TB 9-2320-279-13&P-4
0028
DECISION
No - Replace damaged air lines and fittings. (WP 0043)Test 7 - Does heavy-duty winch cable hold down operate?
Yes - Test 6 - Is air pressure present on air line 2231 at heavy-duty winch cable hold down connector?
TEST 6 - Is air pressure present on air line 2231 at heavy-duty winch cable hold down connector?
WARNING
If air lines are under pressure when they are disconnected, they can whip around. Use care
when loosening or disconnecting air line fittings. Failure to comply may result in injury or
death to personnel.
WARNING
Wear proper eye protection when performing leakage tests or disconnecting air lines that
may be under pressure. Failure to comply may result in injury or death to personnel.
1. Pull heavy-duty winch control station CABLE HOLD DOWN control valve out to DISENGAGE position. (WP
NOTE
Perform Steps (2) through (4) only if vehicle air pressure is not above 85 psi (586 kPa).
2.
Start engine (refer to TM 9-2320-279-10).
3.
Allow vehicle air pressure to build to 100 psi (690 kPa).
4.
Shut off engine (refer to TM 9-2320-279-10).
5.
Disconnect air line 2231 from heavy-duty winch cable hold down assembly. Refer to schematics.
0028-8
