OFF] button.
3
If an error code is displayed on the remote controller or if the air conditioner does
4
not operate properly, refer to the outdoor unit installation manual or other technical
materials.
Indoor unit piping temperature
Display range: -4ºF (-20ºC) to 158ºF
(70ºC)
"-4ºF" or "158ºF" flashes on the
display.
or F2 button, and set each number
F1
ON
RETURN SELECT
OFF
HOLD
Fig. 7-4
Remain Test run
Auto
Fan
ON
MENU
OFF
HOLD
] button are pressed simultaneously for
The remaining time for test run
is displayed.
Display range: 2:00 to 0:01
After two hours, the test run
stops automatically.
COOL
VENTI.
and buttons
F1 F2
Remain
Vane
ON
RETURN SELECT
OFF
HOLD
Fig. 7-6
Test run time