Removing/Installing Casters; Replacing Forks - Invacare Arrow RWD Service Manual

WHEELS/MOTORS

REMOVING/INSTALLING CASTERS

(FIGURE 4)
W W W W W ARNING ARNING ARNING ARNING
ARNING
DO NOT use your power wheelchair unless it has
the proper tire pressure (p.s.i.). DO NOT over-inflate
the tires. Failure to follow these suggestions may
cause the tire to explode and cause bodily harm.
The recommended tire pressure is listed on the side
wall of the tire.
Periodically, the tires will need to be replaced due to wear or
puncture.
8-inch Caster
Mounting Hole
Spacer
Washer
Mounting
Screw
HARDWARE ORIENTATION
Washer
Mounting
Spacer
Screw
FIGURE 4 -REMOVING/INSTALLING CASTERS
Removing Casters
1. Remove the mounting screw, washers, spacers and
2. Remove the existing caster from the fork.
Installing Casters
1. Position the caster into the fork.
2. Reinstall the mounting screw, washers, spacers and
3. Torque locknut to 10-foot pounds (120-inch) pounds.
4. Loosen the locknut 1/8 of a turn.
5. Move the caster side to side.
SHOCK FORK
NOTE: If the caster moves side to side, tighten the locknut
slightly.
REPLACING FORKS (FIGURE 5)
8-INCH FORK
1. Remove the caster from the existing fork. Refer to
2. Remove the dust cover.
3. Remove the locknut, nylon washer, and spacer.
Locknut
4. Drop the existing fork out of the caster head tube
5. Slide the new fork into the spacer and caster head
NOTE: Check bearing assemblies. Replace if necessary.
Washer
6. Ensure new fork slides completely into caster
Spacer
7. Install spacer, nylon washer and secure with lock-
Fork
(Reference)
8. Install the caster onto the new fork. Refer to RE-
Washer
9. Adjust the forks. Refer to ADJUSTING FORKS in
Locknut
Spacer
59
locknut that secure the caster to the fork.
locknut that secure the caster to the fork.
REMOVING/INSTALLING CASTERS in this pro-
cedure of the manual.
and spacer.
tube.
headtube.
nut.
W W W W W ARNING ARNING ARNING ARNING ARNING
Improper positioning of the washer will prohibit
the free movement of the forks.
MOVING/INSTALLING CASTERS in this proce-
dure of the manual.
PROCEDURE 9 of the owner's manual, 1081227
PROCEDURE 12
W
H
E
E
L
S
/
M
O
T
O
R
S