TM 9-2320-209-20-3-2 REPORTING OF ERRORS AND RECOMMENDING IMPROVEMENTS You can help improve this manual. If you find any mistakes or if you know of a way to improve the procedure, please let us know. Mail your letter, DA Form 2028 (Recommended Changes to Publications and Blank Forms),or DA Form 2028-2 located in the back of this manual direct to: Commander, US Army Tank-Automotive Command, ATTN: DRSTA-MB, Warren, Michigan 48090. A reply will be furnished to you. TABLE OF CONTENTS CHAPTER 13. BRAKE SYSTEM GROUP MAINTENANCE Section I. Scope Equipment Items Covered . . . . . . . . . . . . . . . . . . . . Equipment Items Not Covered . . . . . . . . . . . . . . . . Section II. Handbrake Assembly and Related Parts Handbrake Brake Drum Removal and Replacement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Preliminary Procedure . . . . . . . . . . . . . . . . . . . . . Removal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Replacement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Handbrake Brakeshoes Removal and Replacement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Removal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Replacement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Handbrake Cable Assembly Removal and Replacement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Preliminary Procedure . . . . . . . . . . . . . . . . . . . . . Removal of Overcentering Locking Handbrake Lever Cable . . . . . . . . . . . . . . . . . . . . Removal of Ratchet and Pawl Handbrake Lever Cable . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Replacement of Overcenter Locking Handbrake Lever Cable . . . . . . . . . . . . . . . . . . . . Replacement of Ratchet and Pawl Handbrake Lever Cable . . . . . . . . . . . . . . . . . . . . Handbrake Lever Assembly Removal and Replacement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Removal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Replacement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Handbrake Cable and Lever Assembly Adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Section III. Service Brake Service Brakeshoe Assembly Removal and Replacement . . . . . . . . . . . . . . . . . . . . . . . . . . . Preliminary Procedure . . . . . . . . . . . . . . . . . . . . . Removal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Replacement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Paragraph 13-1 13-2 13-3 13-3a 13-3b 13-3c 13-4 13-4a 13-4b 13-5 13-5a 13-5b 13-5c 13-5d 13-5e 13-6 13-6a 13-6b 13-7 13-8 13-8a 13-8b 13-8C Page 13-1 13-1 13-1 13-1 13-1 13-1 13-2 13-6 13-10 13-10 13-14 13-18 13-18 13-18 13-23 13-27 13-32 13-37 13-37 13-40 13-43 13-49 13-49 13-49 13-49 13-54 ii