TM-5-3805-254-20-1

TRUCK, DUMP, 20 TON, 6X4, ON-OFF HIGHWAY 71,000 GVW, IHC MODEL F-5070 (CCE)

TECHNICAL MANUAL; ORGANIZATIONAL MAINTENANCE MANUAL VOLUME 1 OF 2

JANUARY 1988

TM-5-3805-254-20-1 - Page 172 of 790

TM 5-3805-254-20-1

ORGANIZATIONAL TROUBLESHOOTING - CONTINUED

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION

Place 14B wire (7), 14 wire (6), and 15 wire (5) on output terminal (3) and screw on

and tighten nut (8) using 9/16-inch open-end wrench.

Connect batteries and install

instrument panel pad (page 2-424).

c.

If 15 wire (5), 14 wire (6), and 14B wire (7) are not loose or corroded, connect

batteries (page 2-424) and go to step 30.

Step 30. Set multimeter to 20 vdc scale and connect red test lead to output terminal (3) on secondary magnetic

switch (4), and black test lead to ground.

Check for 11 to 13 vdc on multimeter.

Disconnect test

leads.

If multimeter reads 11 to 13 vdc, install instrument panel pad (page 2-424).

2-103