5-7
CRANE ASSEMBLY
5-7.1
Winch Assembly.
5-7.1.1
Replacing Wire Line. (Figure 5-6)
a.
Refer to operating instructions, TM5-3820-256-10 and operate crane to spool line off of winch drum (1).
b.
When all of line (2) is unrolled, stop rotation. Hold line so that there is no pull on it, then loosen
setscrew (3) to remove end of line from drum (1).
c.
Route new line through end of boom and over sheave. Insert the new line into the hole in drum (1) and
secure with setscrew (3).
d.
Operate winch to spool new line onto drum.
5-7.1.2
Removal. (Figure 5-6)
a.
Disconnect and cap hydraulic lines to winch motor (5).
b.
Remove screws (4) and motor (5) from winch. Refer to paragraph 5-7.2 for repair of motor.
c.
Refer to 5-7.1.1 and remove wire line from drum. Attach a supporting sling around the drum.
d.
Loosen, or remove, setscrew (6). Remove the screws (7) and pull the winch assembly (8) straight out
until its shaft is out of drum (1). Lift out drum.
1.
Drum
2.
Wire line
3.
Setscrew
4.
Screw
5.
Motor
6.
Setscrew
7.
Screw
8.
Winch Assembly
9.
Key
Figure 5-6. Crane Winch
5-13
