Workshop Manual

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 ﬁrst (all the adjusting screws in direct

contact with the exhaust valves).

2. Rotate the engine until a given cylinder is at maximum intake lift. W hen this is reached,

the brake lash can be set on this cylinder.

3. Lash the engine brakes in the following ﬁring order; one, ﬁve, 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 t o 4.1 mm (0.1614 in.).

5. Lash the engine brakes in the following ﬁring 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.