TB 9-2320-279-13&P-4
0033
RIGHT SWITCH
LEFT SWITCH
REMOTE
NC TERMINAL
CONTROLLER ASSEMBLY
BLUE WIRE
HEAVY-DUTY WINCH
REMOTE CONTROL
UNIT
Figure 18.
2. Connect negative (-) probe of multimeter to a known good ground.
NOTE
Heavy-duty winch control valve IN and OUT solenoid connectors are disconnected to
prevent unexpected operation of heavy-duty winch.
3.
Operate remote control lever to the IN position. (WP 0010)
4.
Multimeter should display a reading between 22 and 28 vdc. Note reading.
5.
Release remote control lever.
6.
If voltage reading is not between 22 and 28 vdc, set PTO ENGAGE switch to OFF position. (WP 0015)
7.
If voltage reading is not between 22 and 28 vdc, shut OFF engine (refer to TM 9-2320-279-10).
CONDITION/INDICATION
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?
DECISION
No - Replace heavy-duty winch remote control unit right switch. (WP 0047)Test 20 - Does winch operate with
remote control?
Yes - Test 19 - Are 22 to 28 vdc measured on white wire at heavy-duty winch remote control unit right switch,
NO terminal when heavy-duty winch remote control lever is operated to the OUT position?
