Carrier PC211 Start-Up, Operation And Maintenance Instructions Manual page 292

Table 10I — Normal Run Overrides Active (Alerts)
Primary Message
Run Capacity Lim-
ited
Run Capacity Lim-
ited
Run Capacity Lim-
ited
Run Capacity Lim-
ited
Run Capacity Lim-
ited
* [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 condition. [VALUE] is the actual temperature, pressure,
voltage, etc., at which the control tripped.
Secondary Message
High Condenser Pres-
sure
High Motor Temperature
Low Evap Refrig Temp
High Compressor Lift
Manual Guide Vane Tar-
get
Alarm Message/Primary
Cause
CRP [VALUE]* exceeded limit of
[LIMIT]*. Condenser pressure
override.
MTRW [VALUE]* exceeded limit of
[LIMIT]*. Motor temperature over-
ride.
ERT [VALUE]* exceeded limit of
[LIMIT]*. Check refrigerant charge
level.
Surge Prevention Override; lift too
high for compressor.
GV TRG Run Capacity Limited:
Manual guide vane target.
Additional Cause/
Remedy
See Capacity Over-
rides, Table 4. Correct
operating condition,
modify setpoint, or
release override.