Workshop Manual
5.3 CHECKING AND ADJUSTING GEAR LASH WITH CAMSHAFT HOUSING REMOVED
12. Turn idler gear number five counterclockwise (viewed from front of engine) until “0” lash
is present, then zero the gauge on the dial indicator.
13. Push idler gear number five clockwise (viewed from front of engine) till desired gear
lash is present.
14. Tighten the two bolts on the number three gear.
15. Check gear lash by turning idler gear number five stop-to-stop; verify the lash reading on
the dial indicator should be 0.043 - 0.165 mm (0.0016 - 0.0065 in.).
16. If gear lash is OK, then final torque idler gear number three bolts to 60–65 N·m (44-48
lb·ft).
17. Install access cover and tighten.
18. Install the camshaft housing as needed. Refer to section 3.3.
All information subject to change without notice.
5-18 DDC-SVC-MAN-0081 201 0 Copyrig ht © 2010 DETROIT DIESEL CORPORATION










