APPENDIX D QUALIFYING PROCEDURES FOR OPERATORS OF AVLB

TB 600-2

APPENDIX D

QUALIFYING PROCEDURES FOR OPERATORS OF AVLB

D-1. Personnel Selection. Personnel selected for

of TM 21-301, Driver Selection,

Training

and

testing should have normal color perception, good

Supervision, Tracked Vehicles.

hearing ability, and a standard score of 100 or higher in

aptitude area MM of the Army classification battery.

D-4. Test. This test consists of 25 true or false and

multiple choice questions. Each question has a total

D-2. Purpose. The purpose of this (either M60A1

weight of 4 points for each correct answer. Some

AVLB or M48A2 AVLB) is to determine if personnel

questions, as noted, will have four answers; therefore,

selected for operating have sufficient technical

each correct answer is equal to 1 point, for a total of 4

knowledge of vehicle driving principles and practices.

points per question. Passing grade is 85 percent. Any

This test should be administered prior to the

student failing the test will be disqualified for licensing

performance test.

until he has completed a retraining period on the

technical aspects of the equipment.

D-3. Tracked Vehicle Operators. Operators of tracked

vehicles

will

familiar

with

the

contents

Section I. SUGGESTED QUALIFYING QUESTIONS FOR M60A1 AVLB

A. Answer these questions by "True" or "False".

1. The safety precautions are listed in section II of TM 5-5420-202-10.

2. The correct form for reporting errors, omissions and recommendations for improving the technical manual on the

launcher is DA Form 2407 (Maintenance Request).

3. Daily preventive maintenance is to be performed as outlined in table 3-1 before, during, and after operation.

4. The M60A1 Launcher is powered by a 12-cylinder continental liquid cooled diesel engine.

5. The operator controls and instruments are located in the left for ward compartment.

6. All panel instruments must be checked for normal operation prior to moving the launcher.

7. The hydraulic pump clutch is engaged during launching and retrieving of the bridge only.

8. The fuel fillers are located at the rear of the operator's and commander's hatches.

9. While starting the engine, the crew should be at their assigned stations (operator and commander), with hatches

closed.

10. The M60A1 launcher is equipped with a valve bank with five control levers to control six hy draulic cylinder

operations.

11. The launcher will be parked in a level area with the brakes set, or in the locked position when not in use.

12. The launcher speed in low range is 15 mph: high range 50 mph; reverse 9 mph.

13. Grade ascending and descen ding ability is 50 percent.

14. The launcher is a modified M60A1 tank.

15. Track adjustment is performed by DCU.

16. Six 12-V batteries are required to support the 24-V electrical system of the launcher and are located in the

forward compartment.

17. An electrical slave receptacle is located to the right and forward of the commander's seat for the purpose of

starting the engine from an outside source in case of low or dead batteries.

B. In the following multiple choice questions, only one answer is correct. Check the correct answer.

18. Before starting the engine:

a. Switches to all electrical should be in the OFF position.

b. The hatches closed.

c. Fuel shut-off handle should be in the OFF position.

19. If engine fails to start after several attempts:

a. Ignition system shorted out.

b. Fuel tank empty or shut-off valve closed.

c. Transmission low of oil.

20. Purge the fuel lines of air:

a. By depressing the accelerator to full displacement several times.

D-1