130 Evaporator Coil Temperature Probe Error MP4000

Description 

Evaporator Coil Temperature Probe Error 

• Occurs during pretrip (PTI) test and probe test only. 
• After ventilation with the evaporator fans. 
• If the evaporator coil temperature differs more than 1,5C from the mean value of supply and return air temperature. 
• Indicates: 
• Failing sensors. 
• Misplaced sensors. 
• Failing controller. 

Corrective Action 

• Use the DATA menu to detect the failing sensor. 
• Replace sensors. 
• Use the tester to determine the problem.