CHERY A21 SERVICE MANUAL MECHANISM OF 2.0NALC ENGINE
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5. Loosen the bolt of valve cover and
remove the valve cover.
6. Rotate the camshaft in order to clip the
camshaft tool into the slot at the end of
camshaft.
7. Loosen the bolts of air intake and exhaust
camshaft tension pulleys with torque
wrench.
Note: It is not to remove but loosen.
8. Revolving the crankshaft, you may rotate
in the crankshaft tool so as to it cannot
move in both direction.
Note: Do it with patience and carefulness lest
the crankshaft should be broken.