TM 10-3930-659-34 4-17.  ENGINE OIL PAN REPLACEMENT (Con’t). b.  INSTALLATION 1. Install washer (11) and plug (10) on engine oil pan (3). 2. Position hydraulic jack under engine oil pan (3). WARNING Use extreme caution when handling heavy parts.  Lifting device is required when parts weigh over 50 lb (23 kg) for a single person lift, over 100 lb (45 kg) for a two person lift, and over 150 lb (68 kg) for a three or more person lift.  Keep clear of heavy parts supported only by lifting device.  Failure to follow this warning may cause serious injury or death to personnel. 3. Position new gasket (2) and engine oil pan (3) on engine block (1). 4. Loosely install 28 screws (16) on engine oil pan (3) and engine block (1). 5. Loosely install two new lockwashers (8) and screws (9) on engine oil pan (3) and engine block (1). 6. Install two new lockwashers (6), screws (7), four new lockwashers (4), and screws (5) on engine oil pan (3) and engine front cover.  Torque screws to 23 lb.-ft.  (31 Nom). 7. Torque screws (9 and 16) to 35 lb.-ft.  (47 Nom). 8. Lower and remove hydraulic jack from under engine oil pan (3). 4-72