44 Return Air temperature Too Low MP4000

Description 

Return Air temperature Too Low 

• Occurs during Normal Run only. 
• Only active with the surveillance active (OOCL option) 
• During dehumidify operation or if ambient air temperature is below set point: 
• If return air temperature is below set point -3C. 
• Else (other operation range): 
• If return air temperature is below set point -1C. 
• The alarm state has to be present for 15minutes before the alarm is set. 
• Indicates: 
• Container/side panels defective, damaged or leaking. 

Corrective Action 

• Using DATA menu to evaluate sensors. 
• Use PROBE TEST to help determine the problem. 
• Replace sensor.