TM 9-2320-273-20
ELECTRICAL HORN AND CAB HEATER CONTROL.
5-67. HORN BUTTON MAINTENANCE.
THIS TASK COVERS: (APPROXIMATE TIME REQUIRED FOLLOWS TASK DESCRIPTION.)
a. Removal.
(2.0)
b. Installation.
(2.0)
c. Operational Check.
(0.5)
4.5 Minutes Total.
INITIAL SETUP
EQUIPMENT CONDITION
APPLICABLE CONFIGURATIONS
PARAGRAPH
CONDITION DESCRIPTION
ALL.
5-37A.
Batteries Disconnected.
TEST EQUIPMENT
None.
SPECIAL TOOLS
None.
MATERIALS/PARTS (P/N)
None.
PERSONNEL REQUIRED
One (MOS-63B20).
REFERENCES (TM)
TM 9-2320-273-10.
TROUBLESHOOTING REFERENCES
Table 5-14.
SPECIAL ENVIRONMENTAL CONDITIONS
Vehicle Parked On Level Ground.
GENERAL SAFETY INSTRUCTIONS
Engine OFF.
Transmission In Neutral.
Park Brake Set.
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