1
Installation, Assembly and Operating Instructions
ATTENDANT OPERATED WHEEL LOCKS
FOR 2000,4000 RECLINER WHEELCHAIRS -
KIT NUMBERS 7400036 AND 7400037
NOTE: Check ALL parts for shipping damage. In case
of shipping damage, DO NOT use. Contact Carrier/
Dealer for further instruction.
SAFETY SUMMARY
The following recommendations are made for safe in-
stallation and adjustment of the Attendant Operated
Wheel Locks:
GENERAL WARNINGS
DO NOT install or use this equipment without
first reading and understanding this instruction
sheet. If you are unable to understand the Warn-
ings, Cautions or Instructions, contact a health-
care professional, dealer or technical person-
nel before attempting to install this equipment
- otherwise, injury or damage may occur.
DO NOT attempt to stop a moving wheelchair
with the wheel locks. WHEEL LOCKS ARE NOT
BRAKES.
INSTALLATION WARNING
After making adjustments and BEFORE use,
make sure all attaching hardware is securely
tightened.
REPLACING THE ATTENDANT
OPERATED WHEEL LOCKS
(FIGURE 1)
NOTE: Refer to INSTALLATION WARNING in the
SAFETY SUMMARY in this instruction sheet.
1. Remove the mounting screw and locknut that se-
cures the locking rod to the back tube mounting
bracket.
2. Slide anti-rattle up and off of locking rod.
3. Perform one (1) of the following:
a. If converting from Patient Operated Wheel
Locks, proceed to STEP 6.
b. If replacing current Attendant Operated Wheel
Locks, continue with STEP 4.
4. Loosen the locknut that secures the attendant op-
erated wheel lock to the recliner tube.
5. Slide the existing attendant operated wheel lock
up and off of the locking rod.
6. Slide the NEW attendant operated wheel lock
down locking rod and onto the recliner tube.
7. Reposition the anti-rattle on top of recliner tube.
8. Resecure the locking rod to the back tube mount-
ing bracket with the existing mounting screw and
locknut. Securely tighten.
9. Adjust the Attendant Operated Wheel Lock. Re-
fer to ADJUSTING THE ATTENDANT OPER-
ATED WHEEL LOCKS in this instruction sheet.
10. Repeat STEPS 1-9 for opposite wheel lock, if nec-
essary.
FIGURE 1 -REPLACING THE ATTENDANT
OPERATED WHEEL LOCKS
Locknut
(STEPS 1,8)
Locking Rod
(STEPS 1,2,5,6,8)
BackTube
Mounting
Bracket
(STEPS 1,8)
Mounting
Screw
(STEPS 1,8)
Anti-Rattle
(STEPS 1,7)
Recliner Tube
(STEPS 4,6,7)
Locknut
(STEP 4)
Attendant Operated
Wheel Lock
(STEPS 4-6)
Recliner Tube
(STEPS 4,6,7)
Locking Rod
(STEPS 1,2,
5,6,8)
2
Wheel Lock
(STEP 1)
Wheel
Lock Shoe
(STEP 2)
5/32 to
5/16- inches
(STEP 2)
Locknut
(STEP 1)
Rear
Wheel
Recliner
Tube
(STEP 1)
FIGURE 2 - ADJUSTING THE ATTENDANT
OPERATED WHEEL LOCKS
Tire Section
Tire Contact
Area
DETAIL "A" - BACK VIEW OF TIRE
Wheel
Lock Shoe
ADJUSTING THE ATTENDANT
OPERATED WHEEL LOCKS
(FIGURE 2)
NOTE: Refer to INSTALLATION WARNING in the
SAFETY SUMMARY in this instruction sheet.
NOTE: If wheels are pneumatic, before adjusting or
replacing the wheel lock assemblies, ensure that the
tires are inflated to the recommended psi. The recom-
mended psi is listed on the side wall of tire.
1. Loosen the locknut that secures the wheel lock to
the recliner tube.
2. Adjust the position of wheel lock until the mea-
surement between the rear wheel and the wheel
lock shoe is between 5/32 and 5/16-inches.
3. Securely tighten the locknut.
4. Engage wheel lock and push against the wheel-
chair and determine if wheel lock engages the
wheel lock shoe enough to hold the wheelchair.
5. Repeat STEPS 1-4 until the wheel lock holds the
wheelchair.
6. Repeat STEPS 1-5 for the opposite wheel lock.
NOTE: Ensure the wheel lock shoe completely cov-
ers the tire contact area. See DETAIL "A" for proper
positioning of wheel lock shoe.
APPLY
PRESSURE
HERE TO
DISENGAGE
LOCKED
POSITION
APPLY PRESSURE
HERE TO ENGAGE
UNLOCKED
POSITION
FIGURE 3 - USING THE ATTENDANT
OPERATED WHEEL LOCKS
USING THE ATTENDANT
OPERATED WHEEL LOCKS
(FIGURE 3)
WARNING
DO NOT attempt to stop a moving wheelchair
with the wheel locks. WHEEL LOCKS ARE
NOT BRAKES.
1. Perform one (1) of the following:
A. ENGAGE - Apply pressure downward on
wheel lock handle.
B. DISENGAGE - Lift up on wheel lock handle.
3
CONVERTING FROM PATIENT
OPERATED WHEEL LOCKS
(FIGURE 4)
NOTE: Refer to INSTALLATION WARNING in the
SAFETY SUMMARY in this instruction sheet.
1. Remove the existing axle mounting screw and
locknut that secures the rear portion of the patient
operated wheel lock assembly, pivot arm spacer
and rear wheel to the wheelchair frame.
Axle Mounting
Screw
Rear Portion of the Patient
Operated Wheel Lock
5/16-inch
Mounting
Screw
Bushing
Tube Clamp
Thin
Washer
Strap and Stud Assembly of the
Patient Operated Wheel Lock
Locknut
Locknut
Wheelchair
Frame
Rear
Wheel
Axle
Mounting
Screw
Spacer
FIGURE 4 - CONVERTING FROM PATIENT OPERATED WHEEL LOCKS
Locknut
Pivot Arm
Spacer
Rear Wheel
STEP 1
STEP 2
STEP 3
Wheelchair
Frame
Wheelchair
Frame
2. Remove the 5/16-inch mounting screw, bushing,
washer, and locknut that secures the strap and
stud assmebly of the patient operated wheel lock
to the wheelchair frame.
3. Secure the rear wheel to the wheelchair frame with
the axle mounting screw and the 3/4-inch spacer
provided. Securely tighten.
4. Install the attendant operated wheel locks. Refer
to REPLACING THE ATTENDANT OPERATED
WHEEL LOCKS in this instruction sheet.
INVACARE CORPORATION l
ONE INVACARE WAY l
P.O. Box 4028 l
Elyria, Ohio
44036-2125l
Phone 1-(800)-333-6900
Form No. 98-101 Part No. 1076130 Rev B (2) - 6/99 Printed in U.S.A.
QTY
ITEM DESCRIPTION 7400036 7400037
1 Attendant Operated
Wheel Lock 1 1
2 3/4-inch Spacer 1 1
3 4-3/4-inch Axle
Mounting Screw 1 1
4 Locknut 1 1
PARTS LIST
NOTE: Kit number 7400036 contains Left-Hand wheel lock. 7400037 contains Right-Hand wheel lock.
1
2
4
3
Wheelchair Frame
(Reference Only)
Rear Wheel
(Reference Only)
-
1
-
2
-
3
-
4
Invacare 7400037 User manual
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