Ensuring the safety, reliability, and performance of complex rehab technology is essential for independence and quality of life. Use this checklist for regular maintenance inspections.
1. Seating & Positioning Systems
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Seat Belts / Pelvic Belts: Check that buckles snap securely and straps show no signs of fraying or tearing.
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Cushions & Backrests: Inspect for bottoming out, tears, or moisture. Ensure the cushion is properly oriented (front-to-back, top-to-bottom).
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Lateral Supports / Headrests: Verify all hardware is tight and pads are correctly aligned to prevent pressure injuries.
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Skin Inspection: Ensure no metal or hard plastic components are exposed or rubbing against the user.
2. Wheels, Tires, & Casters
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Tire Pressure: For pneumatic tires, check that inflation matches the PSI recommended on the tire sidewall.
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Tread Wear: Inspect for bald spots, cracks, or embedded debris (glass, thorns).
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Caster Flutter: Spin the front casters to ensure they rotate freely without excessive wobbling or dragging.
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Axles: Check that quick-release axles snap securely into place and wheels do not play or shake on the axle.
3. Power & Electrical Systems (For Power Wheelchairs & Scooters)
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Battery Connections: Ensure terminals are clean, free of corrosion, and tightly connected.
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Joystick & Controller: Inspect the joystick boot for rips or tears that could let moisture in. Verify that the controller responds accurately and stops immediately when released.
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Wiring Harnesses: Look for pinched, frayed, or exposed wires, especially around folding or tilting mechanisms.
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Charging Port: Clean out any dust or lint from the charging port before plugging it in.
4. Brakes & Drive Mechanisms
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Wheel Locks (Manual Chairs): Engage the brakes to ensure they firmly grip the tire and prevent the chair from rolling.
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Electromagnetic Brakes (Power Chairs): Test that the automatic brakes engage immediately when the joystick returns to the neutral position.
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Freewheel Levers: Ensure the levers are fully engaged in "Drive" mode and not accidentally left in "Push/Freewheel" mode.
5. Frame & Hardware
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Fasteners: Inspect all nuts, bolts, and screws. Tighten any that feel loose, but avoid overtightening pivot points.
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Folding Mechanisms: For folding chairs, ensure the cross-braces open fully and lock into place securely.
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Footrests & Armrests: Verify that flip-up, swing-away, or elevating features lock properly and do not drag on the ground.
Quick Reference: Maintenance Schedule
| Component | Daily | Weekly | Monthly |
| Charge Battery (Power Chairs) | X | ||
| Wipe Down Frame / Clean Debris | X | ||
| Check Tire Pressure & Brakes | X | ||
| Inspect Cushions & Seat Belts | X | ||
| Deep Clean & Check Loose Bolts | X |
Safety Note: If you notice any cracked welds, structural frame damage, or electrical errors (such as flashing lights/fault codes on a joystick), discontinue use immediately and contact a certified Loh Medical technician for repair.
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