BACKING TOWARD THE SEMITRAILER

TM9-2320-273-10

Checkout your equipmentas follows before backing under the semitrailer.

a. Visually check the fifth wheel for cracked, damaged, or missing parts

b. Check mountings for good condition and mounting bolts for tightness.

c. Check that all moving parts and top of fifth wheel are properly lubricated.

d. On the M915, check the lock guard for proper operation. Have it replaced if it is

damaged or missing.

e. On the M916 and M920, make sure the secondary lock release handle is pulled all

the way out. The fifth wheel will lock with the primary lock release handle in

either position.

f. Be sure that the fifth wheel ramps are down level with, or slightly below the angle

of the pickup ramps.

g. Prepare the semitrailer for coupling. Adjust the trailer height so that the fifth wheel

picks up the trailer on the fifth wheel ramps.

BACKING TOWARD THE SEMITRAILER

CAUTION

Be careful not to run the kingpin up the fifth wheel

ramps as this can damage the kingpin and/or the fifth

CAUTION

Make a visual check of the coupling. Do not take for

granted that you have a secure coupling.

a. Make sure your tractor is alined straight in front of the semitrailer.

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