Hitachi airCore 700 - Page 48

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INSTALLATION & MAINTENANCE MANUAL
10.2.2.5 Room Temperature Display
Figure10.8
Operation steps:
(1) Press " " on the main screen display the zone temperature as shown in Figure 10.8.
(2) Press " " again or" " on the room temperature display screen to return to the main screen.
•
If there is inactivity on the room temperature display screen for 30 seconds, the system
automatically returns to the main screen.
10.2.2.6 Keypad lock
Figure10.9
Operation steps:
(1) Press and hold " " and " " simultaneously for 3 seconds, the keypad lock function is
enabled, and the lock icon " " displays as shown in the Figure10.9.
•
Aer the lock function is enabled, all the keys on the controller will be inactive except to
unlock the keypad.
(2) To unlock the keypad, press and hold " " and " " simultaneously for 3 seconds. The lock
icon " " disappears.