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 TM 55-1905-220-14-10
5-7. VARIABLE SPEED MECHANICAL GOVERNER-MAINTENANCE INSTRUCTIONS (Continued).
LOCATION
ITEM
ACTION
REMARKS
OVERHAUL-INSPECTION (Cont)
Examine the speed control lever shaft and needle bearings in the variable speed spring
housing for wear.
Examine the variable speed spring lever roller and pin for excessive wear. The roller bearing
rides on a hardened bearing pin which is a press fit in the spring lever and is staked at three
places on both sides.
Examine the variable speed spring plunger, guide, and spring retainer for wear or score marks.
If the retainer or plunger are scored slightly, clean them up with crocus cloth. Replace the
retainer, plunger, and guide if scored excessively.
Inspect the adjusting screw, lock nut, pins, seal rings and any other parts in the governor
housing for wear or defects that might affect the governor operation.
Replace all of the parts that are worn or damaged.
5-195
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