Braun RA500 Troubleshooting, 2.00, Deploy, Operation, 3.00, Stow, Function, Symptom, Remedy

				TROUBLESHOOTING
FUNCTION	SYMPTOM		POSSIBLE CAUSE	REMEDY
	2.10	2.11	Pressure mat activated	Remove object from mat.
	Ramp Starts
		2.12	Obstruction sensing activated	See controller diagnostic guide
	to Deploy			Check ramp for obstructions.
	then Stops			Check ramp for excessive debris
				contamination inside cassette
2.00
	2.20
DEPLOY	Ratcheting	2.21	Ramp OUT-Limit microswitch is out	Check adjustment or replace
OPERATION	Noise at End
			of adjustment or defective
	or during
	Ramp
	Deployment
	2.30	2.31	Loose chain	Adjust chain
	Excessive	2.32	Debris inside ramp cassette	Clean debris from cassette
	Noise during
	Ramp
	Deployment
	3.10	3.11	Pressure mat activated	Remove object from mat.
	Ramp Starts	3.12	Obstruction sensing activated	See controller diagnostic guide
	to Stow			Check ramp for obstructions.
	then Stops			Check ramp for excessive debris
				contamination inside cassette
3.00
	3.20
STOW
	Ratcheting	3.21	Ramp full in limit switch defective	Check adjustment or replace
OPERATION	Noise at End
	or during
	Ramp Stowing
	3.30	3.31	Lose chain	Adjust chain
	Excessive
	Noise while	3.32	Debris inside ramp cassette	Clean debris from cassette
	Ramp
	Stowing

Page 39