TM 1-2840-252-23-2
5-17 INSTALL PT SPEED PICKUP DRIVE ASSEMBLY (Continued)
5-17
NOTE
If power turbine speed pickup drive
assembly is a replacement, do steps 1
through 3 If same drive assembly that was
removed is to be installed, skip steps 1 thru
3
Remove lockwire, two bolts (1), and power turbine
1
speed pickup (2)from drive assembly (3) and remove
packing (4)
NOTE
Both speed pickups are identical Steps 1
thru 3 pertain to both speed pickups
Install packing (4) on power turbine speed pickup
2
(2) and install into serviceable speed pickup drive
assembly (3)
3
Install two bolts (1 ) and lockwire Use lockwire (E33)
4
Install packing (5) in groove of speed pickup drive
assembly (3)
NOTE
If speed pickup drive assembly is being
replaced, gear tooth pattern and backlash
must be checked (Refer to contractor
support)
Install serviceable speed pickup drive assembly (3
5
)
into accessory gearbox (6)
NOTE
Use caution to ensure gear tooth
engagement
6
Install packing (7) on cover (8)
7
Install cover (8) on speed pickup drive assembly (3)
with four spacers (9) and four nuts (1 0) Lockwire nuts
(1 0) Use lockwire (E33)
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