Failure of the Roll Side Stick Transducer Unit Potentiometer

TASK 27-93-00-810-939-A
Failure of the Roll Side Stick Transducer Unit Potentiometer

1. Possible Causes

ELAC-1 [2CE1]
SSTU-ROLL CTL, CAPT [4CE1]
SSTU-ROLL CTL, F/O [4CE2]

2. Job Set-up Information
A. Referenced Information

REFERENCE	DESIGNATION
TSM TASK 27-93-00-810-986-A	Failure of the Roll Side Stick Transducer Unit Potentiometer (New-Generation Side-Stick Unit)
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 27-93-34-000-001	Removal of the ELAC
AMM 27-93-34-400-001	Installation of the ELAC

3. Fault Confirmation
Subtask 27-93-00-860-108-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 unit installed on the aircraft, refer to the trouble shooting procedure (Ref. TSM TASK 27-93-00-810-986).
(b) If the side stick installed on the aircraft is not a new-generation side-stick unit, continue this procedure.

Subtask 27-93-00-700-175-A

B. Test
(1) Not applicable, you cannot confirm this fault on the ground.

4. Fault Isolation
Subtask 27-93-00-810-194-B

A. If the post flight report gives the maintenance message:
ELAC1

replace the ELAC-1 [2CE1] AMM 27-93-34-000-001 and AMM 27-93-34-400-001.
during the subsequent flights, if this message is shown again, replace the SSTU-ROLL CTL, CAPT [4CE1] AMM 27-92-41-000-002 AMM 27-92-41-400-002
during the subsequent flights, if this message is shown again, replace the SSTU-ROLL CTL, F/O [4CE2] AMM 27-92-41-000-002 AMM 27-92-41-400-002

[Rev.8 from Aug 2018] 2026.04.04 04:28:07 UTC