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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
(1) Repair or replace as necessary, refer to
cam arm pins worn or broken.
pertinent vehicle technical manual.
(1) Inspect engine turbosupercharger and
h. Leak in engine induction system
manifold system. Clean, tighten, or
(turbosupercharger compressor housing and
replace parts as necessary (WP 0037,
engine air induction manifold).
Induction Leak Test).
i. Oil leakage from turbosupercharger
(1) Repair turbosupercharger as shown in
compressor side bearing and seal.
TM 9-2990-205-34&P, and TM 9-2990-
206-34&P, or replace turbosupercharger
Replacement). (WP 0100 for 2DR)
j. Ingestion of re-circulated smoke/fuel caused (1) Repair or replace as needed.
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.
L. Air cleaner filter damaged or punctured due (1) Service air cleaner; refer to pertinent
vehicle technical manual.
to installation, disassembly, or foreign
objects.
WP 0026 00-2
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