3. Measure: camshaft runout Out of specification Replace. Camshaft runout limit 0.015 mm (0.0006 in) EBS00225 CHECKING THE DECOMPRESSION SYSTEM 1. Check: decompression system 1 MMM M M MMM M M MMM M M MMM M M MMM M M MMM M MMM a. Check the decompression system with the camshaft sprocket installed on the decom- pressor lever and pin installed in the cam- shaft. b. Check that the decompressor lever pin 1 projects from the camshaft. c. Check that the decompressor cam 2 moves smoothly. 2 LLL L L LLL L L LLL L L LLL L L LLL L L LLL L LLL EBS00239 CHECKING THE ROCKER ARMS AND ROCKER ARM SHAFTS The following procedure applies to both of the rocker arms and rocker arm shafts. 1. Check:
rocker arm Damage/wear Replace. 2. Check: rocker arm shaft Blue discoloration/excessive wear/pitting/ scratches Replace or check the lubrica- tion system. 3. Measure: rocker arm inside diameter Out of specification Replace. Rocker arm inside diameter 12.000 ~ 12.018 mm (0.4724 ~ 0.4731 in) 4 - 21 ROCKER ARMS AND CAMSHAFT ENG