TM 55-1520-240-23-3
4-140
INSTALL AND RIG POWER TURBINE CONTROL LINKAGE (Continued)
4-140
6.
Have helper set ENGINE BEEP TRIM NO. 1
& 2 switch (16) to RPM INCREASE for 3 to 5
seconds. Check that N2 actuator shaft (17)
moves clockwise.
7.
Have helper set switch (16) to RPM DECREASE
until shaft (17) stops turning.
8.
Install bolt (18) and washer (19) in lever (20).
Slide lever (20) into position on shaft (17). Make
sure index mark (21) on lever aligns with index
mark (22) on bracket (23), within one tooth on
spline (24).
9.
Install washer (25) and nut (26). Torque nut to
35 inch-pounds.
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