TM 55-2840-254-23
4-40 INSTALL NO. 4 AND 5 BEARING PACKAGE SEALS (AVIM)
4-40
INITIAL SETUP
Applicable Configurations:
All
Tools:
Powerplant Mechanic’s Tool Kit,
NSN 5180-00-323-4944
Technical Inspection Tool Kit,
NSN 5180-00-323-5114
Locating Bar (T1)
Oil Tube Fixture (T34)
Torque Fixture (T48)
Seal Removal Tool Set (T49)
Induction Heater (T50)
Bearing Installing Tool (T51)
Control Unit (T55)
Holding Fixture (T56)
Torque Multiplier (T63)
Bent Wire Gage, 0.104 Inch (Appendix E)
Bent Wire Gage, 0.115 Inch (Appendix E)
Bent Wire Gage, 0.228 Inch (Appendix E)
Bent Wire Gage, 0.290 Inch (Appendix E)
Arbor Press
Asbestos Gloves
Bolt, 1/4 x 28 x 1 Inch (2)
Dial Indicator and Base
Nut, 1/4 x 28 (2)
Reducer, P/N 2-141-121-04
Torque Wrench, 0 to 30 Inch-Pounds
Torque Wrench, 150 to 750 Inch-Pounds
Outside Micrometer Caliper Set
Micrometer Depth Gage
Materials:
Anti-Seize Compound (E5)
Lockwire (E29)
Lubricating Oil (E32 or E33)
Nickel Ease (E37)
Parts:
Gasket
Locking Cup
Screws
Seals
Personnel Required:
68B10 Aircraft Powerplant Repairer (2)
68830 Aircraft Powerplant Inspector
References:
TM 55-2840-254-23P
Task 3-6
Task 3-7
Task 4-33
General Safety Instructions:
WARNING
Lubricating oils (E32 and E33) cause
paralysis if swallowed. Prolonged con-
tact with them may irritate the skin.
Handle only in well-ventilated areas
away from heat and flame. Drain and
store in approved metal safety con-
tainers. Avoid prolonged or repeated
contact with skin and do not take in-
ternally. Wash contacted areas of skin
thoroughly after handling. If irritation
of skin results, get medical attention.
Get medical attention for eyes.
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