TM 5-3805-261-34
TRANSMISSION TROUBLESHOOTING AND MAINTENANCE PROCEDURES. (cont)
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
b.
TRANSMISSION DOES NOT SHIFT.
Check the oil pump.
If the oil pump is damaged or defective--replace. Refer to paragraph 5-10.
c.
TRANSMISSION ENGAGES SUDDENLY (ROUGH SHIFTING).
Step 1.
Check the primary relief valve.
If the primary relief valve is not operating properly--replace. Refer to paragraph 5-7.
Step 2.
Check the control linkage.
If the linkage is loose or needs adjustment--adjust or replace. Refer to paragraph 5-5.
Step 3.
Check the load piston.
If you suspect a problem with the load piston--contact General Support.
Step 4.
Check the valve springs.
If the valve springs are weak or damaged--replace. Refer to paragraph 14-10.
d.
SLOW SHIFTING.
Step 1.
Check the control linkage.
If the linkage is loose or needs adjustment--adjust or replace. Refer to paragraph 5-5.
Step 2.
Check the inlet side of oil pump for air leakage.
If the oil pump is damaged or defective--replace. Refer to paragraph 5-10.
5-4
