TM 10-3930-669-20 17-11.  PRIORITY VALVE REPLACEMENT (CONT). c.  Installation. (1) Install priority valve (13) on bulkhead with two washers (12) and screws (11). Tighten screws to 19 ft-lb (25.76 N•m). (2) Install hose (9) on elbow (10). (3) Install hose (7) on elbow (8). (4) Install hose (5) on elbow (6). (5) Install hose (3) on 45°  elbow (4). (6) Install hose (1) on elbow (2). NOTE Follow-on Maintenance: · Check hydraulic fluid (LO 10-3930-669-12). END OF TASK 17-70

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