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Fig. 9-245 AG673D 2. Note the locations of the flat washers for assembly purposes. NOTE: The large, thick washer must be installed next to the idler wheel. The small, thin washer must Fig. 9-246 AG674D CLEANING AND INSPECTING NOTE: Whenever a part is worn excessively, cracked, or damaged in any way, replacement is 1. Clean the bearing with a clean cloth. 2. Inspect each idler wheel and plastic hub for cracks or damage. 3. Rotate the idler wheel bearings (by hand) and inspect for binding or roughness. 4. If a bearing must be replaced, use this procedure. Do not remove the bearing unless it is absolutely A. Remove the wheel insert 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. Fig. 9-247 AG538D D. Install the snap ring making sure the “sharp side” is directed away from the bearing. Fig. 9-248 AG539D E. Install the insert. Fig. 9-249 AG540D ! CAUTION 9 9-75 |