Perkins 6.3544 Series, Руководство пользователя, Страница: 47 / 56

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User’s Handbook, TPD 1289E, Issue 2 41
6.3544 Series
How to check the valve tip clearances
These are checked between the top of the valve stem and the rocker lever (A), with the engine cold. The
correct clearances are 0,20 mm (0.008 in) for inlet valves and 0,45 mm (0.018 in) for exhaust valves. The valve
positions are shown at (B).
Note: Number 1 cylinder is at the front of the engine.
1 Turn the crankshaft in the normal direction of rotation until the inlet valve of number 6 cylinder has just
opened and the exhaust valve of the same cylinder has not closed completely. Check the clearances of the
valves of number 1 cylinder and adjust them, if necessary.
2 Set the valves of number 2 cylinder as indicated above for number 6 cylinder. Then check/adjust the
clearances of the valves of number 5 cylinder.
3 Set the valves of number 4 cylinder. Then check/adjust the clearances of the valves of number 3 cylinder.
4 Set the valves of number 1 cylinder. Then check/adjust the clearances of the valves of number 6 cylinder.
5 Set the valves of number 5 cylinder. Then check/adjust the clearances of the valves of number 2 cylinder.
6 Set the valves of number 3 cylinder. Then check/adjust the clearances of the valves of number 4 cylinder.
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