TM 1-1520-238-T-7
11123
1116.
TRIM CIRCUIT BREAKER DOES NOT STAY CLOSED FORCE TRIM ON (cont)
1116
6. Check for short between P488A14 and ground.
Does short exist?
YES
Go to step 7.
NO
Go to step 8.
7. Detach J1047. Check for short between
P488A14 and ground.
Does short exist?
YES
Repair shorted wire between
P488A14 and J1047A.
Go to paragraph 1112.
NO
Replace pilot lateral (roll) trim
magnetic brake
(TM 1-1520-238-23).
8. Check for short between P488A13 and ground.
Does short exist?
YES
Go to step 9.
NO
Go to step 10.
9. Detach J1049. Check for short between
P488A13 and ground.
Does short exist?
YES
Repair shorted wire between
P488A13 and J1049A.
Go to paragraph 1112.
NO
Replace pilot longitudinal (pitch)
trim magnetic brake
(TM 1-1520-238-23).
10. Check for short between P441A14 and ground.
Does short exist?
YES
Go to step 11.
NO
Go to step 12.
11. Detach J1048. Check for short between
P441A14 and ground.
Does short exist?
YES
Repair shorted wire between
P441A14 and J1048A. Go to
paragraph 1112.
NO
Replace pilot directional (yaw)
trim magnetic brake
(TM 1-1520-238-23).
12. Check for short between P423B6 and ground.
Does short exist?
YES
Go to step 13.
NO
Go to step 14.
13. Detach J118. Check for short between P423B6
and ground.
Does short exist?
YES
Repair shorted wire between
P423B6 and J1186.
Go to paragraph 1112.
NO
Replace CPG cyclic stick
(TM 1-1520-238-23).
14. Detach P686 and J113. Check for short
between:
P423B7 and ground,
J113A5 and ground.
Does short exist?
YES
Repair shorted wire between:
P423B7 and J113A9,
J113A5 and P686117.
Go to paragraph 1112.
NO
Go to step 15.
15. Check for short between (A401)P113A9 and
ground.
Does short exist?
YES
Replace pilot cyclic stick
(TM 1-1520-238-23).
NO
Replace DASEC
(TM 1-1520-238-23).
END OF TASK
