NOTES:
WARNING
Dry cleaning solvent is toxic and flammable. Always wear protective goggles and gloves, and use only
in a well-ventilated area. Avoid contact with skin, eyes, and clothes, and DO NOT breathe vapors. DO
NOT use near open flame or excessive heat. The solvent's flash point is 100 -138 (38 -59 ). If
F
F
C
C
you become dizzy while using cleaning solvent, Immediately get fresh air and medical help. If solvent
contacts eyes, immediately wash your eyes and get medical aid.
1. FIFTH WHEEL KINGPIN AND PLATE. Remove old grease, and clean fifth wheel kingpin and plate with a
clean rag (Item 14, Appendix E) and dry cleaning solvent (Item 16, Appendix E). Allow to dry. Coat fifth wheel
kingpin and plate with GM grease. Refer to operator PMCS (Table 2-1) for inspection.
WARNING
Dry cleaning solvent, P-D-680, Is toxic and flammable. Always wear protective goggles and gloves, and
use only In a well-ventilated area. Avoid contact with skin, eyes, and clothes, and DO NOT breathe
vapors. DO NOT use near open flame or excessive heat. The solvent's flash point Is 100 -138
F
F
(38 -59 ). If you become dizzy while using cleaning solvent, Immediately get fresh air and medical
C
C
help. If solvent contacts eyes, Immediately wash your eyes and get medical aid.
2. WHEEL BEARINGS. Disassemble, clean with a clean rag (Item 14, Appendix E) and dry cleaning solvent
(Item 16, Appendix E), and inspect wheel bearings. Pack with GM grease and assemble.
3. OUTRIGGER ACTUATOR GEARBOX. Remove filler plug and drain plug, and allow all fluid to drain into a
suitable container. Install drain plug and fill gearbox (ball screw actuator in horizontal position)
with 2 qt (1.89 I) OHT hydraulic fluid. Install filler plug and wipe off any excess fluid.
4. OUTRIGGER ACTUATOR BALL SCREW. A minimal amount of GM grease (approximately three pumps
on a handgun) should be discharged.
5. TRUNNION PIVOT.
a. Organizational. Semiannually, loosen dust cap slightly and fill with GM grease (through grease fitting in
lower pivot point) until grease is forced out from around dust cap. Tighten dust cap.
WARNING
Dry cleaning solvent, P-D-680, is toxic and flammable. Always wear protective goggles and gloves, and
use only in a well-ventilated area. Avoid contact with skin, eyes, and clothes, and DO NOT breathe
vapors. DO NOT use near open flame or excessive heat. The solvent's flash point Is 100 -138
F
F
(38 -59 ). If you become dizzy while using cleaning solvent, Immediately get fresh air and medical
C
C
help. If solvent contacts eyes, Immediately wash your eyes and get medical aid.
b. Direct Support. Annually, disassemble, clean with a clean rag (item 14, Appendix E) and dry cleaning
solvent (Item 16, Appendix E) and inspect pivot bearings. Pack pivot bearings with GAA grease and assemble.
NOTE
Grade 15W/40 (OE/HDO 15W/40) is the preferred lubricant when temperatures are above 5 (-15 ). 6.
F
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6. OIL CAN POINTS. Monthly, lubricate outrigger shoe feltwashers, outrigger control box slides, and outrigger
actuator mounting swivel bearings (at each end of outrigger actuator) using an oil can with OE/HDO.
3-5
