DEPARTMENT OF THE ARMY TECHNICAL BULLETIN
HYDRAULIC AND AIR/HYDRAULIC BRAKES PREVENTIVE
HEADQUARTERS, DEPARTMENT OF THE ARMY
23 NOVEMBER 1989
Approved for Public Release; Distribution is Unlimited
SECTION I. INTRODUCTION
1. Purpose. This bulletin provides the field methods of troubleshooting hydraulic and air/hydraulic brakes on Department
of Army tactical wheeled vehicles.
2. Scope. This bulletin contains preventive maintenance procedures for hydraulic and air/hydraulic brake systems on
Department of the Army tactical wheeled vehicles. It covers how the systems operate, trouble signs, safety procedures
and expedient repairs.
3. Suggested Improvements. You can help improve this bulletin. If you find any mistakes or if you know of a way to
improve the procedures, please let us know. Mail your letter or DA form 2028 to; Commander, US Army Tank-Automotive
Command, ATTN. AMSTA-MB, Warren, MI 48397-5000. A reply will be furnished to you.