R4052 Errors

Beep Errors

	R4052
Beep Pattern	MM350, MM360, FM352
1 beep every 2 sec	Limit Switch
2 beeps every 2 sec	Memory Fault / Faulty Board
3 beeps every 2 sec	Current Sensing Fault / Faulty Board
5 beeps every 2 sec	Low Battery
1 beep every 10-20 sec	Low Battery
Continuous Uninterrupted Alarm, No Ops	Double Obstruction
Gate Stops and Reverses	REV COUNT ERROR or Obstruction
Power Up Beeps or Clicks upon Activation, No Ops	Power Issue - Bad: Fuse, Battery, Switch, or Connection

If the alarm is not functional, the blink may actually be indicating a beep error instead

	R4052
Blink Pattern	MM350, MM360, FM352
1 blink every 2 sec	Exit Input Short Remove wire(s) from EXIT to resolve
2 blinks every 2 sec	Safety Input Short Remove wire(s) from SAFETY to resolve
3 blinks every 2 sec	Edge Input Short Remove wire(s) from EDGE to resolve
4 blinks every 2 sec	Cycle Input Short Remove wire(s) from CYCLE to resolve