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 CLEAN AIR SYSTEM TROUBLESHOOTING 0026 00 MALFUNCTION 2: Abnormal operation of dust ejector system (air cleaner requires cleaning too often). PROBABLE CAUSE CORRECTIVE ACTION a. Restricted air cleaner (air cleaner restriction indicators have reached 30 inches H 2 O). (1) Service air cleaner, refer to pertinent vehicle technical manual. b. Leak in vehicle exhaust dust ejector system due to loose or missing clamps or damaged hoses and gaskets. (1) Inspect, clean, tighten, and replace parts as necessary. Refer to pertinent vehicle technical manual. c. Submergence exhaust pipe cap assembly flapper restricting scavenge tube opening due to flapper hinge pin worn or broken. (1) Replace as necessary. Refer to pertinent vehicle technical manual. d. Submergence exhaust pipe cap assembly flapper in restricting tube opening due to water freezing flapper in closed position. (1) Repair or replace as necessary. Refer to pertinent vehicle technical manual. e. Scavenge system not functioning due to punctured or damaged tubes. (1) Repair or replace as needed. f. Exhaust dust ejector nozzle worn or damaged due to operation, installation, or disassembly. (1) Repair or replace as needed. MALFUNCTION 3: Low power and excessive black smoke. PROBABLE CAUSE CORRECTIVE ACTION a. Leak in engine air induction system or defective turbosupercharger. (1) Inspect engine air induction system and clean, tighten, or replace parts as necessary (WP 0037, Induction Leak Test). b. Restricted air cleaner (air cleaner restriction indicators have reached 30 inches H 2 O). (1) Service air cleaners, refer to pertinent vehicle technical manual. END OF WORK PACKAGE WP 0026 00-3 (4 blank)