EPA07/10 DD PLATFORM WORKSHOP MANUAL - ENGINE
14.16 SETTING THE ENGINE BRAKE LASH
Set the brake lash as follows:
1. Set the lash on all the exhaust adjusting screws
fi
rst (all the adjusting screws in direct
contact with the exhaust valves).
2. Rotate the engine until a given cylinder is at maximum intake lift. When this is reached,
the brake lash can be set on this cylinder.
3. Lash the engine brakes in the following
fi
ring order; one,
fi
ve, three, six, two, then four.
4. When the engine brake rocker arm is in contact with the exhaust valve, set the lash
between the engine brake rocker arm adjusting screw and the actuator piston stem. Using
Engine Brake Adjustment tool (W470589022300), set the lash to 4.1 mm (0.1614 in.).
5. Lash the engine brakes in the following
fi
ring order; 1, 5, 3, 6, 2, and 4.
6. Torque the locknut valve adjusting screw to 50 N·m (37 lb·ft).
7. Install the rocker cover. Refer to section 1.4.
8. Reconnect the battery power to the engine. Refer to OEM procedures.
All information subject to change without notice.
DDC-SVC-MAN-0081 2010
Copyright © 2010 DETROIT DIESEL CORPORATION
14-33
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