SAF-HOLLAND XL-FW504 FW35-S09623 Series Fifth Wheel - Manual (Page 13)

XL-FW504 Rev A 13
MAINTENANCE PROCEDURES
As-Needed Lubrication
1. Keep a water-resistant lithium-base grease applied to the trailer contact surface of
the fifth wheel plate.
2. Apply grease to the bearing surface of the support bracket through the grease
fittings on the side of the fifth wheel plate. The plate must be lifted up slightly to
relieve weight on the bracket while applying grease.
3. Spray diesel oil on the rack and slide path of the bracket on sliding fifth wheels.
Periodic Inspections and Adjustments
NOTE: All of the following must be performed every 30,000 miles or 3 months,
whichever comes first. Perform the inspections after steam cleaning to assure a good
inspection.
Inspection — General
1. Inspect the fifth wheel mounting. Check torque and replace any missing or
damaged bolts. Check for broken or distorted components and repair or replace as
needed.
2. Inspect the fifth wheel assembly for bent, worn or broken parts. Replace with
HOLLAND parts only.
Fifth Wheel Locking Mechanism Inspection and Adjustment
1. Check the operation of the fifth wheel locking mechanism using a HOLLAND
TF-TLN-1000 (2˝ kingpin) or TF-TLN-1500 (31/2˝ kingpin) Lock Tester. Inspect for
proper locking as described in the “Operating Instructions” in this manual.
Do not use any fifth wheel which does not operate properly.
2. Check adjustment of the fifth wheel locks and adjust as required. Use the procedure
as follows for the appropriate locking mechanism. If the locks cannot be properly
adjusted due to wear, the fifth wheel must be rebuilt or replaced. Contact your
HOLLAND Distributor to order the appropriate rebuilding kit or fifth wheel.
Improper adjustment can cause improper locking of the mechanism.
1. Failure to read, understand, and follow the important information
contained herein may result in a hazardous condition or cause a
hazardous condition to develop.
2. All maintenance must be performed by a qualified person using
proper tools and safe procedures.
3. All maintenance must be performed while the tractor is uncoupled
from the trailer.