TM10-3930-660-34 16-18.1.  HYDRAULIC JOYSTICK CONTROL VALVE - REPAIR (Cont’d) 2. INSPECT SPRINGS (16 AND 23) FOR SIGNS OF STRETCHING OR DISTORTION. 3. INSPECT PLUNGERS (19) AND SPOOLS (24) FOR BURRS, NICKS OR SCORE MARKS. 4. INSPECT BORES IN CAPS (10) AND SPECIAL PLUGS (20) FOR BURRS, NICKS OR SCORE MARKS. 5. INSPECT SPECIAL NUT (2), PIVOT PLATE (4) AND PIVOT BOLT ASSEMBLY (5) THREADS FOR DAMAGE. ASSEMBLY 1. APPLY A COAT OF TRANSMISSION/HYDRAULIC OIL, OE/HDO-10 TO ALL INTERNAL SLIDING SURFACES. 2. INSTALL METERING CAPSULE PARTS (20- 27). a. Assemble spool (24) to spring seat (22) using pin (21). b. Install new O-rings (26 and 27) and backup ring (25) on special plug (20). c. Place spring (23) on spool (24) and insert spool (24) in top of special spool (20). d. Install special plug (20) and associated parts in bottom of housing (28).  Tighten special plug to torque of 29 to 41 lb. ft. e. Repeat STEPS a through d for other four sets of metering capsule parts. 16-119