TM 10-3930-675-10-2
OPERATION UNDER UNUSUAL CONDITIONS - CONTINUED
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EMERGENCY LOWERING OF THE BOOM - CONTINUED
Lower Boom (Extended or Loaded with a Container).
2.
a. Open valve located under machine, on right frame, in front of right-rear tire.
OPEN
VALVE
b. Turn ignition ON.
c. Press auxiliary pump switch on instrument panel to ON position. It will run for four minutes, pause for two minutes,
and then restart, if necessary.
d. Use joystick to lower and retract the boom.
OPERATE IN EXTREME COLD
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General.
1.
a. Extreme cold causes many problems:
(1)
(2)
Batteries may freeze or lose their electrical efficiency.
(3)
(4)
Various materials will become hard, brittle, and easily damaged.
(5)
The cooling system requires adequate protection from extreme cold.
(6)
Fuels, lubricants, and antifreeze compounds require special storage, handling, and use.
b. Refer to FM 9-207 for additional information.
NOTE
Notify Organizational Maintenance to prepare vehicle for arctic operation.
c. Vehicles assigned to arctic regions are equipped with an auxiliary arctic heater to enable easier starting by preheating
engine cooling system.
d. When starting out in extreme cold, follow these procedures:
(1)
Be careful when you first start your vehicle. Use cold weather starting procedure (WP 0005 00-3) and
allow engine time to reach operating temperature range of 180 to 200F (82 to 93C). Be alert that tires
may be frozen to ground.
(2)
Start driving very slowly for about 100 yd (91.4 m). If a problem is noted, notify Organizational Mainte-
nance as required.
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