TM 10-3950-672-24-2
cleaning pad or equivalent and diesel fuel or solvent.
Brush, 400 Grit Sandpaper, Diesel Fuel
Thoroughly clean all cup plug holes.
Caution: Excessive deposits may be cleaned in an
acid tank, but the cam bushings must first be
removed.
Build-up of deposits in the coolant passages can cause
engine overheating.
Be sure the coolant passages are clean.
Warning: Use protective measures to prevent
personal injury.
The block may be cleaned in a hot tank using a soap
and water solution without removing the cam bushing.
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