915
PARAMETER SETUP FAULT
Otis · DSD 412 DC Elevator Drive
What does 915 mean?
One of the critical parameters, specifically Rated Volts (#7 or #9) or Rated Current (#3 or #50), has been set outside the acceptable operating range for the chassis hardware. A DSD power down is required.
Common Causes
- An incorrect value entered for parameter #7 (Rated Armature Voltage) or #9 (Rated Line Voltage).
- An incorrect value entered for parameter #3 (Rated Armature Current) or #50 (Rated Field Current).
Repair Steps & Checklist
Click steps to track your progress.
- 1
Enter the correct parameter data for #7 (Rated Armature Voltage), #9 (Rated Line Voltage), #3 (Rated Armature Current), or #50 (Rated Field Current) within the specified hardware limits.
- 2
Save the corrected parameters to NVRAM.
- 3
Perform a DSD power down, then reset and restart the drive.
Verified technical data. Last updated: March 2026
Related Faults
Source: Otis DSD 412 DC Elevator Drive