1. Start vehicle engine and engage PTO (TM 9-2320-273-10).
2. Check for fluid level in reservoir upper sight glass bubble. If no fluid is shown, remove filter cap and fill
until fluid is visible in top sight glass bubble. Raise dump bed to maximum height. Check for hydraulic
fluid level in reservoir lower sight glass bubble. If no fluid shows, remove filter cap and fill until fluid is
visible in lower sight glass bubble, refer to PMCS WP 0019 and Lubrication WP 0049. If reservoir is
empty or very low, system may require bleeding before it will operate properly. Refer to WP 0044 for
3. Check hydraulic filter restriction gauge. With engine running and PTO engaged, set engine at 1200 rpm.
Check restriction gauge. If needle is in or close to red decal on gauge face, service filter.
4. Check operation of hoist system, refer to WP 0004. If a malfunction is evident, refer to troubleshooting
a. Start vehicle engine and engage PTO (TM 9-2320-273-10).
b. Place control lever in the UP position. Dump bed should raise steadily.
c. Place control lever in the N (neutral) position. Dump bed should stop in the raised position.
d. Place control lever in the DOWN position. Dump bed should lower steadily.
5. Check system for leaks.
a. Lubricate dump body as directed in Lubrication WP 0049.
b. Special Tools and Equipment. No special tools or equipment are required to perform the
maintenance, inspections, or service functions allocated to Field Level Maintenance.
c. Repair Parts. Repair parts are listed and illustrated in the Repair Parts and Special Tools List
(RPSTL) contained in this manual.
END OF WORK PACKAGE