880 StarCool Alarm Codes And Actions

880	PTI Tset -18
Description	PTI –18°C Set Fault
Cause	Indication of insufficient performance
Trouble shooting	Possible causes: Doors are open. The cooling capacity is too limited. There may not be enough refrigerant in the unit. Accompanied alarms: N/A. Trouble shooting: Verify that the doors are closed. The unit may need refrigerant. Check if the small red balls in the sight glass in the receiver (water cooling unit) are not at the bottom when the unit is turned off. Refill with refrigerant.
Criteria	Setpoint -18°C was not reached within the 3 hour time limit