2-7. TABLE OF OPERATOR PREVENTIVE MAINTENANCE CHECKS AND SERVICES (PMCS)
Item to be
Not Fully Mission
Auger Drive Unit, hex
Check that Auger end shaft (hollow) is
If not nestled.
nestled over Auger Drive Unit shaft
Auger center shaft,
(solid). (Both are hex shape).
Hex pin, Hitch pin clip.
Check that hex pin is positioned thru
If hex pin or
both shafts. Check that hitch pin clip
locking hitch pin
(retainer) is inserted thru hole in end of
clip is missing.
hex pin so that rounded section rests on
hex pin side (not over hex pin end) and
hitch pin loop is facing Auger Drive Unit.
Check for bent hex pin, bent or missing
If any part is
hitch pin clip. Bends or cracks in shaft of
bent or dam-
Auger Drive Unit or shaft of Auger that
aged so as to
would cause auger to wobble when rotat-
or unsafe opera-