SECTION 6 – OPERATION
FORM 155.32-ICOM2.EN.UL
ISSUE DATE:1/10/2018
108
JOHNSON CONTROLS
FAILURE AND ALARM SCREEN
Figure 54 -
Failure and Alarm Screen
This screen displays failure indications (time-outs, operation interlock, overcooled
refrigerant, over and under temperatures, and problems with the unit pumps) and system
alarms. The failure light in the upper right corner is red. The alarm light is orange.
Failure
When a failure occurs, an alarm sounds (buzzer). The type of failure button lights in the
Failure section of the screen. Press the
BUZZER STOP
button to turn off the alarm. This
can be done even before the failure is addressed. Turning off the buzzer does NOT fix the
problem.
Press the lit failure button to access an on-screen handling guide. An on-screen guide is
available for each item in the Failure and the Alarm sections. See the example of a Solution
Circulation Pump below.
Press the
CLOSE
button to return to the Failure and Alarm screen.After fixing the problem,
press the
FAILURE RESET
button to reset the lighted failure button.
LD20282
LD21302
