TM 5-2420-231-23-1
0069
Table 1. Loader and Backhoe Quick-Couplers Do Not Operate - Continued.
069
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
3. Disconnect front console wiring
Loader and Backhoe Quick-
harness connector (WP 0007, Fig-
Couplers Do Not Operate -
ure 5) from front main chassis wir-
Continued
ing harness connector (WP 0007,
Figure 6) (WP 0162).
4. Using a digital multimeter, test for
Continuity - Replace front console
continuity between front console
wiring harness (WP 0162).
wiring harness connector (WP
Connect all wiring harness connectors.
0007, Figure 206) terminal A and
Install bezel on rear instrument panel
machine ground. There should be
right-side cover (WP 0176).
no continuity.
Install new ride control fuse (TM 5-
2420-231-10).
Proceed to Test Step 8.
No Continuity - Connect front console
options wiring harness connector (WP
0007, Figure 205) to front console
wiring harness (WP 0007, Figure 206)
(WP 0162).
Proceed to step 5.
5. Remove front instrument panel
right-side cover (WP 0176).
6. Disconnect rear main chassis wir-
ing harness connector (WP 0007,
Figure 25) from side console wir-
ing harness connector (WP 0007,
Figure 24) (WP 0170).
7. Using a digital multimeter, test for
Continuity - Replace rear main chassis
continuity between rear main chas-
wiring harness (WP 0170).
sis wiring harness connector (WP
Connect all wiring harness connectors.
0007, Figure 25) terminal 3M and
Install bezel on rear instrument panel
machine ground. There should be
right-side cover (WP 0176).
no continuity.
Install new ride control fuse (TM 5-
2420-231-10).
Proceed to Test Step 8.
No Continuity - Connect front console
wiring harness connector (WP 0007,
Figure 5) to front main chassis wiring
harness (WP 0007, Figure 6) (WP
0162).
Proceed to step 8.
8. Remove instrument panel from
side console (WP 0172).
9. Disconnect cab wiring harness
connector (WP 0007, Figure 129)
from side console wiring harness
connector (WP 0007, Figure 130)
(WP 0170).
0069-8