Ford F-650 2025 Owner's Manual page 222

Mounting bolts
Platform
Safety latch
Release arm
Kingpin and apron
Springs (if equipped)
Spring mounts (if
equipped)
Torsion arm and shock
absorbers
Air suspension (if
equipped)
2025 F-650/750 (TBC) , enUSA, Edition date: 202310, First-Printing
Vehicle Inspection Guide
Tractor-coupling system
Inspect for loose or missing mounting brackets, clamps, bolts
or nuts. Verify solid attachment of both fifth wheel and the
slide mounting.
Inspect for cracks or breaks in the platform structure.
Verify engagement of the safety latch.
Verify the safety latch is in the engaged position, and that
any safety latch is in place.
Verify the kingpin is not bent or worn, the apron lies flat on
the fifth-wheel skid plate and that the visible part of the apron
is not bent, worn, cracked or broken.
Rear suspension
Inspect for missing, broken or shifted leaves, or leaves that
may be in contact with (or nearly contacting) a tire, rim, brake
drum, frame or body component.
Inspect for any cracked or broken spring hangers; broken
missing or loose bolts; missing or damaged bushings; broken,
loose or missing axle mounting parts.
Verify torsion arm is not cracked, broken or missing.
Inspect the shock absorber for cracks or leaks. There should
be no missing or broken mounting bolts or worn bushings.
Inspect for missing, broken or leaking components.
Inspect for any cracked, broken or loose bolts; missing or
damaged bushings; broken, loose or missing axle mounting
parts.
218