TM 10-3930-659-20 7-18. TRANSMISSION OIL SAMPLING VALVE REPLACEMENT. TA707360 FOLLOW-ON TASKS: • Check transmission fluid level and fill as necessary (see TM 10-3930-659-10). • Start engine and check for leaks (see TM 10-3930-659-10). • Close left engine upper sideshield (see TM 10-3930-659-10). 7-57