TM 5-3805-281-24-2
Mechanical Drive Elements
CAUTION: The approximate weight of swing
motor, brake, and gearbox is 410 kg (905 lb).
Swing Motor, Brake, and Gearbox--Specification
Weight............................................................ 410 kg (905 lb) approximate
5. Remove swing motor and gearbox using lifting
43
brackets, such as JT01748 Lifting Brackets, and a
4350
hoist.
7
6. Repair or replace parts as necessary.
7. Install swing motor and gearbox. Tighten cap screws.
Gearbox-to-Frame Cap Screw--Specification
Torque ......................................................................... 735 Nm (540 lb-ft)
8. Connect lines.
IMPORTANT: Hydraulic pump, swing motor and park
brake, and swing gearbox will be
damaged if not filled with oil before
operating swing function. Procedure
must be performed whenever a swing
gearbox is installed or oil has been
drained from the gearbox and hydraulic
oil tank.
9. Do swing gearbox, and swing motor and park brake
start-up procedures. (See procedures in this group and
Group 4360.)
CED,OUOE027,257
1919MAY983/3
21-7
