TM 10-3930-669-20 1.  SERVICE BRAKES DO NOT APPLY OR APPLY SLOWLY (CONT). KNOWN INFO Transmission temperature normal. Horn operates. Brake fluid level correct. Drive axle OK. Brake discs OK. Brake linkage adjustment correct. Master cylinder OK. Master cylinder pressure switch OK. Transmission inching valve OK. Wire 27A OK. Relay R9 ground wire OK. Wire 27 OK. Wire 27B OK. Relay R9 OK. POSSIBLE PROBLEMS TEST OPTIONS Verify repair. REASON FOR QUESTION If service brakes apply correctly, fault has been corrected. 2-406