Section 3 - Coupling To The Tow Vehicle
R6 3/30/2017
Page 40
King Pin Height Adjustment – Figure 3-19
3.2.3.c Prepare the Fifth Wheel Coupler
•
Be sure the locks are open (see “Fifth Wheel
Checks” figure 3-20).
•
If the tow vehicle is equipped with a tailgate,
lower it.
•
Block the trailer wheels, front and rear.
•
Make certain that trailer fifth wheel plate is
slightly above the kingpin plate on the tow
vehicle.
3.2.3.d Couple the Trailer to the Tow Vehicle
•
Back tow vehicle up close to the trailer,
centering the kingpin in the slot of the fifth
wheel.
•
STOP
before engaging the coupling.
^ WARNING
No one must be under the trailer or coupler
during the coupling.
Death or serious injury can occur if the
trailer drops.
•
Adjust the height of the trailer, using the jack,
so that the fifth wheel plate just touches the
kingpin plate.
•
Slowly back up the tow vehicle, keeping the
kingpin centered in the slot of the fifth wheel.
Continue backing up until the fifth wheel locks
firmly on the kingpin.
•
Visually check to confirm that the fifth wheel
locks are properly locked onto the kingpin by
performing the three checks illustrated in the
“Fifth Wheel Checks” figure 3-20.
•
Attempt to pull forward as an initial test of the
closing of the fifth wheel locks.
Fifth Wheel Checks – Figure 3-20
•
Check 1 – The adjustment nut must be seated
against the fifth wheel.
•
Check 2 – The secondary lock must be behind
the yoke.
•
Check 3 – The fifth wheel must be in contact
with the kingpin plate, with
no space
.
^ WARNING
An improperly coupled fifth wheel can
come loose, resulting in death or serious
injury.
Do not tow the trailer until all of the visual
checks are met.
•
Adjustment nut against fifth wheel.
•
Secondary lock behind yoke.
•
Fifth wheel against kingpin plate.
Raise The Drop-Leg Jack
A trailer having a fifth wheel coupler will be
outfitted with one or two drop leg jacks for raising
Summary of Contents for Horse Trailer
Page 1: ...OWNER S MANUAL ENCLOSED TRAILERS...
Page 4: ......
