|
|
9-21 9 2. Inspect all idler wheel inserts (inner and outer) for any cracks. 3. Inspect the outer rubber portion of the idler wheels for cracks and poor bonding. 4. Inspect the plastic insert of each idler wheel for cracks. 5. Inspect the shaft for wear and damaged threads. 6. Inspect all idler wheel bearings. Turn each bearing (by hand) and if any roughness or binding is noted, replace the bearing. 7. If a bearing must be replaced, use this procedure. A. Remove the wheel insert (if applicable) and the snap ring. B. Using a hydraulic press, press the bearing out the inside of the wheel. C. Press the new bearing (on its outer race) into the idler wheel. MS006A D. Install the snap ring making sure the “sharp side” is directed away from the bearing. MS007A E. Install the insert (if applicable). MS008 ASSEMBLING 1. In order from the right-hand side, slide the axle through the slide rail axle slot; then place a bush- ing, inner idler wheel with insert (if applicable), and long spacer with a flat washer on the axle. Slide the axle through the opposite slide rail axle slot. Place the plastic adjuster bushings on the axle (on the outside of each axle slot). MS022 NOTE: Make sure the slot in the adjuster bushing MS058A 2. Place the outer idler wheels on the axle (with the large flat of the insert directed inward) and secure with two cap screws (coated with blue Loctite #243) and large flat washers. Tighten cap screws only until snug. ! CAUTION Do not remove the bearing unless it is absolutely |