TM 10-3930-669-20 VERIFY REPAIR (1)  Start engine (TM 10-3930-669-10). (2)  Operate vehicle and apply service brakes. (a)  If service brakes do not apply correctly, fault not corrected. Perform Step (3) below.  Repeat procedure and notify Supervisor. (b)   If service brakes apply correctly, fault corrected. (3)  Shut down engine. 2-407