TM 1-1520-238-T-7
11–295
11–64. DASE ENGAGE PANEL NO-GO PLT COMPARTMENT – APPEARS ON HOD (cont)
11–64
10. (ACB) Detach filter adapter A706. Check for
open through pin A706–120.
Does open exist?
YES
Replace filter adapter
(TM 1-1520-238-23).
NO
Replace DASEC
(TM 1-1520-238-23).
11. On pilot ASE panel, set YAW switch to on.
Does YAW switch stay engaged?
YES
Go to step 14.
NO
Go to step 12.
12. With YAW switch held to the on position, check
for 28 VDC at P688–118.
Is voltage present?
YES
Go to step 17.
NO
Go to step 13.
13. Check for open between P688–118 and
P170–A5.
Does open exist?
YES
Repair open wire.
Go to paragraph 11–23.
NO
Replace pilot ASE panel
(TM 1-1520-238-23).
14. On pilot ASE panel, hold ATTD/HOVER HOLD
switch to on.
Does ATTD/HOVER HOLD switch stay
engaged?
YES
Go to step 15.
NO
Go to step 16.
15. On pilot ASE panel, move BUCS TST switch to
PLT, CPG, and center position. Check that
BUCS ON indicators on the pilot and CPG
caution/warning panels light.
Are BUCS ON indicators lighted?
YES
Replace DASEC
(TM 1-1520-238-23).
NO
Go to paragraph 11–52.
16. With ATTD/HOVER HOLD switch held to on
position, check for 28 VDC at P688–119.
Is voltage present?
YES
Go to step 19.
NO
Go to step 17.
17. Check for open between P688–119 and
P170–B9.
Does open exist?
YES
Repair open wire.
Go to paragraph 11–23.
NO
Replace pilot ASE panel
(TM 1-1520-238-23).
18. Check for open between P683–121 and
P170–A9.
Does open exist?
YES
Repair open wire.
Go to paragraph 11–23.
NO
(ACA) Replace DASEC
(TM 1-1520-238-23).
(ACB) Go to step 21.
19. Check for open between P170–B8 and
P683–122.
Does open exist?
YES
Repair open wire.
Go to paragraph 11–23.
NO
(ACA) Replace DASEC
(TM 1-1520-238-23).
(ACB) Go to step 20.
20. (ACB) Detach filter adapter A706. Check for
open through pin A706–122.
Does open exist?
YES
Replace filter adapter
(TM 1-1520-238-23).
NO
Replace DASEC
(TM 1-1520-238-23).
