TM 1-1520-240-MTF
2-4
PRIOR TO MAINTENANCE TEST FLIGHT (CONT.)
Before Interior Check (Cont.)
NOTE
After work has been done on the flight controls
system, the DASH actuator should be set to 36.0
inches
and
electrically
disconnected.
A
mechanical rig check is not required if no
adjustment has been made to flight controls or the
pitch links.
13. Neutral Rig Check — After Phase Maintenance
inspection or flight control maintenance. Set
DASH actuator to 36 inches for mechanical rig
if required. Disconnect electrical connectors
from DASH actuator.
14. Flight Controls — Neutral, THRUST. ground
detent.
(If
Neutral
Rigging
Check
not
performed).
15. Flight control looseness — Check. See Section
IV.
16. 712 No. 1 and/or No. 2 engine(s) N1 and/or N2
rigging — Check as required. Including
emergency beep actuator movement maximum
6 seconds from minimum to maximum stop.
Refer to TM 55-1520-240-23.
17. HF Radio Setup (AN/ARC-220) — Turn Radio
Set function switch to STBY and allow system to
go thru self tests. “SYSTEM TESTING” is
displayed during test and “SYSTEM-GO” if
system passes.
18. Perform data and key fills and setup as
necessary. “LOADING” is displayed during and
“LOAD COMPLETE” after successful fill.
19. Turn HF radio OFF.
