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TM 9-5130-338-12&P
4.
Install and secure hammer (11) in hammer frame (14) with two hammer pins (13).
5.
Install anvil (12) in hammer frame assembly (9).
f.
Installation.
1.
Aline hammer pins (13) with inertia insert (8).
2.
Install hammer frame assembly (9) in main housing (5).
3.
Install hammer case bushing (7), if removed, and pilot ring (10) in hammer case (2).
4.
Position new hammer case gasket (6) on main housing (5).
5.
Install hammer case (2) onto main housing (5) while depressing trigger (1).
6.
Secure hammer case (2) to main housing (5) with four capscrews (3) and four new lockwashers (4).
Torque capscrews to 180 lb-in. (20.3 N•m).
4-9
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