XL-FW10049OM-en-US Rev A 11-10 Amendments and Errors Reserved. © SAF-HOLLAND, Inc.
8. Slowly back tractor just past the
leading edge of the trailer so that fifth
wheel is under trailer (
).
9. Adjust tractor suspension to ride
height. Fifth wheel plate face must
make contact with bolster plate
(
).
Failure to couple with the
trailer at the proper height
may result in improper
coupling, allowing tractor
and trailer separation,
which if not avoided, could
result in death or serious
injury.
10. Slowly back into trailer, engaging
kingpin in fifth wheel.
11. Perform a pull test as an INITIAL
CHECK by locking trailer brakes and
pulling forward with tractor to make
sure tractor trailer separation does
not occur (
).
12. Get out of tractor and visually inspect
the following to be sure lock is closed
and tractor and trailer are properly
coupled (
).
a. Release handle fully retracted with
lock notch behind rib.
b. No gap is permissible between
trailer bolster plate and fifth
wheel.
c. Lock securely closed behind jaw.
Figure 11
Figure 12
IMPORTANT:
DO NOT attempt to couple.
Kingpin should not be
engaged at this step.
LOCK TRAILER BRAKES AND
PULL FORWARD WITH TRAILER
NO GAP!
LOCK
COMPLETELY
CLOSED AROUND
KINGPIN
LOCK NOTCH
BEHIND RIB
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