SAF-HOLLAND XL-FW418-01 FW83 LowLube Fifth Wheel - Manual (Page 16)

16 XL-FW418-01 Rev C
Inspection – Locking Mechanism
1. Check the operation of the fifth wheel locking mechanism using a
Holland TF-TLN-5001 (2˝ kingpin) Lock Adjustment Tool. Inspect
for proper locking as described in “Fifth Wheel Operating Instructions,”
Holland publications XL-FW353.
2. IMPORTANT! The lock is properly closed when:
Adjustment – Locking Mechanism (when required)
1. Using ONLY a Holland TF-TLN-5001 Lock Adjustment Tool, lock
the fifth wheel.
2. Check the plunger – it must be visible behind the lock and
engaged on both steps, as shown in Figure 3A. If the plunger is
not visible or not engaged on both steps (Figure 3B), turn the
adjustment bolt counterclockwise 1/2 turn, then try to lock the
locks again.
3. Check the release handle – it must be fully retracted and the
handle lock notch must be behind the rib as shown in Figure 3C.
MAINTENANCE
PROCEDURES
PLUNGER
LOCK JAW
AROUND KINGPIN
PLUNGER VISIBLE
AS SHOWN
TRAILER
BOLSTER PLATE KINGPIN
LOCK
NOTCH
BEHIND
RIB
➠
CLOSED POSITION
Left Hand Release Shown
RIGHT!
WR
ON
G!
Figure 3B Figure 3A
Figure 3C
REQUIRED INSPECTION AND ADJUSTMENT