TM 9-2320-360-10
2-12. DRIVING HET TRACTOR (CONT)
c. Engine Brake Retarder Operation
WARNING
Do not use engine brake retarder in wet, slick, or icy road
conditions. Failure to comply may result in loss of vehicle control.
Personnel injury or death may result.
CAUTION
Use engine brake only when additional braking is required (i.e.
descending grades).
Continuous of engine brake may cause
increased consumption or driveline damage.
NOTE
Wheel brakes must be used in addition engine brakes for maximum
braking.
Allow engine to warm up before engaging engine brake retarder
switch.
(1) Check hat engine brake retarder ON/OFF switch (1) is in OFF (uppermost) position.
(2) Check that engine brake retarder HI/LO switch (2) is in LO (uppermost) position.
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