Diesel Engine Engine Testing
88
NOTE: Adjust intake and exhaust clearances in the
following firing order by rotating the
crankshaft 180 degrees in the normal
direction: 1-2-4-3.
Adjust the valve clearances for intake valves No. 1
and No. 3.
Adjust the valve clearances for exhaust valves No. 1
and No. 2.
Rotate the crankshaft in the normal direction one
revolution.
Adjust the valve clearances for intake valves No. 2
and No. 4.
Adjust the valve clearances for exhaust valves No. 3
and No. 4.
Tighten the locknut to secure the adjustment screw.
Locknut Torque Value
N•m ft-lb
39.2 MIN 28.9
49 MAX 36.1
0390078
0390079
0390078
0390080
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