Zontes ZT310M 2022, Руководство по обслуживанию

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side, and then rotate the box to remove the right side of 5 M6 × 75 hex flange bolts.
③
Place the left crankcase down, taking the rubber hammer symmetry, tapping the box to reinforce the hole or
process boss (Note: Do not knock the crankcase binding surface or other assembly joint surface), so that the
crankcase is uniformly separated, Finally remove the right crankcase, balance shaft, crankshaft and locating pin.
④
Cleaning crankcase
The crankcase was thoroughly cleaned with a mild solvent to remove the assembly binding surface residual glue.
⑤
Check the crankcase
● If the crankcase is found to have functional damage such as cracks or combined surface, the corresponding
crankcase should be replaced.
● Rotate the left and right box balance axis bearing inner ring, such as a snap, abnormal sound, the inner ring is
loose, and the corresponding bearing should be replaced.
● Check the left and right box crankshafts, if there is abnormal wear , replace the shaft tiles.
● Check the crankshaft oil seal, such as the main, and the sub -lip loss should be replaced.
6, Check the crankshaft
● Check the engine oil pump drive gear, and there is no abnormal wear and damage in the initiative tooth s urface;
Check that the surface of the crankshaft neck is damaged, discolored, or scratched, if available, then replace the
crankshaft.