Carrier 17/19EX Refrigerator User Manual


 
* [LIMIT] is shown on the LID as the temperature, pressure, voltage, etc., set point predefined or selected
by the operator as an override, alert, or alarm contition. [VALUE] is the actual temperature, pressure,
voltage, etc., at which the control tripped.
Table 8 — LID Primary and Secondary Messages and Custom Alarm/Alert Messages
with Troubleshooting Guides
I. Normal Run Overrides Active (Alerts)
Primary Message Secondary Message
Alarm Message/Primary
Cause
Additional Cause/
Remedy
Run Capacity
Limited
High Condenser Pres-
sure
CRP [VALUE] exceeded limit of
[LIMIT]*. Condenser pressure
override.
See Capacity Over-
rides, Table 4. Correct
operating condition,
modify setpoint, or
release override.
Run Capacity
Limited
High Motor Temperature MTRW [VALUE] exceeded limit of
[LIMIT]*. Motor temperature over-
ride.
Run Capacity
Limited
Low Evap Refrig Temp ERT [VALUE] exceeded limit of
[LIMIT]*. Check refrigerant charge
level.
Run Capacity
Limited
High Compressor Lift Surge Prevention Override; lift too
high for compressor.
Run Capacity
Limited
Manual Guide Vane Tar-
get
GV TRG Run Capacity Limited:
Manual Guide Vane Target.