TM-9-2815-200-35 Maintenance Manual for AVDS-1790-2M AVDS-1790-2A and AVDS-1790-2AM Engines Download
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section of the container (fig. 8-9) for cracked mounting flanges, bent or stripped studs. Inspect vibration damper mounts for cracks, tears or separation of bonding between metal and rubber. Inspect container skids for splits or cracks. Minor checks and dents are acceptable if serviceable is not affected. Check the gaskets and discard if permanently deformed. Check humidity indicator (fig. 8-7) and discard if pink discoloration is evident. Pressure test relief valve to be sure valve functions properly. Apply a soap solution to the valve and replace any valve that does not open with a gage reading of seven to ten psi. Figure 8-9. Interior of lower section of engine container. c. Repair. distortions in flanges that would affect proper (1) Straighten all dents which would in- alinement. terfere with required clearance, i.e., ap- (3) Replace broken mounting brackets or proximately three to four inches of clearance repair cracks by welding. Remove weld splatter. between component and inside surface of (4) Replace vibration damper mounts if container. Weld all cracks and defective welding. there is evidence of cracks, tears, or separation of Remove weld splatter. bonding between metal and rubber. Do not use (2) Straighten or repair bends and mounts over five years old unless a represen- 8-15