SECTION 4—SAFETY INSPECTION/TROUBLESHOOTING

Inspect/Adjust Periodically

Ensure wheelchair rolls straight (no excessive drag or pull to one side).

Inspect all fasteners.

Inspect TRRO/TRBKTS fasteners and hardware.

Ensure clothing guards are secure.

Arms are secure but easy to release and adjustment levers engage properly.

Adjustable height arms operate and lock securely.

Upholstery has no rips.

Armrest pad sits flush against arm tube.

Axle nut and wheel mounting nuts are secure on drive wheels.

Wheels/casters have proper tension when wheels/casters are spun (when free‐ wheeling). Wheels/casters should come to a gradual stop.

Ensure that casters are free of debris.

Inspect foam handgrips for damage. If damaged, have them replaced by a qualified technician.

Inspect motor brushes and gearbox coupling (4 pole).

Check 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.

Inspect/Adjust Every 18 Months

Replace motor brushes and gearbox coupling (4 pole).

Inspect/Adjust Every 2 Years

For optimum performance, replace gas‐locking cylinders.

Troubleshooting - Mechanical

 

WHEELCHAIR VEERS LEFT/RIGHT

SLUGGISH TURN/ PERFORMANCE

CASTERS FLUTTER

SQUEAKSAND RATTLES

LOOSENESSIN WHEELCHAIR

WHEELCHAIR3 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.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

TDX™ SP

30

Part No 1143190

Page 30
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Invacare SP manual Troubleshooting Mechanical, Inspect/Adjust Periodically, Inspect/Adjust Every 18 Months, Solutions