12
OPERATIONS MANUAL
HOW TO SILENCE THE ALARM BEEPER
When a high or low temperature alarm is activated AL (low) or AH (high) will flash in the display
alternating with the current cabinet temperature. At the same time, a beeper will sound. To silence the
beeper for the active alarm just press and release the “SET/MUTE” button. To silence the beeper for all
future alarms follow this procedure.
1. Press and HOLD the “SET” button until “PS” appears
flashing in the display. RELEASE the “SET” button.
2. Press the “UP” button until “H4” appears in the display.
RELEASE the “UP” button.
3. Press and RELEASE the “SET” button.
“0” will appear in the display. 0: alarm
beeper active.
4. Press and RELEASE the “UP” button. 1 will appear
in the display. 1: alarm beeper silenced.
5. Press and HOLD the
“SET” button for 5
seconds to confirm and
save the new value.
When complete, the
current temperature will
be displayed. RELEASE
the “SET” button.
To turn the alarm beeper ON, follow the same instructions but change H4 from “1” back to “0”.
COMPRESSOR
EVAP FAN
DEFROST
AUX HTRS
ALARM
AUX HTRS (UP)
SET (MUTE)
POWER (DOWN)
DEFROST
2 BUTTONS
