Maximum Compressor Alarms
refrigeration
Description
Maximum compressor alarms means the listed compressor alarms occurred 3 times within the last 2 hours, and the unit shuts down and alarms.
Activation Conditions
This option must be installed and alarm must be enabled by configuring the Compressor Alarm Shutdown to YES. Alarms 00013 High Discharge Pressure, 00017 High Comp Discharge Temp, 00018 Low Refrigerant Pressure, 00027 High Suction Pressure, 00028 Check Refrigeration System, 00029 Check Heat Cycle or 00056 Check Evaporator Air Flow individually occur 3 times within the last 2 hours.
Unit Behavior
Shutdown and alarm.
Reset Conditions
Clear the alarm from inactive alarm list. This alarm and the alarm(s) that caused it can not be reset by turning switch OFF and then ON again.
Corrective Actions
1. Determine Which Alarm Activated This Alarm a. Check active alarm list for 00013 High Discharge Pressure, 00017 High Comp Discharge Temp, 00018 Low Refrigerant Pressure, 00027 High Suction Pressure, 00028 Check Refrigeration System, 00029 Check Heat Cycle or 00056 Check Evaporator Air Flow. One or more of these alarms will be present. b. Follow the troubleshooting steps for the alarm(s) found, and correct the alarm condition. All alarm conditions must be corrected. 2. Reset Alarm: Clear all inactive alarms (Section 1.2.2). All alarms must be cleared to start unit.