Troy-Bilt Pro-Line CRT Service Manual - Page 21

NOTE: Two paper clips with small 90° bends at the end work well for external shim removal. See Image Below Troy-Bilt Small Frame Tillers 7.38. Drive the wheel shaft to the right, forcing the bronze wheel shaft bushing out of the transmission housing using a block of wood and a large hammer. See Figure 7.38. 90° 2" x 4" Hammer Inner Spacer Paper Clips Shim Removal Tools 7.35. Measure the overall thicknesses of the shims on each side using a dial caliper. See Figure 7.35. Dial Caliper Hi-Pro Key Bronze Bushing Wheel Shaft Figure 7.38 NOTE: The inner spacer will be damaged by the Hi-Pro key. 7.39. Remove the bronze bushing and spacer from the right side of the wheel shaft. NOTE: The lubrication cut a ways on the bronze bushing face in during assembly. See Image Below. Shims Bronze Bushing Cut A Way Figure 7.35 7.36. Record the thicknesses of the shims, Right _____, Left _____. 7.37. Make certain the vice is secure. Bronze Bushing Cut A Ways 7.40. Slide the wheel shaft back into the housing until the Hi-Pro key contacts the wheel shaft worm gear. 7.41. Rotate the wheel shaft worm gear until the HiPro key slides into the key way. 17