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 1: (Continued) Abnormal operation of dust detector system (power plant warning lamp and dust detector warning lamps ON, with pressure switch plunger(s) visible). PROBABLE CAUSE CORRECTIVE ACTION f. Defective wiring harness. (1) Inspect electrical leads for broken wire or damaged connectors. Check for continuity using a voltmeter. Replace defective cable assembly (WP 0067, Dust Detector Harness Replacement). g. Air cleaner access door seals damaged or cam arm pins worn or broken. (1) Repair or replace as necessary, refer to pertinent vehicle technical manual. h. Leak in engine induction system (turbosupercharger compressor housing and engine air induction manifold). (1) Inspect engine turbosupercharger and manifold system. Clean, tighten, or replace parts as necessary (WP 0037, Induction Leak Test). i. Oil leakage from turbosupercharger compressor side bearing and seal. (1) Repair turbosupercharger as shown in TM 9-2990-205-34&P, and TM 9-2990- 206-34&P, or replace turbosupercharger (WP 0099 Turbosupercharger Assembly Replacement). (WP 0100 for 2DR) j. Ingestion of re-circulated smoke/fuel caused by missing/broken air cleaner access door seals or components. (1) Repair or replace as needed. k. Ingestion of re-circulated exhaust smoke caused by missing/broken air cleaner access door seals or components. (1) Repair or replace as needed. L. Air cleaner filter damaged or punctured due to installation, disassembly, or foreign objects. (1) Service air cleaner; refer to pertinent vehicle technical manual. WP 0026 00-2