AIR HORN AND SOLENOID REMOVAL AND REPLACEMENT.
7/16-inch wrench (2)
EQUIPMENT CONDITION: Truck parked, engine off, handbrake set.
(1) Open hood and right side panel. Refer to TM 9-2320-209-10.
(2) Vent air system pressure. Refer to Part 2, para 13-20.
(3) Disconnect battery ground cable. Refer to para 7-58.
Tag electrical connectors (1) before taking them off, to
make sure they are put back in the right place.
Take two electrical connectors (1) off horn solenoid (2).
Using 5/8-inch wrench, unscrew coupling nut (3) and pull air tube (4)
away from elbow (5).
Using 9/16-inch wrench, unscrew and take off elbow (5).
GO TO FRAME 2