6. Optimum engine braking occurs with engine speed between 1650 and 2100 rpm.
Select appropriate transmission range (WP 0041) and engine brake settings to
maintain desired effect. Do not over speed engine during braking.
7. If more braking is required, set engine brake retarder HI/LO switch (2) (WP 0018) to
HI position.
8. Check that tachometer (4) (WP 0015) reads between 1650 and 2100 rpm whenever
engine brake is used.
NOTE
Safety lock on engine brake retarder on/off switch locks switch in off
position only.
9. Set engine brake retarder ON/OFF switch (1) (WP 0018) to off (uppermost) position
when engine braking is no longer desired.
END OF TASK
END OF WORK PACKAGE
TM 9-2320-360-10 0038
0038-3
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