10
10.3Adjusting Patient-Operated Wheel Locks
If wheels are pneumatic, before adjusting or replacing the wheel lock assemblies, ensure that the tires are inflated to the recommended psi on the side wall of tire. The recommended tire pressure is located on the side wall of the tire.
1.Disengage the wheel locks.
2.Loosen the bolt and locknut that secure the wheel lock to the wheelchair frame.
3.Reposition the wheel lock so that when engaged, the wheel lock shoe embeds the tire
4.Securely tighten the bolt and locknut or socket screws securing the wheel lock to the wheelchair frame.
5.Engage the wheel lock.
6.Measure the distance the wheel lock is embedded into the tire.
Any wheel lock adjustment should embed the wheel lock shoe at least
7.Repeat STEPS
8.If the measurement of
9.Repeat STEPS
10.Engage both wheel locks and ensure the occupied wheelchair is held in place when pushed.
Bolt and Locknut
Mounting Positions | Wheel Lock Handle |
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Wheel Lock
Wheel Lock Shoe
Rear Wheel
Detail “A”
1/8-inch (3/16-inch pneumatic tires)
Wheel Lock Shoe
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WARNING |
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If wheel locks DO NOT hold the occupied wheelchair in |
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| place, contact a qualified technician. Otherwise injury or | FIGURE 4 | Adjusting | ||
| damage may occur. | ||||
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Invacare® Jymni™ Pediatric Series Wheelchair | 58 |
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| Part No 1100868 |