Toshiba Carrier MMD-AP0180VHG2UL, Installation, Operation And Maintenance Manual

Page: 38 / 60

035-000051-001 Page 38 of 60 MMD IOM 1.2 11-10-2020
SPECIAL INSTRUCTIONS—CONTROLS
TEST RUN

Before turning on the power supply, carry out the following procedure.
1. Using 500V-Megger, check the resistance between the terminal block of the power supply
and the earth (grounding). The resistance must by 1MΩ or more.
2. If resistance of less than 1MΩ is detected, do not run the unit.

When a test run is performed together with air conditioners, follow the installation manuals of the
air conditioners.

Never press the electromagnetic contactor to forcibly perform the test run. (This would be very
dangerous because the protective device does not work).

Before starting a test run, be sure to set addresses per the installation manual supplied with the
outdoor unit.
Preparation
1. Push the [ MENU ] button to display the menu
screen.
2. Push and hold the [ MENU ] button and the
[ ] button at the same tine to display the “Field
setting menu”.
Push and hold the buttons for more than 4 seconds.
3. Select “1 Test mode” on the “Field setting menu” screen,
then push the “Set” [ F2 ] button.
Pushing the “Yes” [ F1 ] button sets the test
mode and the screen returns to the “Filed setting
menu” screen.
Push [ CANCEL ] twice, the screen (2)
appears.
Performing the test mode
1. Test Mode
2. Register service info.
3. Alarm history
4. Monitor function
5. Setting louver position