TM 10-3930-669-20 7.  ENGINE RUNS ROUGH OR MISFIRES (CONT). KNOWN INFO Fuel OK. Fuel lines OK. Intake/exhaust valve adjustment correct. Non-aerated fuel lines. Fuel injectors OK. POSSIBLE PROBLEMS TEST OPTIONS Verify repair. REASON FOR QUESTION If   engine   does   not   run   rough, fault has been corrected. 2-98