Chery QQ, Руководство по обслуживанию

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Chery QQ Service Manual
Mechanical Part of SQR 472Engine
11
Check the timing belt back plate for any deformation.
Standard size of crankshaft timing gear
Width 28.6mm
3. Installation
3.1 Assembly of crankshaft timing pulley.
3.2 Installation of timing (at the top dead center of the
first cylinder piston)
3.2.1 Put the camshaft timing gear on the front end of the
exhaust camshaft, align the locating slot on the gear with
the locating pin on the end of the camshaft, and then fix
the timing gear with bolts. The tightening torque for the
bolts is 100
±
5Nm.
Make sure that the clashing mark of crankshaft timing
pulley aligns with the mark of oil pump.
3.3 Install the tension pulley. After adjust the tension of
timing belt, install the tension pulley bolt and tighten it
with the torque specified. Adjust the tension of the timing
belt acording to the following instruction, and install the
tension pulley.
3.3.1 As indicated in the figure, make the tensioner
swing to the right with a screwdriver so that the distance
between the edge of the tension pulley and the circular arc
of the water pump body is 8mm, and then tighten the
tension pulley bolts with the torque of 25
±
3Nm.
Timing Mark
Timing Mark