Operational Test to Read the CLASS 3 FAULTS.

TASK 30-42-00-710-002-A
Operational Test to Read the CLASS 3 FAULTS.

1. Reason for the Job
To read the CLASS 3 FAULTS
2. Job Set-up Information
A. Referenced Information

REFERENCE	DESIGNATION
TASK 24-41-00-861-002-A	Energize the Aircraft Electrical Circuits from the External Power
TASK 24-41-00-861-002-A-01	Energize the Aircraft Electrical Circuits from the APU
TASK 24-41-00-861-002-A-02	Energize the Aircraft Electrical Circuits from Engine 1(2)
TASK 24-41-00-862-002-A	De-energize the Aircraft Electrical Circuits Supplied from the External Power
TASK 24-41-00-862-002-A-01	De-energize the Aircraft Electrical Circuits Supplied from the APU
TASK 24-41-00-862-002-A-02	De-energize the Aircraft Electrical Circuits Supplied from the Engine 1(2)
TASK 31-32-00-860-007-A	Procedure to Get Access to the SYSTEM REPORT/TEST/ICE & RAIN Page
TASK 31-60-00-860-001-A	EIS Start Procedure
TASK 31-60-00-860-002-A	EIS Stop Procedure

3. Job Set-up
Subtask 30-42-00-865-055-A

A. Make sure that this(these) circuit breaker(s) is(are) closed:

PANEL	DESIGNATION	FIN	LOCATION
** ON A/C ALL
122VU	ANTI ICE/WINDOWS/R	4DG2	W14
122VU	ANTI ICE/WHC/2	5DG2	W13
122VU	ANTI ICE/WINDOWS/L	4DG1	X14
122VU	ANTI ICE/WHC/1	5DG1	X13
123VU	ANTI ICE/L/WHSLD	1DG1	AF10
123VU	ANTI ICE/R/WHSLD	1DG2	AF03

Subtask 30-42-00-941-053-A

B. Aircraft Maintenance Configuration
(1) On the AIR control panel 25VU:

make sure that the PROBE/WINDOW HEAT pushbutton switch is released.

Subtask 30-42-00-861-051-A

C. Energize the aircraft electrical circuits (Ref. AMM TASK 24-41-00-861-002).

Subtask 30-42-00-860-051-A

D. Aircraft Maintenance Configuration
(1) Do the EIS start procedure (upper ECAM DU and lower ECAM DU only)
(Ref. AMM TASK 31-60-00-860-001)
(2) On one MCDU, get the SYSTEM REPORT/TEST ICE & RAIN page (Ref. AMM TASK 31-32-00-860-007).

4. Procedure
Subtask 30-42-00-710-051-A

A. Operational Test to Read the CLASS 3 FAULTS

ACTION	RESULT
1.On the MCDU, on the ICE & RAIN menu page: Push the line key adjacent to the WINDOW HEAT CMPTR 1(2) indication.	The MCDU shows the WIND HEAT 1(2) menu.
2.Push the line key adjacent to the CLASS 3 FAULTS indication.	The MCDU shows NO FAULT.
3.On the MCDU, push the line select key adjacent to the RETURN indication until the CFDS menu page comes into view.

5. Close-up
Subtask 30-42-00-860-056-A

A. Put the aircraft back to its initial configuration.
(1) Do the EIS stop procedure
(Ref. AMM TASK 31-60-00-860-002)

Subtask 30-42-00-862-051-A

B. De-energize the aircraft electrical circuits (Ref. AMM TASK 24-41-00-862-002).

[Rev.10 from 2021] 2026.04.01 00:30:56 UTC