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