59. LONG 2-3 SHIFT WITH END BUMP, 2-3 SLIPPAGE, OR EARLY 2-3 SHIFT

TM 9-2320-289-34 Table 2-1. Mechanical Troubleshooting (Con’t) MALFUNCTION TEST OR INSPECTION CORRECTIVE ACTION Step 2. Check oil pressure test gage response to opening throttle. There should be rapid gage response to opening throttle. If pressure response is good; remove, disassemble, clean, and inspect transmission control valve assembly. (See paragraph 5-7) If pressure response is poor; check for restricted vacuum hoses and lines. Clear any restrictions. Remove, clean, and inspect vacuum modulator assembly and modulator valve. (See paragraph 5-3) NOTE There is no approved way to check transmission oil filter for blockage or restrictions. Step 3. Step 4. Step 5. Step 6. Step 7. Step 8. Remove transmission oil filter and check for water in hydraulic fluid. (See TM 9-2320-289-20) Inspect intake pipe and “ O“ ring for improper positioning and damage. Replace hydraulic fluid and transmission oil filter if any water is present. Replace intake pipe and “ O“ ring if damaged. Replace transmission oil filter if blockage or restrictions are suspected. Remove, disassemble, clean, and inspect transmission oil pump. (See paragraph 5-15) Check center support bolt for looseness. (See paragraph 5-1 9) Tighten bolt to 25 Ib.-ft. (34 N.m) if loose. Remove, disassemble, clean, and inspect transmission intermediate clutch. (See paragraph 5-1 9) Disassemble, clean, and inspect forward clutch assembly. (See paragraph 5-1 6) Remove and inspect center support seals and center support assembly, (See paragraph 5-1 9) 59. LONG 2-3 SHIFT WITH END BUMP, 2-3 SLIPPAGE, OR EARLY 2-3 SHIFT Step 1. Perform Mechanical Troubleshooting malfunction #58. Step 2. Remove, disassemble, clean, and inspect direct clutch assembly. (See paragraph 5-1 7) Step 3. Remove, disassemble, clean, and inspect front servo assembly, (See paragraph 5-10) 2-36