TM 9-2320-260-34-2
16-30. BOOM SWING MECHANISM REPLACEMENT (M819) (Cont'd)
8. Remove boom swing mechanism (13) and gasket (20) from base plate flange (19). Discard gasket (20).
9. Remove chains from lifting device and boom swing mechanism (13).
b. Installation
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FOLLOW-ON TASKS:
Fill gear box of boom swing mechanism with gear oil (LO 9-2320-260-12).
Check crane operation (TM 9-2320-260-10).
16-177