TM 5-3805-261-34
Section I. TRANSMISSION TROUBLESHOOTING.
5-1.
GENERAL INFORMATION. This section lists the common transmission malfunctions which may occur during
the operation of the 130G Grader. You should perform the tests, inspections and corrective actions in the order listed.
Follow the troubleshooting procedures listed below step-by-step until you can go no further.
5-2.
TRANSMISSION TROUBLESHOOTING PROCEDURES. This section cannot list all possible malfunctions, nor
can it list all possible tests, inspections or corrective actions. If a malfunction is not listed, contact your supervisor.
TRANSMISSION TROUBLESHOOTING AND MAINTENANCE PROCEDURES.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
a.
TRANSMISSION DOES NOT OPERATE IN ANY SPEED OR SLIPS IN ALL SPEEDS.
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 oil pump.
If the oil pump is damaged or defective--replace. Refer to paragraph 5-10.
Step 3.
Check for mechanical failure in transmission.
If the transmission is damaged or defective--replace. Refer to paragraph 5-6.
Step 4.
Check the differential.
If the differential is damaged or defective--replace. Refer to paragraph 5-19.
Step 5.
Check the final drive planetaries.
If you suspect a problem with the final planetaries--contact General Support.
5-3
