Removing/Installing The Front/Rear Caster Assemblies; Removing; Installing; Removing/Installing The Front Headtube Assembly - Invacare Pronto M91 Service Manual

SECTION 8—WHEELS

Removing/Installing the Front/Rear Caster Assemblies

NOTE: For this procedure, refer to
FIGURE 8.3.
NOTE: Front and rear caster assemblies are
replaced in the same manner.

Removing

1. Remove the dust cover.
2. Remove locknut and two (2) washers
securing caster assembly to the
headtube.

Installing

1. Insert threaded post of caster assembly
into headtube.
2. Using locknut and two (2) washers,
secure caster assembly to head tube.
3. Snap dust cover into the headtube.

Removing/Installing the Front Headtube Assembly

NOTE: For this procedure, refer to FIGURE 8.4.
NOTE: Take note of position and orientation of
headtube and mounting hardware for
installation.
NOTE: Reverse this procedure to install the
front headtube assembly.
1. Remove the dust cover.
2. Remove the two (2) top mounting
screws and bushings that secure the
headtube to the walking beam.
3. Remove the two (2) bottom mounting
screws and bushings that secure the
head tube to the pivot tube.
4. Remove the headtube from the walking
beam and pivot tube.
® ™
Pronto M91 and M94
Dust Cover
Headtube
Tabs
Side
Shroud
NOTE: Components
exploded for clarity.
There is no need to
remove the fork from
the base frame.
FIGURE 8.3 Removing/Installing the Front/
Rear Caster Assemblies
Walking Beam
Pivot Tube
Top Mounting
Screw
Bottom
Mounting Screw
Bushings
FIGURE 8.4 Removing/Installing the Front
Headtube Assembly
66
NOTE: Ensure tabs are
under the side shrouds
when installing.
Dust Cover
Locknut
Washer
Headtube
Washer
Caster Assembly
(Threaded Post)
Dust Cover
Headtube
Top
Mounting
Screw
Bottom
Mounting
Screw
Part No. 1125038