40
Rotate crankshaft, aligning the TDC mark on the crankshaft gear shaft with the TDC mark on the oil pump
case. Check whether the TDC mark on camshaft gear aligns with the TDC mark on the front end of
cylinder head. if not aligned, rotate crankshaft one turn
，
aligning the TDC mark on camshaft gear with the
TDC mark on the front end of cylinder head.
【
2
】
.
Upper and lower timing gear cover assemblies removal and installation
Fig.29
Removal
：
——Loosen and remove 2 bolts for upper timing gear cover assembly.
——Remove upper timing gear cover and seal assembly.
——Remove seal gasket and shot nail from upper timing gear cover.
——Remove crankshaft pulley.
——Loosen and remove 2 bolts for lower timing gear cover assembly.
——Remove lower timing gear cover and seal gasket assembly.
——Remove shot nail and seal gasket from lower timing gear cover. Installation
：
——Clean lower timing gear cover.
——Mount new seal gasket with shot nail or glue on lower timing gear cover.
