TM-9-2320-341-10
TRUCK, TRACTOR, LIGHT EQUIPMENT TRANSPORTER (LET), 8X8 M983A4 LET
TECHNICAL MANUAL; OPERATOR'S MANUAL
OCTOBER 2008
TM-9-2320-341-10 - Page 629 of 962
OPERATOR MAINTENANCE
AIR HORN WILL NOT OPERATE
INITIAL SETUP:
Equipment Condition
Engine OFF. (WP 0057)
Parking brakes applied. (WP 0056)
Wheels chocked. (WP 0072)
TROUBLESHOOTING PROCEDURE
AIR HORN WILL NOT OPERATE
TEST 1 - Are air hoses tight?
WARNING
Caution the hose connections could be under pressure be sure to wear
eye protection to avoid personal injury.
1.
Check air hose connections for tightness. Tighten any loose hose connections found.
TM 9-2320-341-10
0107
0107-1
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