Table 4. Task Summary
WHEEL BEARINGS (MODEL WPES-10 AND MODEL H-9518-l).
To prevent premature failure of wheel bearings when operating in extremely
dusty conditions, repack wheel bearings after 125 hours or 3,000 miles,
whichever comes first.
Remove tire and wheel assembly (TM10-4610-241-l0/TO 40W4-13-41).
Disassembly, clean, lubricate and assemble wheel bearings (TM 10-4610-241-24/TO
To prevent grease from contaminating brake shoes, do not over lubricate
Lubricate brake spider, cam bracket and slack adjuster fittings while tire and wheel
assembly are removed.
Install tire and wheel assembly (TM10-4610-241-10/TO 40W4-13-41).
Repeat steps a. through d. for remaining wheel bearings.
Using leveling jacks, raise trailer wheels clear of ground (TM 10-4610-241-10/TO 40W4-
To prevent premature failure of suspension assembly, use only grease
conforming to MIL-G-10924, Revision F or later, to lubricate trunnion axle
and trunnion brackets. Use of other type grease can result in damage to
trunnion axle bearing surfaces and will void warranty.
Pump grease into fittings at both ends of trunnion axle until lubricant comes out from
under grease seals.
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