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TM 9-2320-356-BD TECHNICAL MANUAL OPERATORS ORGANIZATlONAL DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE CHAPTER 1 INTRODUCTION FOR CHAPTER 2 ASSESSING BATTLEFIELD DAMAGE TACTICAL CHAPTER 3 GENERAL AUTOMOTIVE COMPONENTS WHEELED CHAPTER 4 SELF-RECOVERY VEHICLES CHAPTER 5 ENGINE CHAPTER 6 FUEL SUPPLY SYSTEMS CHAPTER 7 COOLING SYSTEM CHAPTER 8 ELECTRICAL SYSTEM CHAPTER 9 TRANSMISSION SYSTEMS CHAPTER 10 AXLES AND DRIVE LINES CHAPTER 11 WHEELS AND BRAKES CHAPTER 12 STEERING SYSTEM CHAPTER 13 FRAME AND SUSPENSION CHAPTER 14 WRECKER AND CRANE ASSY APPROVED FOR CHAPTER 15 COMMUNICATION SYSTEM PUBLIC RELEASE; APPENDIX A REFERENCES DISTRIBUTION APPENDIX B SPECIAL AND FABRICATED TOOLS IS UNLIMITED. APPENDIX C ALTERNATE SOURCES OF SUPPLY APPENDIX D POL SUBSTITUTES HEADQUARTERS, DEPARTMENT OF THE ARMY DECEMBER 1987 TM 9-2320-356-BD C1 CHANGE HEADQUARTERS DEPARTMENT OF THE ARMY NO.1 Washington D. C., 14 December, 1989 TECHNICAL MANUAL OPERATORS, ORGANIZATIONAL DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE BATTLEFIELD DAMAGE ASSESSMENT AND REPAIR FOR TACTICAL WHEELEDVEHICLES TM 9-2320-356-BD,18 December 1987, is changed as follows: 1. Remove old pages and insert new pages as indicated below. 2. New or changed material is indicated by a vertical bar in the margin of the page. Remove Pages Insert Pages None E-1 thru E-5/( E-6 blank) File this change sheet in front of the publication for reference purposes. By Order of the Secretary of the Army: CARL E. VUONO General, United States Army Official: Chief of Staff R.L. DILWORTH Brigadier General, United States Army The Adjutant General Distribution: To be distributed in accordance with DA Form 12-38, Operator, Unit and Direct and General Support Maintenance requirements for Truck, Utility, l/4-Ton, 4x4, M151 -series and M718-series; and Truck, Utility, 5/4-Ton, 4x4, M966, M996, M997, M998, M1025, M1026, M1035, M1036, M1037, M1038, M1043, M1044, M1045, Ml1046, S250. TM 9-2320-356-BD WARNING This technical manual contains nonstandard maintenance procedures. All normal safety procedures should be observed when the tactical situation permits. Extra care shall be taken when maintenance is required in a hostile environment. WARNING Before assessing and handling communications equipment, turn off the power to all components of the communications system. Damaged equipment can cause severe shock to personnel and additional damage to equipment. a/(b blank) Technical Manual HEADQUARTERS DEPARTMENT OF THE ARMY 9-2320-356-BD Washington, D.C. 18 December 1987 OPERATOR’S, ORGANIZATIONAL DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE GENERAL BATTLEFIELD DAMAGE ASSESSMENT AND REPAIR FOR TACTICAL WHEELED VEHICLES REPORTING OF ERRORS You can help improve this manual by calling attention to errors and by recommending improvements. Your letter, DA Form 2028 (Recommended Changes to Publications and Blank Forms), and/or DA Form 2028-2 (Recom- mended Changes to Equipment Technical Manuals) may be used. Copies of DA Form 2028-2 are attached in the back of the manual for your use. Please mail your recommended changes directly to: Commander, US Army Tank-Automotive Command, ATTN: AMSTA-MB-BDAR, Warren, MI 48397-5000. A reply will be furnished directly to you. TABLE OF CONTENTS Page CHAPTER 1. INTRODUCTION . 