Replacing The Front/Rear Casters - Invacare TDX SI Service Manual

SECTION 4—WHEELS AND WHEEL LOCKS

Replacing the Front/Rear Casters

Two Sided Fork
NOTE: For this procedure, refer to FIGURE 4.3.
NOTE: Front and rear casters are replaced in the same manner.
NOTE: When replacing the front/rear caster assemblies, it is necessary to brace the caster
assemblies to prevent the wheel from spinning.
1. Remove the 7/16-20 x 3-1/4-inch hex head screw, two 15/32 x 5/8 x 3/64-inch washers
and 7/16-20 locknut that secure the existing caster to the fork.
2. Remove the existing caster and discard.
3. Using the 7/16-20 x 3-1/4-inch hex head screw, two 15/32 x 5/8 x 3/64-inch washers and
7/16-20 locknut, secure the new caster to the fork. Torque to 13 ft-lbs ± 20%.
7/16-20 x 3-1/4-inch Hex
Head Screw
15/32 x 5/8 x 3/64-inch
Washers
FIGURE 4.3 Replacing the Front/Rear Casters - Two Sided Fork
TDX® SI/SI-HD
Fork
38
7/16-20 locknut
15/32 x 5/8 x 3/64-inch
Washers
Caster
Part No 1160845