TM 5-3805-296-23-2
0110
Table 1. Machine Turns When Differential Lock Is Engaged Continued.
0110
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
11. Have assistant press right
Machine Turns When
Continuity Replace right differential
differential lock switch
Differential Lock Is Engaged
lock switch (WP 0514). Install new fuse
(TM 5-3805-296-10). With switch
Continued
F33 on circuit breaker panel
pressed, use digital multimeter
(TM 5-3805-296-10).
(WP 0540) to test for continuity
Proceed to Test Step 19.
between connector W-C8
No Continuity Replace differential
terminal 10 (WP 0012, Figure 282)
lock solenoid (WP 0271). Install new
and ground.
fuse F33 on circuit breaker panel
(TM 5-3805-296-10).
Proceed to Test Step 19.
Test Step 16. Test Voltage to
Differential Lock Solenoid.
Have assistant press right differential
Voltage 18 to 25 V Replace left
lock switch (TM 5-3805-296-10). With
differential lock switch (WP 0513).
switch pressed, use digital multimeter
Proceed to Test Step 19.
(WP 0540) to test for voltage
Voltage Less Than 18 V Replace
between connector W-C24 terminal 1
main cab wiring harness (WP 0505).
(WP 0012, Figure 63) and ground.
Proceed to Test Step 19.
Test Step 17. Inspect Ground Point
of Cab Wiring Harness.
Inspect ground point of cab wiring
Ground Point or Ring Terminal Dirty
harness (WP 0012, Figure 316) for dirt,
or Corroded Clean as necessary.
corrosion, and damage.
Proceed to Test Step 19.
Ring Terminal Defective Replace
main cab wiring harness (WP 0505).
Proceed to Test Step 19.
No Problem Found Install main cab
wiring harness on ground point
(WP 0505). Proceed to Test Step 18.
Test Step 18. Test Ground Circuit
Function.
Resistance 5.0 Ohms or Less
Using digital multimeter (WP 0540)
Proceed to Test Step 19.
measure resistance between
Resistance Greater Than 5.0 Ohms
connector W-C24 terminal 2
Replace main cab wiring harness
(WP 0012, Figure 63) and ground.
(WP 0505).
Proceed to Test Step 19.
0110-17