BOOM AND WINCH INSTALLATION (Cont) - TM-9-2350-238-20-20067

9-2350-238-20-2

(2) Level wind traverses cab in only one direction.

Remove three screws (1), three washers (2), and cover (3) for access to

Step 1.

sensing switches. Disconnect leads 480 (4) from sensing switch (5) of the

inoperative traversing circuit. Connect multimeter to sensing switch. Press

sensing switch to close. If multimeter indicates continuity, go to step 2. If

multimeter indicates infinity, notify direct support maintenance for replace-

ment of sensing switches. Connect leads.

Make sure MASTER switch is OFF before repairing electrical com-

ponents. Failure to observe this warning could result in injury to

personnel.

Place

red

probe

lead

480

(1).

Ground

black

probe.

Set

MASTER

switch

Step 2.

ON. Set LEVEL WIND switch ON. If multimeter indicates about 24 volts, go

to step 3. If multimeter indicates no voltage, repair lead 480 between sens-

ing switch (2) and LEVEL WIND switch, refer to page 2-66. Set MASTER

switch

OFF.

Set

LEVEL

WIND

switch

OFF.

Connect

leads.

Install

cover

(3)

with

three

washers

(4)

and

three

screws

(5).

2-27