TM 9-2320-361-20 12-47. WATER TANK DISCHARGE VALVE CONTROL LEVERS MAINTENANCE (M50A2, M50A3) (Contd) c. Cleaning and Inspection 1. Refer to para. 2-10 for general cleaning instructions. 2. Refer to para. 2-10 for general inspection instructions. 3. Refer to table below for lever assembly area limits. Table 12-2. M50A2, M50A3 Water Tank Discharge Valve Control Levers Wear Limits. 4. 5. 6. 7. 8. 9. 10. 11. 12. Inspect spacers (9) and (11) for flat spots or wear. Refer to table 12-2, M50A2, M50A3 Water Tank Discharge Valve Control Levers Wear Limits, for measurements. Replace spacers (9) and (11) if not within wear limits. Inspect bushings (8), (10), and (12) for grooves or wear. Refer to table 12-2, M50A2, M50A3 Water Tank Discharge Valve Control Levers Wear Limits, for measurements. Replace bushings (8), (10), and (12) if not within wear limits. Inspect brackets (4), (15), and (13) for cracks or damage. Replace brackets (4), (15), and (13) if cracked or damaged. NOTE Perform steps 7 through 9 if bushings or brackets are damaged or not within wear limits. Press bushings (8), (10), and (12) from brackets (4), (15), and (13). Discard bushings (8), (10), and (12). Install new bushings (8) and (12) in brackets (4) and (13) with press until bushings (8) and (12) ends are flush with brackets (4) and (13). Install new bushings (10) in bracket (15) with press until bushing (10) ends extend .5 in. (12.7 mm) from bracket (15) sides. Inspect levers (3) and (14) for wear, latch, handle, or rod damage. Refer to table 12-2, M50A2, M50A3 Water Tank Discharge Valve Control Levers Wear Limits, for measurements. Replace levers (3) and (14) if not within wear limits. Inspect lever shaft (7) for grooves or wear. Refer to table 12-2, M50A2, M50A3 Water Tank Discharge Valve Control Levers Wear Limits, for measurements. Replace lever shaft (7) if not within wear limits. Inspect spacer bar (16) for cracks or damage. Replace spacer bar (16) if cracked or damaged. 1. Place spacers (9) and (11) on exposed ends of bushings (8), (10), and (12). 2. Install spacer bar (16) on brackets (4), (15), and (13) with three new lockwashers (2) and screws (1). Do not tighten screws (1). 3. Place lever shaft (7) through bracket (4), lever (3), bracket (15), lever (14), and bracket (13), and install with three new lockwashers (6) and screws (5). 4. Tighten three screws (1). 12-74