Setpoint Adjustment; Manual Defrost; Changing Defrost Parameters; Alarm Display - Carrier Neos 100S Operation & Service Manual

3.5

SETPOINT ADJUSTMENT

1. Press the SET key to display the setpoint
temperature.
2. Press the - key to decrease the setpoint.
3. Press the + key to increase the setpoint.
4. Press the SET key to validate the setpoint
temperature and return to the display of box
temperature.
If no key is pressed within 5 seconds of adjusting settings, the system reverts to displaying the box
temperature. Only validated changes are recorded.
3.6

MANUAL DEFROST

1. Check that box temperature is 40°F (4.4°C)
or lower.
2. Press the Manual Defrost key to initiate man-
ual defrost.
3.7

CHANGING DEFROST PARAMETERS

1. Press the OFF key to shut down the unit.
2. Press simultaneously the Manual Defrost
key and ON key for 5 seconds to display the
last selected defrost interval.
3. Press the - key to decrease the setpoint.
4. Press the + key to increase the setpoint.
5. Press the SET key to validate the setpoint
temperature and return to the display of box
temperature.
If no key is pressed within 5 seconds of adjusting settings, the system reverts to displaying the box
temperature. Only validated changes are recorded.
3.8

ALARM DISPLAY

In the event of a malfunction, the unit will shut down and the Cab Command will display an error message or alarm
message. The message will remain displayed until the malfunction is corrected. A listing of the error messages and
alarm codes is provided in
• AXX: Active alarms that cannot be cleared until the malfunction can be corrected. The red LED is flashing
rapidly.
• PXX: Passive alarms that stay in memory until the technician clears them. The red LED is flashing slowly.
• Direct Display: These alarm messages are displayed instead of temperature read-out as soon as the mal-
function is detected, and remain displayed as long as the malfunction persists. The unit does not run until
the malfunction has disappeared or been corrected.
Table 3–1. There are three types of alarms:
2
NOTE
2
2
3
NOTE
3-5
3
1, 4
1
5 4
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