Quantcast PRIORITY VALVE REPLACEMENT - TM-10-3930-664-24_377
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TM 10-3930-664-24 2-121.   PRIORITY VALVE REPLACEMENT This task covers: Removal, Cleaning, Inspection, and Installation INITIAL SETUP: Tools and Test Equipment: References: General Mechanics Tool Kit (1, App.   E) LO 10-3930-664-12 Drain Pan (10, App.   E) Vise (30, App.   E) Materials / Parts: O-Ring, Item 11 (2 ea.) O-Ring, Item 12, (2 ea.) O-Ring, Item 13, (1 ea.) A. REMOVAL NOTE Place        drain        pan        beneath        hoses        when disconnecting.   Drain hoses into pan. 1. Tag  and  disconnect  five  hose  assemblies  (1,  2,  3, 4, 5) from priority valve elbows (6, 7, 8, 9, 10). 2. Remove   priority   valve   (14)   from   mounting   plate bracket  (15)  by  removing  screws  (16),  grommets (17), and nuts (18). 3. Install  priority  valve  (14)  in  vise.      Remove  elbows (6,  7,  8,  9,  10)  from  priority  valve  (14).      Remove and discard O-rings (11, 12, 13). B. CLEANING Clean priority valve in accordance with paragraph 1-24. 2-328

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