21 March 1984
(Supersedes LO 5-3805-218-15, 5 FEBRUARY 1965)
SCRAPER, EARTH MOVING, TOWED; 18 CU. YD. SCOOP,
LETOURNEAU-WESTINGHOUSE (WABCO) MODEL CT-4
Reference: TM 5-3805-218-12 and FEDERAL SUPPLY CATALOG C9100-IL.
Hard time intervals and the related manhour times are
Clean parts or fittings with dry cleaning solvent (SD),
based on normal operation.
The man-hour time
Type II or equivalent. Dry before lubricating. Dotted
specified is the time you need to do all the services
arrow shafts indicate lubrication on both sides of
prescribed for a particular interval. Change the hard
equipment. A dotted circle indicates a drain below.
time interval if your lubricants are contaminated or if you
Relubricate all items found contaminated after fording or
are operating the equipment under adverse operating
conditions, including longer than-usual operating hours.
The hard time interval may be extended during periods
The lowest level of maintenance authorized to lubricate
of low activity.
If extended, adequate preservation
a point is indicated by one of the following symbols as
precautions must be taken.
Operator/Crew (C); and Organizational
Reporting errors and recommending improvements.
You can help improve this manual. If you find any
Dry cleaning fluid is flammable. Do
mistakes, or if you know of a way to improve the
not use near a flame or excessive
procedures, please let us know. Mail your letter or DA
Use only with adequate
Form 2028 (Recommended Changes to Publications
and Blank Forms) direct to: Commander, US Army
breathing of vapors and minimize
Tank-Automotive Command, ATTN:
Warren, MI 48090. A reply will be furnished to you.
*The time specified is the time required to perform all services at the particular interval.
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