TM 5-2420-224-20-2
BACKHOE BOOM REPLACEMENT (CONT)
I N S T A L L A T I ON
1.
IF REMOVED, INSTALL three new lubrication FITTINGS (20, 19, and 18).
2.
APPLY light COAT of LUBRICATING OIL to eight BUSHINGS and INSTALL eight BUSHINGS (14, 15,
16, and 17).
3.
INSTALL BACKHOE BOOM LATCH (13) (page 4-770).
5.
INSTALL bar (12), spacer (11), shim(s) (10), support (9), MOUNT (8), and screw (7).
6.
IF REMOVED, INSTALL two new lubrication FlTTINGS (6) in two pins (4).
7.
INSTALL boom (5), two pins (4), two edge washers (3), two washers (2), and two SCREWS (1).
NOTE
Follow-on Maintenance:
Install backhoe boom cylinder hydraulic lines and fittings (page 4-610).
Install backhoe dipper (page 4-760).
Install backhoe boom cylinders (page 4-658).
Install backhoe dipper cylinder (page 4-670).
4-753
