Carrier 17/19EX Refrigerator User Manual


 
Table 8 — LID Primary and Secondary Messages and Custom Alarm/Alert Messages
with Troubleshooting Guides
L. Machine Alerts
Primary
Message
Secondary
Message
Alarm Message/
Primary Cause
Additional Cause/Remedy
Recycle Alert
High Amps at Shut-
down
High Amps at Recycle:
Check guide vane
drive.
Check that guide vanes are closing.
Check motor amps correction calibration is
correct. Check actuator for proper opera-
tion.
Sensor Fault
Alert
Leaving Cond Water
Temp
Sensor Fault: Check
leaving condenser
water sensor.
Check sensor. See sensor test procedure.
Sensor Fault
Alert
Entering Cond Water
Temp
Sensor Fault: Check
entering condenser
water sensor.
Low Oil
Pressure Alert
Check Oil Filter Low Oil Pessure Alert:
Check oil.
Check oil filter. Check for improper oil level
or temperature.
AutoRestart
Pending
Power Loss V P Power Loss:
Check voltage supply.
Check power supply if there are excessive
compressor starts occurring.
AutoRestart
Pending
Low Line Voltage V P [VALUE] exceeded
limit of [LIMIT]*. Check
voltage supply.
AutoRestart
Pending
High Line Voltage V P [VALUE] exceeded
limit of [LIMIT]*. Check
voltage supply.
Sensor Alert
High Discharge Temp CMPD [VALUE]
exceeded limit of
[LIMIT]*. Check dis-
charge temperature.
Discharge temperature exceeded the alert
threshold. Check entering condenser
water temperature.
Sensor Alert
High Bearing Temper-
ature
MTRB [VALUE]
exceeded limit of
[LIMIT]*. Check thrust
bearing temperature.
Thrust bearing temperature exceeded the
alert threshold. Check for closed valves,
improper oil level or temperatures.
Condenser
Pressure Alert
Pump Relay Energized CRP High Condenser
Pressure [LIMIT]*.
Pump energized to
reduce pressure.
Check ambient conditions. Check con-
denser pressure for accuracy.