TM 10-3930-659-34 Section XV.  HYDRAULIC SYSTEM MAINTENANCE Paragraph Page Number Paragraph Title Number 4-64 Main Hydraulic Pump Repair.......................................................................... 4-257 4-65 Fork/Brake Hydraulic Pump Repair................................................................ 4-262 4-66 Forklift Control Valve Repair .......................................................................... 4-268 4-67 Carriage Tilt Cylinder Repair.......................................................................... 4-274 4-68 Locking Control Valve Repair......................................................................... 4-280 4-69 Fork/Boom Assembly Maintenance ............................................................... 4-283 4-70 Fork/Boom Cylinder Repair............................................................................ 4-288 4-71 Fork Spacing Cylinder Repair ........................................................................ 4-294 4-72 Hydraulic Reservoir Repair ............................................................................ 4-297 4-64. MAIN HYDRAULIC PUMP REPAIR. This Task Covers: a. Disassembly c. Assembly b. Cleaning and Inspection Initial Setup: Equipment Conditions: Materials/Parts: · Main hydraulic pump removed (see TM 10-3930- · Lubricating oil (Item 38, Appendix B) 659-20). · Rags (Item 43, Appendix B) Tools/Test Equipment: · Dry cleaning solvent (Item 47, Appendix B) · Two repair kits · General mechanic’s tool kit (Item 71, Appendix E) · Arbor press (Item 47, Appendix E) References: · Socket wrench set (Item 78, Appendix E) · TM 10-3930-659-20 · Torque wrench, 0-600 Ib.-ft.  (Item 82, Appendix E) General Safety Instructions: · Dry cleaning solvent is flammable and must not be used near open flame.  Use only in a well-ventilated area. 4-257