Maintenance Procedures
7.
To unlock fifth wheel, push down and
rotate "J" hook so it locks under front
skirt of fifth wheel casting (Figure 39).
8.
Pull release handle to unlock fifth
wheel. If equipped with a manual
secondary lock, first pull secondary
release handle and hook on casting.
9.
To unlock fifth wheel, grasp lock tester
handle with both hands, and with a quick
snap turn counter-clockwise (Figure 40).
10. Repeat coupling and uncoupling
process with lock tester at least twice
to help "seat" the yoke. Then re-check
adjustment of the fifth wheel.
11. With fifth wheel unlocked, unhook "J"
hook from under front skirt of fifth wheel
casting (Figure 41) and remove lock
tester from fifth wheel.
IMPORTANT: Before using your fifth
wheel, you MUST verify
that it is operating properly.
Failure to verify that fifth
wheel is operating properly
could result in tractor trailer
separation which, if not
avoided, could result in
serious injury or death.
15. Slide Base Adjustment
NOTE: ILS slider locking plungers
DO NOT require adjustment.
Some Holland slide bases are equipped with
adjustable locking plungers. Adjustment should
be performed at a minimum of every 60,000
miles or if excessive movement is noticed
when driving the vehicle. To obtain proper
adjustment, follow the following procedures:
1.
Loosen lock nut and turn adjustment
bolt counterclockwise (Figure 42).
18
Figure 39
Figure 40
Figure 41
Figure 42
XL-FW10009UM-en-US Rev B · 2012-06-05 · Amendments and errors reserved. © SAF-HOLLAND, Inc.
LOCK NUT
ADJUSTMENT BOLT
PLUNGER