Error 84 - Life Fitness Integrity SL Service Manual

Error 84

Error Message Displayed to user
• E84
• Notify Maintenance
RPM Sensor Error
Keep error on screen until OK button pressed.
Condition
Error sent by Motor Controller when the encoder RPM difference test has detected a significant and unexpected
change.
Cause
• Encoder mounting issue
• Bad Encoder
Remedy
• MDB or motor phase loss
• Extreme use
Page 108 of 153