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
Resistance 5.0 Ohms or Less - Install
11. Using a digital multimeter, mea-
Loader and Backhoe Quick-
ride control fuse (TM 5-2420-231-10).
sure resistance between fuse ter-
Couplers Do Not Operate -
Proceed to step 12.
minals. Resistance should be 5.0
Continued
ohms or less.
Resistance Greater Than 5.0 Ohms -
Proceed to Test Step 4.
12. Connect front console options wir-
ing harness connector (WP 0007,
Figure 211) to FEL tool carrier
switch (WP 0007, Figure 212).
13. Connect batteries (WP 0157) and
turn ignition switch to the on posi-
tion (TM 5-2420-231-10) for at
least 30 seconds.
14. Press and hold FEL tool carrier
switch in the lock position (TM 5-
2420-231-10) to extend loader
pins for at least 30 seconds.
15. Release FEL tool carrier switch
(TM 5-2420-231-10).
16. Turn ignition switch to the off posi-
tion (TM 5-2420-231-10) and dis-
connect batteries (WP 0157).
17. Remove ride control fuse (TM 5-
2420-231-10).
Resistance 5.0 Ohms or Less - Install
18. Using a digital multimeter, mea-
ride control fuse (TM 5-2420-231-10).
sure resistance between fuse ter-
Proceed to step 19.
minals. Resistance should be 5.0
ohms or less.
Resistance Greater Than 5.0 Ohms -
Proceed to Test Step 6.
19. Connect batteries (WP 0157) and
turn ignition switch to the on posi-
tion (TM 5-2420-231-10).
20. Press and hold FEL tool carrier
switch in the unlock position (TM
5-2420-231-10), to retract the
loader pins, for at least 30 sec-
onds.
21. Turn ignition switch to the off posi-
tion (TM 5-2420-231-10) and dis-
connect batteries (WP 0157).
22. Remove ride control fuse (TM 5-
2420-231-10).
Resistance 5.0 Ohms or Less - Install
23. Using a digital multimeter, mea-
ride control fuse (TM 5-2420-231-10).
sure resistance between fuse ter-
Proceed to step 24.
minals. Resistance should be 5.0
ohms or less.
Resistance Greater Than 5.0 Ohms -
Proceed to Test Step 5.
0069-6
