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Page Title:
Table 18. Hydraulic System Troubleshooting Procedures - Continued. |
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 TM 10-3930-660-24-1
TROUBLESHOOTING PROCEDURES - CONTINUED
0006 00
Table 18. Hydraulic System Troubleshooting Procedures - Continued.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Check port relief valve for hold.
Remove relief valve and clean
8.
The MLRS Attachment or Main Control
Valve Will Not Hold Load.
(WP 0303 00 and WP 0304 00).
1. Check for dirt in check valve.
Repair and clean valve (WP
9.
The MLRS Attachment or Main Control
Valve Drops Load When Plunger Moves
0303 00 and WP 0304 00).
From Neutral.
2. Check for scored check
Repair valve (WP 0303 00 and
valve poppet or seat.
WP 0304 00).
Check poppet seat for sticking or
Repair valve (WP 0303 00 and
10. Erratic Pressure Found in MLRS
Attachment or Main Control Relief Valves.
damage.
WP 0304 00).
1. Check for part damage or
Repair valve (WP 0303 00 and
11. Relief Valve Leakage Found in MLRS
wear.
Attachment or Main Control Valves.
WP 0304 00).
2. Check for sticking parts.
Repair valve (WP 0303 00 and
WP 0304 00).
END OF WORK PACKAGE
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