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TM 9-2320-364-34-4
20-159
Materials/Parts
Oil, Lubricating (Item 36, Appendix B)
Solvent, Drycleaning (Item 68, Appendix B)
Lockwasher (Item 265, Appendix E)
Pin (Item 414, Appendix E)
Screw (6) (Item 536, Appendix E)
This task covers:
a. Disassembly
b. Cleaning/Inspection
c. Assembly
INITIAL SETUP
Equipment Condition
Blower drive assembly on clean work surface.
Tools and Special Tools
Tool Kit, General Mechanic’s
(Item 240, Appendix F)
Caps, Vise Jaw (Item 27, Appendix F)
Compressor Unit, Air (Item 35, Appendix F)
Gage Set, Feeler (Item 67, Appendix F)
Gage Set, Telescoping (Item 69, Appendix F)
Gloves, Chemical Oil Protective
(Item 81, Appendix F)
Goggles, Industrial (Item 83, Appendix F)
Gun, Airblow (Item 86, Appendix F)
Micrometer, Outside, Caliper, Set
(Item 139, Appendix F)
Vise, Machinist’s (Item 249, Appendix F)
20-55. BLOWER DRIVE ASSEMBLY REPAIR.
Tools and Special Tools - Continued
Wrench, Torque (0-175 lb-ft [0-237 N.m])
(Item 277, Appendix F)
a.
Disassembly.
(1)
Remove three screws (1) and camshaft
hub (2) from blower drive assembly (3).
Discard screws.
(2)
Remove three screws (4) and two spring
plates (5) from camshaft hub (2). Discard
screws.
(3)
Position blower drive assembly (3) in vise
with soft jaws.
(4)
Bend tangs of lockwasher (6) away from
nut (7).
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