Wing Anti-Ice Class 3 Faults

TASK 30-11-00-810-805-A
Wing Anti-Ice Class 3 Faults

1. Possible Causes

Wing Anti-Ice System
Wing Anti-Ice Control Valve Filter.

2. Job Set-up Information
A. Referenced Information

REFERENCE	DESIGNATION
AMM 30-11-00-710-001	Operational Test of the Wing Ice-Protection System
AMM 30-11-51-000-002	Removal of the Anti-Ice Valve Filter
AMM 30-11-51-400-002	Installation of the Anti-Ice Valve Filter

3. Fault Confirmation
Subtask 30-11-00-710-054-A

A. Procedure
(1) Examine the ECAM for the Wing Anti-Ice System fault warning.

4. Fault Isolation
Subtask 30-11-00-810-054-A

A. Procedure
(1) If the ECAM shows no Wing Anti-Ice System warning, the CFDS message is spurious, and no maintenance steps are necessary.
(2) If the ECAM shows the Wing Anti-Ice System warning:
(a) Clean or replace the applicable Wing Anti-Ice Control Valve Filter. , AMM 30-11-51-000-002 and AMM 30-11-51-400-002
(b) Do the operational test of the wing anti-ice system, AMM 30-11-00-710-001.
(3) If the fault continues:
(a) Do the trouble shooting procedure related to the maintenance message.

[Rev.8 from Aug 2018] 2026.04.04 04:29:30 UTC