Sunrise Medical 4000 Series Mobility Aid User Manual


 
Anti-Tippers/Wheel Locks
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English
ANTI-TIPPERS/WHEEL LOCKS
WARNING
After ANY adjustments, repair or service and BEFORE use, make sure all attaching
hardware is tightened securely otherwise injury or damage may result.
A. ANTI-TIPPERS
WARNING
The manufacturer strongly recommends ordering the anti-tippers as an additional
safeguard for the wheelchair user.
WARNING
Anti-tippers MUST be fully engaged. Ensure that the release button of the anti-
tipper fully protrudes out of the hole on the bottom of the wheelchair frame.
WARNING
Ensure both anti-tippers are adjusted to the same height.
B. WHEEL LOCK ADJUSTMENT (FIGURE 1)
NOTE Before adjusting or replacing the wheel lock assemblies, ensure that the tires are inflated to
the recommended psi on the sidewall of the tire.
1. Ensure the Wheel Lock (A) is in the open (unlocked) position.
2. Loosen the bolt and locknut (B) that secure the wheel lock assembly to the wheel-
chair frame (C).
3. Adjust the position of wheel lock until the measurement between the rear wheel (D)
and the wheel lock shoe (E) is between 5/32 and 5/16 inches.
4. Securely tighten the bolt and locknut
5. Engage wheel lock and push against the wheelchair and determine if wheel lock
engages the wheel lock shoe enough to hold the wheelchair.
6. Repeat the above procedures until the wheel lock holds the wheelchair.
7. Repeat STEPS 1-5 for the opposite wheel lock.
8. If 5/32 and 5/16-inches measurement can not be achieved, remove the bolt and lock-
nut that secure the wheel lock to the wheelchair and mount the wheel lock in one of
two mounting positions.
9. Repeat STEPS 1-6 until the wheel lock holds the wheelchair.
1
A
C
5/32 5/16"
E
D
B