TM 5-2420-231-23-1
0014
Table 1. Engine Has Excessive Blue Smoke - Continued.
014
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
6. Remove turbocharger engine oil
No Blockage - Proceed to step 7.
Engine Has Excessive Blue
return pipe (Figure 4, Item 3)
Blockage Present - Clean or replace
Smoke - Continued
(WP 0125) and inspect pipe for
engine oil return pipe (WP 0125) and
kinks, damage, or blockage pre-
replace turbocharger (WP 0119).
venting free flow of engine oil.
Proceed to step 9.
7. Install muffler (WP 0103).
8. Install clamp (Figure 4, Item 1) and
air inlet hose (Figure 4, Item 4) on
turbocharger (Figure 4, Item 2).
Figure 4. Turbocharger and Oil Return Pipe.
0014
9. Start and operate machine at vari-
No Smoke Observed -
ous speeds and loads. Observe
Troubleshooting complete.
exhaust output and verify that
Blue Smoke Observed - Repeat
there is no blue smoke.
troubleshooting from the beginning.
END OF WORK PACKAGE
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