TM 10-3930-669-20 1.  NO LIFT/SHIFT OR PIVOT/TILT FUNCTIONS (CONT). KNOWN INFO Transmission operates. Hydraulic fluid level OK. Hydraulic reservoir to pump main hydraulic hose OK. POSSIBLE PROBLEMS Hydraulic pump faulty. KNOWN INFO Transmission operates. Hydraulic reservoir oil level OK. Hydraulic reservoir to pump main hydraulic hose OK. Hydraulic pump OK. POSSIBLE PROBLEMS TEST OPTIONS Pressure test STE/ICE-R #51. REASON FOR QUESTION If hydraulic pump is faulty, lift and shift cylinders will not operate. TEST OPTIONS Verify repair. REASON FOR QUESTION If all hydraulic cylinders operate, fault has been corrected. 2-426