a. Finish the job.
b. Call for assistance.
c. Set all the brakes and check the generator belts and battery.
The crane operator should take signals when working from:
b. The groundman or from one man In charge.
c. The switchman.
The following rules apply to the use of slings One rule does not apply:
a. Take up slack and start load slowly.
b. Keep slings free from kinks, knots and twists.
c. Knots can be used to shorten chains or slings.
d. Lift from the center of the hooks, never from the point.
e. Distribute the load evenly on all legs of the sling.
f. Inspect slings regularly.
When a crane has traction motors, do not run it thru water:
a. That will touch the bottom of the traction motor.
b. It does not matter.
c. Move crane swiftly.
The crane is to be moved from one point to another not under its own power You should make preparations by:
a. Calling yardmaster.
b. Anchor the rotating deck parallel to the center line of the track with the boom trailing.
c. Raise boom and set brakes.
The tools and onboard spares are listed in the following manner:
a. List fastened to the cab wall.
b. No list.
c. Operators Manual -10 issued with the crane.
You go out to your crane and it has a blue flag fastened to the rail in front of the crane and to the rear of it. Do
a. Take the flags down and move the crane.
b. Proceed to the maintenance shop and have the flags removed.
c. Fill the fuel oil tank.
The following 25 questions are true or false
1. A crane operator must be alert and know all the hand signals used by the Department of the Army.
2. When handling heavy loads, stability and strength shall be checked by hoisting the load a short distance and
holding it with the brake.
3. No warning signal is to be sounded when swinging a load over workman.
4. When using a magnet the weight of the magnet should be figured as part of the load.
5. The magnet can be used to break up heavy pieces of scrap.
6. If, when operating, the battery ammeter shows discharge, the battery is fully charged.
7. When the crane is shut down for the night, the hand brakes must be set.
8. If the engine does not start after holding the starting button in for 30 seconds, you can hold the button in for 30
seconds more immediately.
9. When the straight air brake valve is moved to the ON position, air pressure is admitted to the air brake cylinder,
setting the brakes on the crane.
10. If the air pressure does not show on the air gage, the crane can be braked or stopped by reversing the traction
motor or gears.
11. Before hoisting a heavy load after the crane has been idle for a long time, it is advisable to hoist the load block to
the boom several times with the brakes applied lightly to dry out the moisture in the brake lining.
12. The operator must avoid rough or jerky stops at all times.
13. When lifting heavy loads with a high boom, a safety line with a heavy weight should be fastened to the boom.
14. If the ropes or cables are not spooled smoothly on the drums, they might break.
15. In case of fire, the following action should be taken: Pull emergency fuel shut-off and use fire extinguishers with
the discharge directed at the base of the fire.