603 StarCool Alarm Codes And Actions

603	In range fault
Description	In-range fault
Cause	Indication of insufficient yield or defective controller
Trouble shooting	Possible causes: Container doors are open or gasket defective. Not enough refrigerant for the compressor. Insufficient airflow though evaporator. Insufficient airflow though condenser. Defective hot gas valve (leaking). Accompanied alarms: Other alarms may be active. Trouble shooting: The unit will continue the cooling but the next steps could be checked anyway. If other alarms – follow troubleshooting for these alarms. Check container doors and gaskets. Check if there is enough refrigerant in the unit. Check if the evaporator is filled with ice or dirt blocking air circulation. Check if evaporator motors can rotate. Watch fingers – turn unit off first! Check if the condenser is filled with dirt and blocking air circulation. Check if condenser motor can rotate. Watch fingers – turn unit off first! Check hot gas valve for leaking. Let the compressor run in manual for some time. Stop compressor and see if the suction pressure rises more than normal. If valve is defective, replace valve.
Criteria	Temperature no longer in-range. Has been in range for minimum 30 min. and after that in out-range for more than 4 consecutive hours.