Carrier VECTOR 6500 Operation & Service Manual page 148

Alarm
Steps
NO.
20 MAXIMUM COMPRESSOR ALARMS
•
TRIGGER ON: This option must be installed and alarm must be enabled by configuring the
Compressor Alarm Shutdown to YES. Alarms 13, 17, 18, 27 or 28 individually occur 3 times within
the last 2 hours.
•
UNIT CONTROL:
•
RESET CONDITION: Reset from inactive alarm list only. Can not be reset by turning switch OFF
and then ON again.
NOTE: Follow the steps below until a problem is found. Once a repair or correction has been made, the active
alarm should clear itself (see reset condition above). Operate the unit through the appropriate modes to see if
any active alarm occurs. Continue with the steps below as necessary.
1 Determine Which Alarm Caused This Alarm To Be Active.
a. Check active alarm list for
Alarm #'s 13, 17, 18, 27, 28,or 29.
b. Follow the steps for the alarm(s)
found above, and correct the alarm
condition.
2 Reset Alarm
Reset all alarms from the inactive
alarm list.
21 TECHNICIAN RESET REQUIRED
•
TRIGGER ON: The High Engine Temp Shutdown Configuration and/or Engine Oil Pressure
Shutdown Configuration is/are set to YES, and either Alarm 11 – Low Engine Oil Pressure, or
Alarm 12 – High Coolant Temperature has become active and shut the unit down three times within
the past 2 hours
•
UNIT CONTROL:
•
RESET CONDITION: Reset from inactive alarm list only. Can not be reset by turning switch OFF
and then ON again.
NOTE: Follow the steps below until a problem is found. Once a repair or correction has been made, the active
alarm should clear itself (see reset condition above). Operate the unit through the appropriate modes to see if
any active alarm occurs. Continue with the steps below as necessary.
1 Determine Which Alarm Caused This Alarm To Be Active.
a. Check active alarm list for
Alarm #'s 11 or 12.
b. Follow the steps for the alarm(s)
found above, and correct the alarm
condition.
2 Reset Alarm
Reset all alarms from the inactive
alarm list.
Alarm/Cause
Engine Operation: engine and unit shutdown and alarm.
Standby Operation: refrigeration system shutdown and alarm with PSCON
still energized.
Engine Operation: engine and unit shutdown and alarm.
Standby Operation: This alarm will not activate in Standby Operation
7−15
Corrective Action
One or more of these alarms will be present.
All alarms condition must be fixed.
All alarms must be cleared to start unit.
One or more of these alarms will be present.
All alarms condition must be corrected.
All alarms must be cleared to start unit.
62-11389