1-107 TEST ENGINE (AVIM) (Continued)
Adjust compressor air-bleed speed adjustment screw (1) as required.
One complete turn counterclockwise wiII increase N1 speed for fulI
closure by 5 percent.
f. Set ground idle and be certain bleed band is open. If bleed band is not open, it is necessary to retrim
bleed band to upper closure limit or troubleshoot to determine cause. (Ref. Task 1-48).
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