TM 55-2840-231-23
6-19. Power Turbine Governor - Drive Gear Replacement
INITIAL SETUP
Applicable Configuration
Consumable Materials
All
Grease (item 18, Appendix D)
POWER TURBINE
GOVERNOR/
1. Retaining Ring
2. Drive Gear, Spring,
and Drive Sleeve
3. Drive Shaft and
Drive Gear
4. Drive Sleeve
6. spring
6. Spring
7. Drive Gear
Grease (item 18, Appendix D).
Remove and discard
retaining ring securing
drive gear on governor
drive shaft.
Slide drive gear spring
and drive sleeve from
drive ahaft.
Coat splined surfaces of
drive shaft and drive
gear with grease.
Install drive sleeve on
drive shaft with the flat
side toward governor.
Slip spring on drive
shaft and engage straight
tang on the end of
spring in the small hole
in drive aleeve.
Engage straight tang on
opposite end of spring
in small hole in drive
gear.
Rotate drive gear 90
degrees clockwise to
impose a spring preload
and engage drive gear
in splines on drive shaft.
Slip drive gear onto
shaft until drive sleeve
and drive gear segments
engage; then install a
new retaining ring on
end of drive shaft.
6-44
