TM 10-3930-669-20 (2) Loosen screw (3). (3) Measure and adjust alternator belt (4) deflection to 1/4 in (6 mm). (4) Tighten screw (3). (5) Tighten nut (1). NOTE Follow-on Maintenance: • Install ventilation panel (Para 6- 2). • Connect batteries (Para 7-48). • Remove wheel chocks (TM 10-3930-669-10). END OF TASK 7-7