SEr Code on Front Display of Chiller

Issue

Service code is displayed on front display of chillers.

 

Service codes are as follows:

SEr 1 Stepper PM 60,000,000 steps

SEr 2 Pump PM 10,000 hours

SEr 3 Motor PM

P1 - 35,000 hours

P2 - 31,000 hours

P3 - 50,000 hours

P4 - 40,000 hours

P5 - 40,000 hours

Mag drive pumps - 88,000 hours

SEr 4 P1 Transducer PM 10,000 hours

SEr 5 Flow Transducer PM 64,000 hours

SEr 6 Fan Motor PM 20,000 hours

Environment

• ThermoFlex 900
• ThermoFlex 1400
• ThermoFlex 2500

Resolution

Press the enter key to clear servcie codes 2 through 5.

 

Analysis

The controller also displays preventive maintenance Service Codes. These codes are based on the component run time and are established to avoid unplanned failures. The unit will continue to run.