TM-9-2320-346-10
TRUCK, COMMON BRIDGE TRANSPORT (CBT), 8X8 M1977A4 W/WINCH AND M1977A4 W/O WINCH
TECHNICAL MANUAL; OPERATOR'S MANUAL
OCTOBER 2008
TM-9-2320-346-10 - Page 831 of 1184
AIR HORN
AIR HORN
VALVE LEVER
Figure 2.
CONDITION/INDICATION
Does horn valve lever move freely?
DECISION
No - Notify Supervisor.
Yes - Test 3 - Does air horn operate?
TEST 3 - Does air horn operate?
1.
Start engine, (WP 0047) and allow air pressure to build.
2.
Check air horn for proper operation.
TM 9-2320-346-10
0121
0121-3
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