TM 9-2320-260-20
Table 2-4. Electrical Troubleshooting (Contd).
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Test 3. Test voltage input into microbrake lock.
Step 1. Disconnect lead 480 from microbrake lock.
Step 2. Turn battery switch to ON position.
Step 3. Turn ignition switch to RUN position.
Step 4. Set multimeter to a range that will measure 24 volts.
Step 5. Touch positive lead of multimeter to contact end of lead 480.
Step 6. Touch negative lead of multimeter to frame ground.
Step 7. Press brake pedal. Voltage should be present.
a. Replace microbrake lock if voltage is present (para. 4-21).
b. Repair or replace lead 480 if voltage is not present (para. 4-52 or 4-54).
END OF TESTING!
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