TM 5-3810-306-10
CRANE TRAVEL OPERATION
PREPARATION FOR TRAVEL
1.
Ensure crane is in travel mode. Strictly adhere to the
following superstructure conditions before moving
the crane whether under its own power or when
being towed. Procedures for accomplishing the
following are located in various sections of this
manual.
a.
Fully retract boom.
b.
Swing boom over the front. Lower boom to
horizontal.
WARNING
Do not drive the crane with the boom off
center. Automatic oscillation lockout will
occur, making the crane subject to
tipping on uneven surfaces.
Do not drive the crane with the lift
cylinders bottomed. Position the boom to
horizontal.
c.
Push SWING BRAKE control knob. Engage
mechanical swing lock by pushing down on
SWING LOCK control handle.
d.
Remove hook block and/or overhaul ball from
hoist cable(s). Stow them securely before
traveling, or ensure hook block or overhaul ball
is properly secured to tie down provided.
e.
Ensure outrigger stabilizers and outriggers are
fully retracted and stablilizer floats are removed.
f.
Ensure all four (4) stabilizer floats are properly
stowed.
CAUTION
Do not engage or disengage hydraulic
pump with engine running. Otherwise,
damage to pump and drive could occur.
2.
Disengage hydraulic pump.
3.
Check cold tire pressure (75 psi).
NOTE
Do not attempt to move crane until
brake system air pressure is at normal
operating level (approximately 75 psi).
4.
Before traveling, check suitability of proposed route
with regard to crane height, width and length.
Ensure that all required permits are on board.
TRAVEL SAFETY PRECAUTIONS
1.
Tire Temperatures - After every one hour of travel
time, stop and allow tires to cool off 30 minutes.
2.
Terrain - You should be cautious when moving over
rough terrain.
3.
Traction - Use four-wheel drive only when greater
traction is necessary. (Refer to FOUR-WHEEL
DRIVE OPERATION, for operating instructions.)
4.
Bridges - Check load limit of bridges. Before
traveling across bridges, ensure they will carry a load
greater than the crane’s weight.
5.
Clearances. Watch clearances when traveling. Do
not take a chance of running into overhead or side
obstructions.
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