Table 2-2.01. Troubleshooting

TM 9-2520-246-34

Table 2-2.01. Troubleshooting

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION

TRANSMISSION MODELS 3052 AND 3053A

NOTE

If possible, make external and operational inspection in accordance with TM 9-

2320-209-20/1 before disassembling transmission.

1. LUBRICANT LEAKING FROM TRANSMISSION.

Test 1. Inspect transmission thoroughly for source of transmission leakage.

Step 1. Disassemble transmission as required. (Refer to para 3-8, 3-9, and 3-12.)

Step 2. Replace all seals. (Refer to para 3-8, 3-9, and 3-12.)

Step 3. Replace all gaskets. (Refer to para 3-8, 3-9, and 3-12.)

Step 4. Assemble transmission (to complete assembly). (Refer to para 3-10, 3-11, and 3-12.)

Step 5. Fill transmission with lubricant. (Refer to LO 9-2320-209-12 gasoline or LO 9-2320-209-

12/1 multifuel.)

Test 2. Inspect transmission for cracked or defective shifter shaft cover. (Refer to para 2-9b(10).)

Step 1. Replace shifter shaft cover. (Refer to para 3-8b.)

Step 2. Check wear of parts. (Refer to para 3-16 and 3-17.)

Test 3. Inspect transmission for cracked or defective case.

Step 1. Replace transmission case. (Refer to para 3-8, 3-10, and 3-12.)

Step 2. Check wear of parts. (Refer to para 3-16 and 3-17.)

2. HARD SHIFTING

Test 1. Inspect gear shift lever for binding or sticking in shifter shaft cover.

Step 1. Free up gear shift lever in shifter shaft cover.

Step 2. Replace gear shift lever. (Refer to para 3-9e and 3-10a.)

Step 3. Replace shifter shaft cover. (Refer to para 3-8b and 3-11o.)

Step 4. Replace interlock plate and springs. (Refer to para 3-9e and 3-10a.)

Test 2. Inspect shifter shaft cover and shifter shafts for binding. (Refer to para 2-9b(13) and 2-9b(16).)

Step 1. Free up shifter shafts.

Step 2. Replace detent poppet balls and springs. (Refer to para 3-9e and 3-10a.)

Step 3. Replace shifter shaft cover. (Refer to para 3-8b and 3-11o.)

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