INSPECT SCAVENGE BLOWER IMPELLER FOR WEAR
Inspectors Tool Kit, NSN 5180-00-323-5114
Blade Erosion Gage (T190)
Perform the inspection below after
50 hours of operation under normal
conditions and more frequently under
high dust conditions.
Check blades of scavenge blower impeller for
wear using blade erosion gage (T190).
Check clearance at leading edge of each
blade using larger end of gage. The gage
shall not pass between blower housing and
leading edge of blade.
Check clearance at center of each blade
using smaller end of gage. The gage shall
not pass between blower housing and center
point of blade.
Check impeller blades and blower housing for
any unusual wear patterns, crack, or other
END OF TASK