Test Run - Mitsubishi Electric CITY MULTI PLFY-P Serie Manuel D'installation

6. Test run

6.1. Before test run
► After completing installation and the wiring and piping of the indoor and
outdoor units, check for refrigerant leakage, looseness in the power supply
or control wiring, wrong polarity, and no disconnection of one phase in the
supply.
► Use a 500-volt megohmmeter to check that the resistance between the power
supply terminals and ground is at least 1.0 MΩ.
Controller interface
4 3
Function buttons
7 8
Fig. 6-1
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 F3 or 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 and
F1 F2
3 Select "Test run" with the F1 or
F2
4 Select "Test run" with the F1 or
F2
Service menu
Enter maintenance password
Select:
Cursor
F1 F2 F3 F4
Fig. 6-2
5
6
2 1
9 0
button.
button. Then, press the button.
buttons simultaneously for three seconds on the maintenance password setting screen.
button, and press the button. (Fig. 6-3)
button, and press the button. (Fig. 6-4)
S e v r c i e m e n u
Test run
Input maintenance info.
Function setting
Check
Self check
M a n i m e n : u
C u s r r o
F1 F2 F3
Fig. 6-3
► Do not carry out this test on the control wiring (low voltage circuit) terminals.
Warning:
Do not use the air conditioner if the insulation resistance is less than 1.0 MΩ.
6.2. Test run
The following 3 methods are available.
6.2.1. Using wired remote controller (Fig. 6-1)
▌1 [ON/OFF] button
Press to turn ON/OFF the indoor unit.
▌2 [SELECT] button
Press to save the setting.
▌3 [RETURN] button
Press to return to the previous screen.
▌4 [MENU] button
Press to bring up the Main menu.
▌5 Backlit LCD
Operation settings will appear.
When the backlight is off, pressing any button turns the backlight on and it will
stay lit for a certain period of time depending on the screen.
When the backlight is off, pressing any button turns the backlight on and does
not perform its function. (except for the [ON/OFF] button)
▌6 ON/OFF lamp
This lamp lights up in green while the unit is in operation. It blinks while the
remote controller is starting up or when there is an error.
▌7 Function button [F1]
Main display: Press to change the operation mode.
Main menu: Press to move the cursor down.
▌8 Function button [F2]
Main display: Press to decrease temperature.
Main menu: Press to move the cursor up.
▌9 Function button [F3]
Main display: Press to increase temperature.
Main menu: Press to go to the previous page.
▌0 Function button [F4]
Main display: Press to change the fan speed.
Main menu: Press to go to the next page.
Test run menu
Test run
Drain pump test run
Service menu:
Cursor
F4 F1 F2
Fig. 6-4
F1 or F2 button, and set each number
F3 F4
17