mxu 400 Manuel atelier : Page 117

                                                                         5. Install the knuckle assembly onto the ball joints
                                                                  and secure with cap screws. Tighten to 35 ft-lb.
                                                               6. Apply grease to the hub and drive axle splines;
                                                                  then install the hub assembly onto the drive axle.
                                                               7. Secure the hub assembly with the nut. Tighten
                                                                  only until snug.
                                                               8. Secure the brake caliper to the knuckle with the
                                                                  two patch-lock cap screws. Tighten to 20 ft-lb.
                                                               9. Secure the hub nut (from step 7) to the shaft/axle.
                                                                  Tighten to 200 ft-lb.
                                                     KC297
 8. Remove the lower shock absorber eyelet from the           10. Install a new cotter pin and spread the pin to
    upper A-arm.                                                  secure the nut.

 9. Remove the cap screws securing the A-arms to the          11. Install the wheel and tighten to 40 ft-lb.
    frame.                                                    12. Remove the ATV from the support stand.
10. Remove the circlip from the ball joint; then
    remove the ball joint from the A-arm.
CLEANING AND INSPECTING
                                                                           Rear A-Arms
 NOTE: Whenever a part is worn excessively,
cracked, or damaged in any way, replacement is                REMOVING
necessary.
                                                               1. Secure the ATV on a support stand to elevate the
 1. Clean all A-arm components using a pressure                   wheels.
    washer.
 2. Clean the ball joint mounting hole of all residual                         ! WARNING
    Loctite, grease, oil, or dirt for installing purposes.    Make sure the ATV is solidly supported on the sup-
                                                              port stand to avoid injury.
 3. Inspect the A-arm for bends, cracks, and worn
    bushings.                                                  2. Pump up the hand brake; then engage the brake
                                                                  lever lock.
 4. Inspect the ball joint mounting holes for cracks or
    damage.                                                    3. Remove the wheel.                                     7
 5. Inspect the frame mounts for signs of damage,              4. Remove the cotter pin securing the hex nut; then
    wear, or weldment damage.                                     remove the hex nut. Release the brake lever lock.
INSTALLING                                                     5. Remove the caliper (right side only).

 1. Apply green Loctite #609 to the entire outside              NOTE: Do not allow the brake caliper to hang
    diameter of the ball joint; then install the ball joint   from the hose.
    into the A-arm and secure with the circlip.
                                                               6. Remove the cap screws and lock nut securing the
 2. Install the A-arm assemblies into the frame                   shock absorber to the frame and lower A-arm; then
    mounts and secure with the cap screws. Only fin-              remove the shock absorber.
    ger-tighten at this time.
 3. Secure the lower eyelet of the shock absorber to
    the upper A-arm. Tighten nut to 35 ft-lb.
 4. Secure the A-arm assemblies to the frame mounts
    (from step 2). Tighten the cap screws to 35 ft-lb.

                  ! CAUTION
Do not tighten the nut beyond the 35 ft-lb specifica-
tion or the shock eyelet or mount WILL be damaged.



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