TM 5-3805-294-23-4
FIELD MAINTENANCE
HORN REPLACEMENT
INITIAL SETUP:
Equipment Condition
Tools and Special Tools
Machine safely parked and shut down
Tool Kit, General Mechanic's: Automotive (Volume
(TM 5-3805-294-10). (Volume 5, WP 0794)
5, WP 0796, Table 2, Item 119)
Negative battery cable disconnected. (WP 0521)
Materials/Parts
Tags (Volume 5, WP 0797, Table 1, Item 52)
Time to Complete
0.4 Hour(s)
Tie Wraps (Volume 5, WP 0797, Table 1, Item
56)
Personnel Required
Construction Equipment Repairer 91L (1)
References
TM 5-3805-294-24P: Fig. 142 (Volume 5,
WP 0794)
DA FORM 5988-E or DA FORM 2404 (Volume 5,
WP 0794)
REMOVAL
WARNING
Ensure electrical power is off prior to working on all electrical connections. Prior to working
on or around vehicle, remove all jewelry, such as rings, ID tags, bracelets, etc. 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.
NOTE
Tag and mark wires, connectors, and wiring harnesses prior to removal to ensure proper
installation.
There are two horns, one high note (right side)(wiring harness connector B23) and one
low note (left side) (wiring harness connector B24). Both high and low note horns are
removed and installed the same way. High note (right side) shown.
Note position of each tie wrap and remove as required.
1.
Disconnect machine wiring harness connector B23 or B24 (Figure 1, Item 1) from horn (Figure 1, Item 2).
0612-1