14
OPERATIONS MANUAL
HOW TO LOCK/UNLOCK THE CONTROLLER KEYPAD
The controller keypad can be locked to eliminate any unwanted changes to the controller functions.
1. Press and HOLD the “SET” button until “PS” appears
flashing in the display. RELEASE the “SET” button.
2. Press and RELEASE the “SET” button. “0” will be in the display.
3. Press the “UP” button until “22” appears. This is the password.
RELEASE the “UP” button.
4. Press and RELEASE the “SET” button. “PS”
will appear in the display.
5. Press the “UP” or “DOWN” button until “H2” appears.
RELEASE the button.
6. Press and RELEASE the “SET” button.
“1” will appear in the display.
7. Press the “UP” or “DOWN” button until “0” appears.
Release the “UP” or “DOWN” button.
8. Press and HOLD the “SET” button
for 5 seconds until the display
returns back to cabinet temperature.
The keypad will now be locked.
To unlock the keypad, follow the same instructions but change H2 from “0” back to “1”.
COMPRESSOR
EVAP FAN
DEFROST
AUX HTRS
ALARM
AUX HTRS (UP)
SET (MUTE)
POWER (DOWN)
DEFROST
2 BUTTONS
