TB-9-2320-279-13-P-4

TRUCK, TRACTOR, LIGHT EQUIPMENT TRANSPORTER (LET), 8X8, M983A2 LET

TECHNICAL BULLETIN; OPERATOR AND FIELD LEVEL

APRIL 2008

TB-9-2320-279-13-P-4 - Page 275 of 744

HEAV

Y

-DUT

Y

WINCH

CONTROL STATION

CABLE HOLD DOWN

CONTROL VALVE

HEAV

Y

-DUT

Y

WINCH

CABLE HOLD DOWN ASSEMBL

Y

AIR LINE 2231

Figure 6.

6. While assistant pushes heavy-duty winch control station CABLE HOLD DOWN control valve in to ENGAGE

position, check for airflow at air line 2231. (WP 0010)

7. Pull heavy-duty winch control station CABLE HOLD DOWN control valve out to DISENGAGE position. (WP

0010)

8. If air is not present, connect air line 2231 to heavy-duty winch hold down assembly.

CONDITION/INDICATION

Is air pressure present on air line 2231 at heavy-duty winch cable hold down connector?

DECISION

No - Replace heavy-duty winch cable hold down control valve. (WP 0056)Test 7 - Does heavy-duty winch cable

hold down operate?

Yes - Replace heavy-duty winch cable hold down assembly. (WP 0067)Test 7 - Does heavy-duty winch cable

hold down operate?

TB 9-2320-279-13&P-4

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0028-9