TM10-3930-660-34 16-8.  FRAME TILT VALVE - REPAIR This task covers: a.  Disassembly b.  Cleaning c.  Inspection d.  Assembly INITIAL SETUP: Tools Materials/Parts Tool Kit, Automotive Mechanics Hydraulic Oil (App.B, Item 35) Lint-Free Rags (App.B, Item 38) Shop Equipment, Automotive O-rings (6, 8, 17) Maintenance, Common #2 Less Power Wrench Set, Spanner, Consisting of the following: Spanner Wrench, Frame Tilt Cylinder; Spanner Wrench, Carriage Tilt and Attachment Hoist; Spanner Wrench, Fork Sideshift Cylinder - Outer Gland; Spanner Wrench, Fork Sideshift Cylinder - Outer Piston; Spanner Wrench, Boom Lift Cylinder and Boom Extend Cylinder Equipment Condition Frame tilt valve removed, TM10-3930-660-20. DISASSEMBLY 1. REMOVE     HUB     (1).REMOVE     SPRING     (2).          REMOVE BUSHING (3). 2. DISASSEMBLE COMPONENTS (4-20). a. Remove four socket head screws (4), body (5) and O-ring (6).  Discard O-ring (6). b. Remove  four  seals  (7),  four  O-rings  (8),  eight  back-up rings (9) and four seal springs (10).  Discard O-rings (8). c. Remove  shaft  washer  (11)  and  disk  assembly  (12)  from shaft (13). d. Remove  bearing  race  (14),  bearing  (15)  and  stop  plate (16). 16-34