TM 9-2510-247-13&P
0027 00
UNIT TROUBLESHOOTING - Continued
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
ELECTRICAL SYSTEM - Continued
Step 6.
Is voltage coming into and out of solenoids?
If no, check if power is present at solenoid, but not coming out of solenoid.
If power is present at solenoid , but not coming out of solenoid, replace solenoid.
If yes, go to step 6.
Step 7.
Is voltage found at top of hydraulic motors when push button switch is on?
If no, repeat steps 1 through 5.
If yes, replace on/off switch.
2. LOSS OF POWER TO THE 12/24 VOLT JUNCTION BOX
Step 1.
Is there minimum12VDC on batteries?
If no, go to step 2.
If yes, go to step 3.
Step 2.
Is NATO slave cable connected?
If no, install NATO cable in receptacle on prime mover and receptacle on 12/24
volt junction box.
If yes, go to step 3.
Step 3.
Are there any broken or frayed wires?
If no, go to step 4.
If yes, repair or replace wires as necessary (WP 0051).
Step 4.
Do all connections inside 12-24 volt junction box have voltage?
If no, ensure all connections are clean. Pay special attention to all grounds
junction box.
3. VOLTMETER DOES NOT WORK
Step 1.
Is there minimum12VDC on batteries?
If no, go to step 2.
If yes, go to step 3.
Step 2.
Is NATO slave cable connected?
If no, install NATO cable in receptacle on prime mover and receptacle on 12/24
volt junction box.
If yes, go to step 3.
0027 00-2
