SAF-HOLLAND XL-FW503 FleetMaster LowLube Series Fifth Wheels with Manual Sliding Secondary Lock XA-201-S10217, XA-201-S10579 & XA-231-S10217 - Manual (Page 16)

16 XL-FW503 Rev B
MAINTENANCE PROCEDURES
continued
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 the “Fifth
Wheel Operating Instructions” section of
this manual.
2. IMPORTANT! The lock is properly
closed when:
Required Inspections and
Adjustments
Perform the following every six months
or 60,000 miles, whichever comes first.
Thoroughly steam clean all components
before inspecting or adjusting.
General Fifth Wheel Inspection:
1. Inspect the fifth wheel mounting.
Check torque and replace any missing
or damaged bolts. Check for broken,
worn or damaged parts, replace as
needed.
2. Thoroughly clean the fifth wheel
locking mechanism every 6 months or
60,000 miles and relubricate (see
Figure 1 on page 15). Re-check
operation with TF-TLN-5001 Lock
Adjustment Tool.
3. Inspect the fifth wheel for bent, worn
or broken parts. Replace with Holland
parts only.
4. Make sure the bracket pin retention
bolts and locknuts are in place and
tight, as shown in Figure 2.
Do not use any fifth wheel
that does not operate
properly. If your fifth wheel does not
operate properly, contact your nearest
Holland representative for assistance.
Failure to properly operate this fifth wheel
could result in tractor and trailer separation
and may cause injury or death to others.
Figure 2
Make sure bolt and
nut are in place and
tight (both sides).
PLUNGER
LOCK JAW
AROUND KINGPIN
PLUNGER VISIBLE
AS SHOWN
TRAILER
BOLSTER PLATE KINGPIN
LOCK
NOTCH
BEHIND
RIB
CLOSED POSITION
Left Hand Release Shown
WRONG!
Figure 3C
Figure 3B
Figure 3A
RIGHT!