Loosen clamp and remove inlet hose from turbocharger (WP 0121).
Inspect impeller for cracks.
The impeller should spin freely.
· Acceptable impeller shaft end play is 0.001-0.04 inches (0.03-0.10 mm).
· Acceptable impeller shaft radial play is 0.003-0.006 inches (0.08-0.15 mm).
Measure impeller shaft play.
If impeller is restricted, perform the following:
Install hose on turbocharger and tighten clamp (WP 0121).
Close left-side door assembly (TM 5-3895-379-10).
If turbocharger impeller is cracked, does not spin freely, or has too much shaft play, replace
If turbocharger impeller is OK, install inlet hose on turbocharger and tighten clamp
(WP 0121). Notify supervisor that engine is sluggish.
Figure 4. Turbocharger.
END OF WORK PACKAGE