DOC AIRBUS | TSM A320FLoss of the Roll Signal on the CAPT Side Stick for the SEC 1
TASK 27-94-00-810-801-A
Loss of the Roll Signal on the CAPT Side Stick for the SEC 1
1. Possible Causes
2. Job Set-up Information
A. Referenced Information
3. Fault Confirmation
Subtask 27-94-00-860-080-A
Subtask 27-94-00-810-050-B
[Rev.8 from Aug 2018]
2026.04.04 04:28:11 UTC
Loss of the Roll Signal on the CAPT Side Stick for the SEC 1
1. Possible Causes
2. Job Set-up Information
A. Referenced Information
| REFERENCE | DESIGNATION |
|---|---|
| TSM TASK 27-94-00-810-906-A | Loss of the Roll Signal on the CAPT Side Stick for the SEC 1 (New-Generation Side-Stick Unit) |
| ASM 279213 | |
| AMM 27-92-41-000-002 | Removal of the Transducer Units |
| AMM 27-92-41-400-002 | Installation of the Transducer Units |
| AMM 27-92-41-860-801 | Identification of the Side Stick Installed on the Aircraft |
| AMM 27-94-34-000-001 | Removal of the SEC |
| AMM 27-94-34-400-001 | Installation of the SEC |
| AMM 27-96-00-710-020 | Operational Test of the Side Stick Assembly (Activation for the BITE Test) |
| AMM 27-96-00-740-001 | BITE Test of the EFCS (Ground Scanning) |
Subtask 27-94-00-860-080-A
A. Side Stick Identification
(1) Do the identification of the side stick installed on the aircraft AMM 27-92-41-860-801:
(a) If a new-generation side stick is installed on the aircraft, refer to the trouble shooting procedure (Ref. TSM TASK 27-94-00-810-906).
(b) If the side stick installed on the aircraft is not a new-generation side stick, continue this procedure.
Subtask 27-94-00-700-050-A (1) Do the identification of the side stick installed on the aircraft AMM 27-92-41-860-801:
(a) If a new-generation side stick is installed on the aircraft, refer to the trouble shooting procedure (Ref. TSM TASK 27-94-00-810-906).
(b) If the side stick installed on the aircraft is not a new-generation side stick, continue this procedure.
B. Test
(1) Do the operational test of the side stick assembly (activation for the BITE test) AMM 27-96-00-710-020.
(2) Do the BITE test of the EFCS (Ground Scanning) AMM 27-96-00-740-001.
4. Fault Isolation(1) Do the operational test of the side stick assembly (activation for the BITE test) AMM 27-96-00-710-020.
(2) Do the BITE test of the EFCS (Ground Scanning) AMM 27-96-00-740-001.
Subtask 27-94-00-810-050-B
A. If the BITE test gives the maintenance message:
SEC1 OR INPUT OF CAPT ROLL CTL SSTU 4CE1
Subtask 27-94-00-700-051-A SEC1 OR INPUT OF CAPT ROLL CTL SSTU 4CE1
- replace the SSTU-ROLL CTL, CAPT [4CE1] , AMM 27-92-41-000-002 and AMM 27-92-41-400-002.
- replace the SEC-1 [1CE1] , AMM 27-94-34-000-001 and AMM 27-94-34-400-001.
- do a check and repair the
wiring from the SEC 1 (1CE1) to the SSTU (4CE1) , ASM 279213.
B. Do the operational test and the BITE test given in Para. 3.