TM10-3930-660-34 Table 2-1.  Direct Support and General Support Troubleshooting Table (Cont’d) MALFUNCTION TEST OR INSPECTION CORRECTIVE ACTION Step 3.  Check return spring for damage. Repair valve(s), para.  16-4 or 16-5. Step 4.  Check spring or detent cap for binding. Loosen cap, center and tighten parts, para.  16-4 or 16-5. Step 5.  Check valve for contamination. Clean or repair valve, para.  16-4 or 16-5. Step 6.  Check plunger cap for oil. Replace seals, para.  16-4 or 16-5. 31.  LEAKING SEALS OF MLRS ATACHMENTOR MAIN CONTROL VALVES Step 1.  Check for paint or dirt on or under seals. Replace seals, para.  16-4 or 16-5. Step 2.  Check for scored plunger. Repair valve, para.  16-4 or 16-5. Step 3.  Check for loose seal plates. Repair valve, para.  16-4 or 16-5. Step 4.  Check for seal damage. Repair valve, para.  16-4 or 16-5. 32.  DETENT CONTROL FAILS TO HOLD INSIDE MLRS ATTACHMENT OR MIN CONTROL VALVES Step 1.  Check detent cam for wear. Repair valve, para.  16-4 or 16-5. Step 2.  Check spring or ball for damage or defects. Repair valve, para.  16-4 or 16-5. 2-14