A. Get Access
(1)
Put the access platform in position at the access door 822.
(2)
Open the access door 822.
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(3) On the battery power center 105VU:
-loosen the two screws and remove the protective cover.
Subtask 34-14-00-865-055
B. Make sure that this(these) circuit breaker(s) is(are) closed:
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------49VU L/G/LGCIU/SYS1/NORM 1GA C09 49VU NAV PROBES/ADIRU3/PWR/SWTG 8FP F09 49VU NAV PROBES/ADIRU 1/AND AOA 1/26VAC 5FP1 F07 49VU NAV PROBES/ADIRU1/115VAC 4FP1 F06
105VU ADIRS/ADIRU1/28VDC 6FP1 C02
**ON A/C 001-049, 051-061, 101-105, 201-203,
121VU ADIRS/ADIRU/2PWR/SHED 10FP N11 121VU ADIRS/ADIRU/3PWR/SWTG 9FP N10 121VU ADIRS/ADIRU/2/26VAC AND AOA 5FP2 N09 121VU ADIRS/ADIRU/3/26VAC AND AOA 5FP3 N08 121VU ADIRS/ADIRU/2/115VAC 4FP2 N07 121VU ADIRS/ADIRU/3/115VAC 4FP3 N06 121VU ADIRS/ADIRU/2/28VDC 6FP2 N05 121VU ADIRS/ADIRU/3/28VDC 6FP3 N04
**ON A/C ALL
121VU HYDRAULIC/LGCIU/SYS2 2GA Q35
121VU HYDRAULIC/LGCIU/SYS1/GRND SPLY 52GA Q34
R **ON A/C 062-099, 106-149, 151-199, 204-299, 301-399, 401-499,
121VU ADIRS/ADIRU/2PWR/SHED 10FP N10 121VU ADIRS/ADIRU/3PWR/SWTG 9FP N09 121VU ADIRS/ADIRU/2/26VAC AND AOA 5FP2 N08 121VU ADIRS/ADIRU/3/26VAC AND AOA 5FP3 N07 121VU ADIRS/ADIRU/2/115VAC 4FP2 N06 121VU ADIRS/ADIRU/3/115VAC 4FP3 N05 121VU ADIRS/ADIRU/2/28VDC 6FP2 N04 121VU ADIRS/ADIRU/3/28VDC 6FP3 N03
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Subtask 34-14-00-865-056
C. Open, safety and tag this(these) circuit breaker(s):
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------49VU AUTO FLT/FAC1/28VDC 5CC1 B04 105VU ELEC/CSM/G /EV AUTO/SPLY 7XE C01 121VU AUTO FLT/FAC2/28VDC 5CC2 M19
**ON A/C ALL
Subtask 34-14-00-860-057
D. Aircraft Maintenance Configuration
(1)
Energize the aircraft electrical circuits (Ref. TASK 24-41-00-861-002).
(2)
Do the EIS start procedure (Ref. TASK 31-60-00-860-001).
(3)
On the ADIRS CDU, make sure that the three OFF/NAV/ATT selector switches are at OFF.
(4)
On the FCU, on the CAPT and F/O EFIS control sections, set the mode selector switch to the ROSE-NAV .
(5)
On one MCDU, get the SYSTEM REPORT/TEST/NAV page.
(Ref. TASK 31-32-00-860-010)
(6)
Put thesafety barriers in position around the RAT area.
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4. Procedure
_________ Subtask 34-14-00-710-055
A. Operational Test of the Attitude/Heading (ATT/HDG) Comparison Warning
-------------------------------------------------------------------------------ACTION RESULT -------------------------------------------------------------------------------
1.
On the ADIRS CDU, set the OFF/NAV/ATT selector switches related to the IR1 and IR2 to NAV.
2.
Align the two ADIRUs (IR) (Ref. TASK 34-10-00-860-004). After approximately 5 minutes, the CAPT and F/O NDs show the heading dial.
3.
On the MCDU, on the NAV page:
-
push the line key adjacent to the IR1 indication
-
push the line key adjacent to the INTERFACE TEST indication
- on the keyboard push the NEXT PAGE function key.
-
push the line key adjacent to the START TEST indication
On the MCDU:
The IR1 page comes into view.
The IR1 INTERFACE TEST 1/2 page comesinto view.
The IR1 INTERFACE TEST 2/2 page comesinto view.
After two seconds :
-
the CAPT PFD shows this position : ROLL 45. Right. PITCH 5. Up.
-
the CAPT ND shows this position : HDG 15..
NOTE : Only the test values used for
____ comparison in the FWC are shown.
On the CAPT and F/O PFDs, the CHECK ATT indication flashes during a short time then stays stable On the CAPT and F/O NDs, the CHECK HDG indication comes into view
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-------------------------------------------------------------------------------
ACTION RESULT
-------------------------------------------------------------------------------On the upper ECAM display unit, these indications come into view :
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