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 FUEL/WATER SEPARATOR OPERATION TESTS 0042 00 WP 0042 00-4 TESTS (Continued) 2. Test automatic drain valve (13) operation. NOTE It may be necessary to unseat sensor probes (14, 15) by tapping upward on edge of sensor retaining nut. A red band identifies top sensor probe and it is also the longer of the two probes. a. Remove both sensor probes (14,15). b. Remove both sensor fittings (16). c. Replace sensor fittings with two 1/8-27 pipe plugs (17) (item 83, WP 0176). d. Refill fuel/water separator (1) with clean fuel (item 12, WP 0173) to approximately half full. 15 14 16 17 16 17 1 1 13