1-1 Section I. Introduction . 1-1 Section II. Standards and Practices . 1-5 Section III. Responsibilities and Tasks . 1-6 CHAPTER 2. BATTLEFIELD DAMAGE ASSESSMENT . 2-1 Section I. General . 2-1 Section II. Assessing Battlefield Damage . 2-3 CHAPTER 3. GENERAL AUTOMOTIVE COMPONENTS . 3-1 Section I. General . 3-1 Section II. Gaskets . 3-2 Section III. Belts . 3-6 Section IV. Housings, Castings, and Plates . 3-8 Section V. Brackets and Weldments . 3-10 Section VI. Hardware, Mechanical Linkages, Cables, and Pulleys . 3-12 Section VII. Hydraulic Systems . 3-18 Section VIII. Fluids and Seals . 3-19 Section IX. Metal Tubing . 3-20 Section X. Hydraulic Line Repair . 3-27 TABLE OF CONTENTS (cont) Page CHAPTER 4. SELF-RECOVERY . 4-1 CHAPTER 5. ENGINE . 5-1 Section I. General . 5-1 Section II. Engine Failure . 5-3 Section III. Engine Air Intake Systems . 5-10 Section IV. Engine Exhaust Systems . 5-15 Section V. Engine Lubrication Systems . 5-16 CHAPTER 6. FUEL SUPPLY SYSTEM . 6-1 Section I. General . 6-1 Section II. Fuel Storage Systems . 6-3 Section III. Fuel Pumps . 6-7 Section IV. Fuel Lines and Valves . 6-8 Section V. Fuel Filters . 6-14 CHAPTER 7. COOLING SYSTEM . 7-1 Section I. General . 7-1 Section II. Air Cooling Systems . 7-3 Section III. Liquid Cooling Systems . 7-4 CHAPTER 8. ELECTRICAL SYSTEMS . 8-1 Section 1. General . 8-1 Section II. Electrical Components . 8-3 Section III. Shielded Cables . 8-6 Section IV. Wiring Harnesses . 8-9 Section V. Electrical Motors . 8-16 Section VI. Batteries and Battery Cables . 8-19 CHAPTER 9. TRANSMISSION SYSTEMS . 9-1 Section I. Manual Transmission . 9-1 Section II. Automatic Transmission . 9-5 Section III. Transfer Assemblies . 9-8 CHAPTER 10. AXLES AND DRIVE LINES . 10-1 Section I. General . 10-1 Section II. Front and Rear Axles . 10-3 CHAPTER 11. BRAKES AND WHEELS . 11-1 Section I. General . 11-1 Section II. Hydraulic Brakes . 11-2 Section III. Airbrakes . 11-7 Section IV. Wheels . 11-16 ii TABLE OF CONTENTS (cont) Page CHAPTER 12. STEERING SYSTEM . 12-1 Section I. General . 12-1 Section II. Steering Components . 12-3 CHAPTER 13. FRAME AND SUSPENSION . 13-1 Section I. General . 13-1 Section II. Frame and Suspension . 13-3 CHAPTER 14. WRECKER AND CRANE ASSEMBLIES . 14-1 Section I. General . 14-1 Section II. Hydraulic Components . 14-4 CHAPTER 15. COMMUNICATIONS SYSTEMS . 15-1 Section I. Introduction . 15-1 Section II. Reception Antennas . 15-3 Section III. Transmission Antennas . 15-6 Section IV. Cables . 15-14 Section V. Radios and Mounts . 15-15 APPENDIX A. REFERENCES . A-1 APPENDIX B. SPECIAL AND FABRICATE TOOLS/WELDING EXPEDIENTS . B-1 Section I. General . B-1 Section II. Tools . B-2 Section III. Test Equipment . B-6 Section IV. Welding Expedients . B-8 Section V. Containers . B-10 APPENDIX C. ALTERNATE SOURCES OF SUPPLY . C-1 Section I. General . .C-1 Section II. Foreign Ownership of US Tactical Vehicles . C-2 Section III. Expendable Supplies . ..