TM 55-1520-240-23-3
4-140
INSTALL AND RIG POWER TURBINE CONTROL LINKAGE
(Continued)
4-140
17.
Lift switch guard (44) on panel (45). Set left
switch (46) to MANUAL. Set EMERG ENG TRIM
No. 1 switch (47) to INCR for 8 to 10 seconds.
NOTE
Refer to Task 4-137 to install power
turbine limiting stop.
18.
Check pointer (36) on fuel control shaft (2).
Pointer shall contact N2 RPM limiting stop (48).
19.
Have helper set switch (47) to DECR for 8 to 10
seconds.
20.
Check pointer (36). Pointer shall contact MIN
stop (37).
21.
Lower switchguard (44).
4-460
