TM-9-2320-280-34 HMMWV Direct Support & General Support Maintenance Manual Download
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11-5. STEERING GEAR REPAIR This task covers: a. Disassembly e. Rack Piston Group Inspection and Repair b. Cleaning f. Valve and Adjuster Group Inspection and Repair c. Housing Group Inspection and Repair g. Assembly d. Pitman Shaft Inspection and Repair h. Adjustment a. Disassembly 1. Hold adjuster screw (10) and remove lash adjuster nut (1). 2. Remove four capscrews (2) from side cover (3) and housing (4). 3. Unscrew side cover (3) from adjuster screw (10). 4. Remove gasket (11) from side cover (3). Discard gasket (11). 5. Insert punch through access hole (6) and force retaining ring (9) out. Discard retaining ring (9). 6. Rotate stub shaft (5) counterclockwise to force end plug (8) from housing (4). 7. Rotate stub shaft (5) clockwise and remove O-ring (7). Discard O-ring (7). 8. Remove plug (12) from rack piston (13). 9. Rotate stub shaft (5) to center and remove pitman shaft (14) from housing (4). INITIAL SETUP: Tools ____ General mechanic's tool kit: automotive (Appendix G, Item 1) Special Tools __________ Adjuster plug bearing remover/installer (Appendix G, Item 97) Pitman shaft bearing remover/installer (Appendix G, Item 98) Spanner wrench (Appendix G, Item 99) Rack piston arbor (Appendix G, Item 100) Materials/Parts _____________ Adjuster plug seal service kit (Appendix E, Item 1) Valve ring seal service kit (Appendix E, Item 212) Rack piston seal service kit (Appendix E, Item 137) Pitman shaft seal service kit (Appendix E, Item 133) Side cover seal service kit (Appendix E, Item 201) Materials/Parts (Cont'd) ____________________ End plug seal service kit (Appendix E, Item 177) Crocus cloth (Appendix B, Item 10) Grease (Appendix B, Item 22) Hydraulic fluid (Appendix B, Item 24) Manual References ________________ TM 9-2320-280-20 TM 9-2320-280-24P TM 9-214 Equipment Condition _________________ Steering gear removed (TM 9-2320-280-20). Maintenance Level _______________ Direct support TM 9-2320-280-34 11-8 Change 1