TM 5-3805-280-24-1
Sub-System Diagnostics
TRAVEL ALARM CIRCUIT OPERATIONAL
INFORMATION
The following conditions must be met for the circuit to
function:
Key switch ON
Voltage present at travel alarm 5-amp fuse F10
CED,OUOE012,137 1916MAR991/1
TRAVEL ALARM CIRCUIT THEORY OF OPERATION
9015
B15 senses pilot pressure and closes. With the switch
The travel alarm circuit contains: travel alarm fuse F10,
15
95
closed ground is applied to terminal C of the travel
travel alarm H10, travel alarm cancel switch S17, and
alarm, activating the alarm. After the travel alarm has
propel pilot pressure switch B15. Operating voltage for
sounded for 10 seconds, the travel alarm cancel switch
the travel alarm is applied from fuse F10 to travel
may be pushed to turn the alarm off by grounding
alarm terminal B. When the propel levers are moved to
alarm terminal A.
forward or reverse positions, propel pressure switch
CED,OUOE012,37 1905NOV981/1
4-160
