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551-88M-0005 (SL1) - Operate a Vehicle in a Convoy

Standards: Operated the vehicle according to specific instructions from the convoy or march unit commander. Correctly reacted to, and relayed, all hand signals, and followed all highway warning and regulatory signs according to FM 21-305.

Conditions: Given a briefing by the convoy commander, a vehicle with before-operation maintenance performed, and a flashlight (night convoy), weapon, and LCE/Kevlar.  Task must be performed under the march unit commander's supervision.

Standards: Operated the vehicle according to specific instructions from the convoy or march unit commander.  Correctly reacted to, and relayed, all hand signals, and followed all highway warning and regulatory signs according to FM 21-305.

Performance Steps

1.   Start the engine, after receiving the signal or the order from the march unit commander.

a. Start the engine.

b. Apply the parking brake, if appropriate.

c. Adjust the seats so you can comfortably manipulate the vehicle controls.

d. Adjust driving mirrors to obtain a clear view on both sides and to the rear of the vehicle.

e. Fasten your seat belts, if appropriate.

f.  Place the transmission shift lever in neutral (N) or park (P), as appropriate.

g. Place the differential lock/unlock control to the unlock position, if appropriate.

h. Turn off all accessories.

i.   Disengage the engine retarder system, if appropriate.

j.   Push in the clutch pedal, if appropriate.

k. Turn on the engine run switch, if appropriate.

l.   Engage the start button or ignition switch, as appropriate, while depressing the accelerator pedal.

m.   Release the start button or ignition switch, as appropriate.

Note. If the engine fails to start, wait two minutes before trying again (diesel engines only).

n. Press on the accelerator as necessary to maintain idle speed and observe the oil pressure gauge.

o. Observe all instruments and warning lights for proper indication.

2.   Set the vehicle in motion, after receiving the signal or the order to move out.

a. Check all gauges to make sure the vehicle is ready for operation.

b. Turn on the light switch at night, as required.

c. Apply the brake.

d. Release the parking brake, if appropriate.

e. Place the transmission shift selector lever in drive (D), as appropriate.

f.  Place the transmission shift lever in low/first gear, as appropriate.

g. Release the clutch pedal until it takes hold, if appropriate.

h. Check for approaching traffic.

i.   Signal to indicate the direction of movement.

j.   Remove your foot from the brake pedal.

k. Depress the accelerator while releasing the clutch pedal, as appropriate.

l.   Continue shifting until reaching the desired road speed, as appropriate.

3.   Operate the vehicle at the prescribed speed and maintain proper interval between vehicles.

a. Maintain a minimum of a 5-minute gap between march units on the open road.

b. Maintain a minimum of 10 minutes between serials on the road.

c. Maintain the maximum speed for the segments of the road.

Figure 551-88M-0005-1.  Extend (Open Up)


d. Adjust speed interval and position according to the signals in figures 551-88M-0005-1, 551-88M-0005-2, 551-88M-0005-3, and 551-88M-0005-4.

 

 


Figure 551-88M-0005-2. Close up

 

e. Relay either of the above signals received from the march unit commander to the driver behind you.


Figure 551-88M-0005-3. Slow Down


Figure 551-88M-0005-4.  Increase Speed

 

4.   Stop the vehicle at the rest site.

a. Place the transmission ratio selector lever in neutral (N) or park (P), as appropriate.

b. Set the parking brake, if applicable.

c. Shut down the engine.

5.   Perform during-operation PMCS.

a. Before inspection, study the applicable TM. Pay particular attention to the section on PMCS.

b. Begin inspection at the first during-operation maintenance check listed on the PMCS chart.

c. Inspect in an orderly sequence, as described in the applicable TM, to save motion and eliminate the possibility of missing an important item.

d. Note deficiencies as you find them without trying to remember all of them.

e. Complete the inspection when you return to the starting point.

6.   Resume vehicle operations (steps 1 through 5).

7.   Park vehicles in a line at the convoy destination assembly area.

a. Place the transmission in neutral (N) or park (P), as appropriate.

b. Set parking brake, if appropriate.

c. Shut down the engine.

Evaluation Preparation: 

Setup: Set up the convoy with six vehicles at the starting point. Select a route for the convoy that will not interfere with the regular traffic. Use an NCO trained in convoy procedures to act as the convoy commander. Have the convoy commander brief the soldier on convoy operations.

Brief Soldier: Tell the soldier to follow the instructions given in the convoy commander's briefing.

Performance Measures

GO

NO GO

1.   Started the engine.

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2.   Set the vehicle in motion.

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3.   Operated the vehicle at the prescribed speed and maintained the proper interval between vehicles.

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4.   Responded to hand signals given.

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5.   Relayed the hand signals.

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6.   Stopped the vehicle at the rest area.

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7.   Performed during-operation PMCS.

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8.   Resumed vehicle operations.

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9.   Parked in the destination assembly area.

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Evaluation Guidance:  Score the soldier GO if all performance measures are passed. Score the soldier NO GO if any performance measure is failed. If the soldier scores NO GO, show him what was done wrong and how to do it correctly.

References

 

Required

Related

 

FM 21-305

DA Pam 738-750

 

FM 55-30