TM 55-2840-254-23
1-107 TEST ENGINE (AVIM) (Continued)
1-107
Adjust compressor air-bleed speed adjustment screw (1) as required.
NOTE
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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