TB 9-2320-279-13&P-4
0033
TEST 18 - Are 22 to 28 vdc measured on blue wire at heavy-duty winch remote control unit right switch, NC
terminal when heavy-duty winch remote control lever is operated to the IN position?
WARNING
Remove all jewelry such as rings, ID tags, bracelets, etc. prior to working on or around
vehicle. Jewelry and tools can catch on equipment, contact positive electrical circuits, and
cause a direct short, severe burns, or electrical shock. Failure to comply may result in injury
or death to personnel.
WARNING
Excessive noise levels are present any time the heavy-duty winch, crane, or retrieval system
is operating. Wear single hearing protection (earplugs or equivalent) while working around
equipment when it is running. Failure to comply may result in injury or death to personnel.
Seek medical aid should you suspect a hearing problem.
1. Connect positive (+) probe of multimeter to blue wire at heavy-duty winch remote control unit right switch, NC
terminal. Refer to schematics.
0033-27
