RANGE SELECTOR CONTROL WILL NOT MOVE.

TM 9-2520-249-34&P

Table 4-1. TROUBLESHOOTING-Continued

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION

12. RANGE SELECTOR CONTROL WILL NOT MOVE.

Step 1. Check shift linkage for disconnection, bends, breaks, out-of-adjustment or sticking.

Connect, repair, and/or adjust linkage (Refer to para 9-5b and TM 9-2350-23-35/1).

Step 2. Check for sticking downshift inhibitor.

Repair valve body (paras 7-170 through 7-175).

Step 3. Check for sticking selector valve.

Repair valve body (paras 7-170 through 7-175).

13. STEER CONTROL WILL NOT MOVE.

Step 1. Check steer linkage for disconnection, bent, broken, out-of-adjustment or sticking.

Connect, repair, and/or adjust linkage (Refer to para 9-5c and TM 9-2350-230-35/1).

Step 2. Check for sticking steer valves.

Repair valve body (Refer to paras 7-176 through 7-181).

14. CONVERTER LOCKUP CLUTCH WILL NOT RELEASE.

Step 1. Check lockup clutch for improper assembly or failed (not releasing).

Repair input drive (paras 6-3 and 8-11).

Step 2. Check for sticking lockup valve.

Repair valve body (Refer to paras 7-146 through 7-151).

15. CONVERTER LOCKUP CLUTCH WILL NOT ENGAGE.

Step 1. Check for low governor pressure.

Check oil pressure at P, figure 9-2.

Step 2. Check lockup clutch failed (slipping).

Repair input drive (paras 6-3 and 8-11).

Step 3. Check lockup clutch piston seal ring leakage.

Repair input drive (paras 6-3 and 8-6).

Step 4. Check for excessive internal oil leakage.

Repair transmission (Refer to chs. 5 through 8).

Step 5. Check for sticking lockup valve.

Repair valve body (Refer to paras 7-146 through 7-151).

16. CONVERTER LOCKUP CLUTCH DOES NOT ENGAGE AND RELEASE AT PROPER SPEEDS.

Step 1. Check throttle valve linkage for disconnection, bent, broken, out-of-adjustment or lever sticking.

Connect, repair, and/or adjust linkage (Refer to para 9-5d and TM 9-2350-230-35/1).

Step 2. Check for low governor pressure.

Check pressure at P, figure 9-2.

Step 3. Check for lockup valve sticking.

Repair valve body (Refer to paras 7-146 through 7-151).

Step 4. Check for excessive internal oil leakage.

Repair transmission (Refer to chs. 5 through 8).

17. BRAKES DO NOT HAVE "FREE PLAY" AT PEDAL.

Step 1. Check for improperly adjusted brakes.

Adjust brakes (Refer to para 9-5a).

Step 2. Check brake linkage for disconnection, bent, broken, out-of-adjustment or sticking.

Connect, repair, and/or adjust linkage (Refer to para 9-5a).

18. BRAKES DO NOT STOP VEHICLE.

Step 1. Check for improperly adjusted brakes.

Adjust brakes (Refer to para 9-5a).

Step 2. Check brake linkage for disconnection, bent, broken, out-of-adjustment or sticking.

Connect, repair, and/or adjust linkage (Refer to para 9-5a).

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