TB-9-3950-253-13-P

PALLETIZED LOAD SYSTEM TRUCK, M1075 and M1075A1 (PLS) AND HEAVY EXPANDED MOBILITY TACTICAL TRUCK, M1120, M1120A2, AND M1120A4 (HEMTT), ENHANCED CONTAINER HANDLING UNIT (E-CHU)

TECHNICAL BULLETIN; OPERATOR AND FIELD MAINTENANCE, INSTALLATION INSTRUCTIONS, AND REPAIR PARTS AND SPECIAL TOOLS LIST

JULY 2009
TB-9-3950-253-13-P

  TB-9-3950-253-13-P - Page 183 of 704

0019-3
Change 1
TB 9-3950-253-13&P
0019
ELECTRICAL SYSTEM – CONTINUED
1. NO STOWAGE FUNCTION (ERROR CODES 0 AND 1) – CONTINUED.
g.
Set ignition switch and battery disconnect switch to OFF position.
h.
Connect RH stowage guide harness to pins 1, 2, and 3 on P4 in Space 4000 ST box.
i.
Set battery disconnect switch and ignition switch to ON position.
j.
If error is displayed, replace RH stowage guide harness (WP 0034).
k.
If error code is not displayed, proceed to Step 5.
Step 5.
Check stowage angle sensor harness for shorted circuit.
a.
Set ignition switch and battery disconnect switch to OFF position.
b.
Disconnect stowage angle sensor harness from position sensor (WP 0034).
c.
Connect stowage angle guide harness to pins 1, 2, and 3 on P5 in Space 4000 ST box.
d.
Set battery disconnect switch and ignition switch to ON position.
e.
If error code is displayed, replace position sensor harness (WP 0034).
f.
If error code is not displayed, proceed to Step 6.
Step 6.
Check middle frame sensor harness for shorted circuit.
a.
Set ignition switch and battery disconnect switch to OFF position.
b.
Disconnect middle frame sensor harness from middle frame sensor (WP 0034).
c.
Connect middle frame sensor harness to pins 1, 2, and 4 on P6 in Space 4000 ST box.
d.
Set battery disconnect switch and ignition switch to ON position.
e.
If error code is displayed, replace middle frame sensor harness (WP 0034).
f.
If error code is not displayed, proceed to Step 7.
Step 7.
Check hook arm sensor harness for shorted circuit.
a.
Set ignition switch and battery disconnect switch to OFF position.
b.
Disconnect hook arm sensor harness from hook arm sensor (WP 0034).
c.
Connect hook arm sensor harness to pins 1, 2, and 3 on P6 in Space 4000 ST box.
d.
Set battery disconnect switch and ignition switch to ON position.
e.
If error code is displayed, replace hook arm sensor harness (WP 0034).
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
0.


Back to Top