19 July 1984
(Supersedes LO 5-3820-235-15-1 and -2, 19 MAY 1967)
DRILL, PNEUMATIC, DRIFTER, CRAWLER MTD,
SELF-PROPELLED: DRY TYPE, 220 LB CLASS MINIMUM
4 1/2-INCH BORE; POWER FEED 1 1/2-INCH LUGGED
SHANK CHUCK W112 EACH SHANK, ROCK DRILL
(CHICAGO PNEUMATIC TOOL CO, MODEL G-900)
Reference: TM 5-3820-235-15 and FEDERAL SUPPLY CATALOG C9100-IL.
Hard time intervals and the related man-hour 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.
equipment. A dotted circle indicates a drain below.
Relubricate all items found contaminated after fording or
Change the hard time interval if your lubricants are
contaminated or if you are operating the equipment
under adverse operating conditions, including longer-
The lowest level of maintenance authorized to lubricate
than-usual operating hours. The hard time interval may
a point is indicated by one of the following symbols as
be extended during periods of low activity. If extended,
appropriate: Operator/Crew (C) ; and Organizational
adequate preservation precautions must be taken.
Reporting errors and recommending improvements.
You can help improve this manual. If you find any
mistakes, or if you know of a way to improve the
Dry cleaning fluid is flammable. Do
procedures, please let us know. Mail your letter or DA
not use near a flame or excessive
Form 2028 (Recommended Changes to Publications
Use only with adequate
and Blank Forms) direct to: Commander, US Army
Tank-Automotive Command, ATTN:
breathing of vapors and minimize
Warren, Ml 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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