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 THREADED INSERT REPLACEMENT 0030 00 REMOVAL (Continued) C 6 5 4. Remove lock-ring type insert (4). B a. Using portable electric drill and drill bit (5), drill through lock-ring (6) and neck (A) of insert (4). A 4 b. Drill to existing counterbore depth (B). c. Remove all serration interlocks (C) on lock-ring (6) and neck of insert (4). d. Drive screw extractor (7) through lock-ring (6) into insert (4). 7 b. Using screw extractor (7), unscrew insert (4). Lock-ring (6) will be forced out with insert (4). 6 4 CLEANING WARNING Compressed air can injure you and others. Do not aim air at personnel. Do not use more than 30 psi. Always wear goggles. Cleaning solvent is mildly toxic. Solvent evaporates and both the fumes and liquid are flammable. See Warning in front of Manual. 1. See Work Package 0028 for Standard Cleaning Procedures. 2. Clean component (8) threads. a. Lubricate thread cutting tap (9) with engine oil (item 21, WP 0173). b. Using tap wrench and thread cutting tap (9) (item 120, WP 0176), clean component (8) threads by slowly turning tap in and out of component threads. 9 8 c. Flood with cleaning solvent (item 8, WP 0173), then use compressed air to blow dirt and any loose metal chips out of component (8) threads. WP 0030 00-2