TM-9-2320-361-24-2 Field Maintenance Manual Volume 2 for M44A2 Series Trucks
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TM 9-2320-361-24-2 0264 00 0264 00-3 DISCHARGE VALVE CONTROL LEVERS MAINTENANCE (M49A2C) (Contd) CLEANING AND INSPECTION (Contd) 5. Inspect lever arms (14) and (21) for wear, cracks, or pin hole damage. Refer to table 1, M49A2C Discharge Valve Control Lever Wear Limits, for measurements. Replace lever arms (14) and (21) if not within wear limits. 6. Inspect cams (13) and (20) for cracks or broken tabs. Replace cams (13) and (19) if cracked or tabs are broken. 7. Inspect rollers (11) and (18) for flat spots or wear. Refer to table 1, M49A2C Discharge Valve Control Lever Wear Limits, for measurements. Replace rollers (11) and (18) if not within wear limits. 8. Inspect brackets (5), (30), and (23) for cracks or damage. Replace brackets (5), (30), and (23) if cracked or damaged. 9. Inspect installed bushings (10), (24), and (29) for grooves or wear. Refer to table 1, M49A2C Discharge Valve Control Lever Wear Limits, for measurements. Replace bushings (10), (24), and (29) if not within wear limits. NOTE Perform steps 10 through 12 if bushings or brackets are damaged or not within wear limits. 10. Press bushings (10), (24), and (29) from brackets (5), (23), and (30). 11. Install bushings (10) and (24) in brackets (5) and (23) with press until bushings (10) and (24) ends are flush with inward side surface of brackets (5) and (23). 12. Install bushing (29) in bracket (30) with press until bushing (29) ends extend 0.5 in. (12.7 mm) from bracket (30) sides. 13. Inspect levers (4) and (28) for wear, latch, handle, or rod change. Refer to table 1, M49A2C Discharge Valve Control Lever Wear Limits, for measurements. Replace levers (4) and (28) if not within wear limits. 14. Inspect lever shaft (8) for grooves or wear. Refer to table 1, M49A2C Discharge Valve Control Lever Wear Limits, for measurements. Replace lever shaft (8) if not within wear limits. 15. Inspect springs (22) and (31) for distorted or broken coils. Replace springs (22) and (31) if distorted or coils are broken. 16. Inspect spacer bar (1) for cracks or damage. Replace spacer bar (1) if cracked or damaged. 17. Inspect six screws (2) and (6) and two setscrews (12) and (19). Replace screws (2) and (6) and setscrews (12) and (19) if threads are damaged. 23 22 20 19 18 16 15 14 17 13 12 27 26 25 24 29 28 30 31 10 9 8 7 6 5 4 3 2 1 11 21