Invacare TDX 4 Mobility Aid User Manual


 
SECTION 4—SAFETY INSPECTION/TROUBLESHOOTING
TDX™ Wheelchairs 32 Part No 1143150
Make sure arms are secure but easy to release and adjustment levers engage properly.
Make sure adjustable height arms operate and lock securely.
Make sure upholstery has no rips.
Make sure armrest pad sits flush against arm tube.
Make sure axle nut and wheel mounting nuts are secure on drive wheels.
Make sure wheels/casters have proper tension when wheels/casters are spun (when
free-wheeling). Wheels/casters should come to a gradual stop.
Inspect and clean the stability lock gears or replace if worn.
Inspect foam handgrips for damage. If damaged, have them replaced by a qualified
technician.
Inspect motor brushes and gearbox coupling (4 pole).
Check power center mount front riggings for worn/frayed belts and/or loose fasteners.
If found, replace these items.
Check that all labels are present and legible. Replace if necessary.
Inspect electrical components for signs of corrosion. Replace if corroded or damaged.
Ensure that casters are free of debris.
Inspect/Adjust Every 18 Months
Replace motor brushes and gearbox coupling (4 pole).
Troubleshooting - Mechanical
WHEELCHAIR VEERS
LEFT/RIGHT
SLUGGISH
TURN/
PERFORMANCE
CASTERS
FLUTTER
SQUEAKS AND
RATTLES
LOOSENESS
IN WHEELCHAIR
WHEELCHAIR 3
WHEELS
SOLUTIONS
X X X If pneumatic, check tires for correct and equal pressure.
X X X X Check for loose stem nuts/bolts.
X X Check that casters contact ground at the same time.
X X If pneumatic, check tires for correct and equal pressure.