TM 55-2840-254-23
1-107 TEST ENGINE (AVIM) (Continued)
1-107
NOTE
In the following step, SHP required and % N2 were determined in previous steps a. and b.
c. Using formula, Torque = (SHP Required X 411), determine torque required.
%N2
d. Advance N1 master hydronic control until torque required in preceding step c. is obtained at the
speed determined in preceding step b.
e. Adjust oil pressureas required (Ref. Task 1-110).
NOTE
Oil pressure should be 50 to 90 psig at 80% N1 speed and above 35 psig minimum at 70 to
80% N1 and 20 psig minimum at ground idle speed.
f. Deleted.
All data on page 1-484, including graph, is deleted.
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