TM 10-3930-669-20 VERIFY REPAIR (1) Start engine (TM 10-3930-669-10). (2) Operate forklift forward and reverse. (a) If  drive  axle  engages  harshly, fault   not   corrected.      Perform Step (3) below. Repeat procedure and notify Supervisor. (b) If  drive  axle  does  not  engage harshly, fault corrected. (3) Shut down engine. 2-387