TM-9-2815-220-24 Maintenance Manual for AVDS-1790-2CA AVDS-1790-DA and AVDS-1790-2DR Engines Download
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TM 9-2815-220-24 COOLING FAN INSPECTION 0053 00 THIS WORK PACKAGE COVERS: Inspection and Repair INITIAL SETUP: Tools: Fan rotor gauge (item 43, WP 0176) General mechanic’s tool kit (item 121, WP 0176) Magnifier (item 73, WP 0176) Personnel Required: Track Vehicle Repairer (1) 63H10 Equipment Conditions: Engine removed from vehicle and placed on a flat stationary surface Fan vanes removed (WP 0054) INSPECTION WARNING Do not file, sand, or otherwise remove metal from fan blades since this will disturb the balance of the fan. An unbalanced fan could explode causing serious injury or death to personnel. Any repair of a fan blade must be done at Depot. Gauge Leading Edge Trailing Edge 1. Inspect fan blades for erosion. a. Place fan rotor gauge (item 43, WP 0176) on the top surface of any suspect blade, with the tabs in contact with the trailing edge. b. If the blade is eroded to the extent that the gauge hides any part of the leading edge of the blade, the fan must be replaced. WP 0053 00-1