TM 9-2320-279-10-1
2-178.2
Change 8
M977 Through M985 Operating Procedures (Cont)
2-12.1. OPERATE WINDSHIELD WIPERS/WASHER (24V).
a. Turn Windshield Wipers On/Off (24V).
NOTE
For FHTV model vehicles, ensure that 24V battery
disconnect switch is ON before operating wipers (para
2-9a.1).
(1)
Rotate WIPER/WASHER knob (1) clockwise to first position to operate
wipers once.
(2)
Rotate WIPER/WASHER knob (1) clockwise to second position to
operate wipers at LOW speed.
(3)
Rotate WIPER/WASHER knob (1) clockwise to third position to
operate wipers at HIGH speed.
(4)
Rotate WIPER/WASHER knob (1) completely counterclockwise to stop
wipers.
b. Operate Windshield Washer (24V).
NOTE
For FHTV model vehicles, ensure that 24V battery
disconnect switch is ON before operating washers (para
2-9a.1).
(1)
Push in and hold WIPER/WASHER knob (1) to spray cleaning fluid
on windshield.
(2)
Release WIPER/WASHER knob (1) to stop spray.
