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Page 23
Fully
Deployed
Carriage
Extruded
Guide Rails
Chain
Manual
Release
Assembly
Electrical
Wiring
Full In/Out
Sensor
Pick-ups
Bottom Cover
Seals
Proper alignment
Debris buildup
Debris buildup
Loose chain
Debris buildup
Restricted movement
Proper sensor switching
Cut/worn wire/jacket
Corroded terminal
Debris buildup
Debris buildup
Damage, fatigue and lack of
adhesion
Carriage “full out” alignment
Clean
Clean, lubricate
Chain tension
Clean, lubricate
See Troubleshooting Guide (back
page)
Reset sensor position
Repair or replace
Clean or replace
Clean
Clean
Replace seals
20
16
18
19
18
18
12
17
16
Interior Inspection (with snap-on bottom cover removed)
See Manual
Inspect For What Action/Adjustment Page No.
Inspection List