GENERAL INFORMATION. This section lists the common brake 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.
BRAKES 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.
BRAKES TROUBLESHOOTING AND MAINTENANCE PROCEDURES.
TEST OR INSPECTION
AIR COMPRESSOR PASSES EXCESSIVE OIL, INDICATED BY OIL SEEPING FROM AIR STRAINER.
Check for restricted air intake. Check engine air cleaner
assembly and compressor air inlet line for restrictions.
Remove restrictions from the intake system, if necessary. Refer to
Check for restricted oil return line. Look for kinks, bends or
restrictions in oil return line. Refer to paragraph 6-9. Oil
drain passages in compressor and engine must be alined and
If oil return line is clear, go to step 3.
Check for poorly filtered inlet air. Check for dirty engine
air filters. Check for damaged intake strainers, gaskets, etc.
If filters are dirty--replace. Refer to TM 5-3805-261-20. If
intake parts are damaged--replace. Refer to paragraph 6-13.