(b)
 Simulate FIRE on loops A and B (Simulate normal condition).

 (c)
 CONTAMINATION FAULT A, then simulate FIRE B (Simulate normal condition).

 (d)
 CONTAMINATION FAULT B, then simulate FIRE A (Simulate normal condition).

 (e)
 Check loops A and B for normal condition.

 (f)
 Simulate normal FIRE A and B. After 26 seconds, when A is faulty, simulate contamination fault B (Simulate normal condition).

 (g)
 Check loops A and B for normal condition.

 (h)
 Simulate normal FIRE B and A. After 26 seconds, when B is faulty, simulate contamination fault A (Simulate normal condition).

 (i)
 Check loops A and B for normal condition.

 (j)
 Simulate INTEGRITY FAULT on loop A then on B, 4 seconds later and check power supplies, filaments and low pressure contacts of fire extinguisher bottles (Simulate normal condition).

 (k)
 Simulate CONTAMINATION FAULT on loop A and CONTAMINATION FAULT on loop B 6 seconds later. Simulate normal condition.

 (l)
 END OF TEST. Check loops A and B for normal condition.

R 1EFF : 106-149, 155-199, 208-299, 301-399, 1 26-12-00Page 30 1401-499, 1Aug 01/05 1 1 1CES 1

 (3) The list of maintenance messages sent to the CFDIU by the FDU is as follows:
 -------------------------------------------------------------------------------MAINTENANCE MESSAGES CLASS INT/EXT ATA REF -------------------------------------------------------------------------------
CHECK ENG (*) FIRE LOOP A 1 INT 26-12-15 CHECK ENG (*) FIRE LOOP B 1 INT 26-12-15 CHECK FDU ENG (*) CHAN B SUPPLY 1 INT 26-12-00 CHECK FDU ENG (*) LOOP A WARN CKT 1 INT 26-12-00 CHECK FDU ENG (*) LOOP B WARN CKT 1 INT 26-12-00 CHECK FDU ENG (*) FIRE A WARN CKT 1 INT 26-12-00 CHECK FDU ENG (*) FIRE B WARN CKT 1 INT 26-12-00 CHECK FDU ENG (*) LGCIU INTFC 3 EXT 26-12-00 CHECK FDU ENG (*) PIN PROG 3 INT 26-12-00 CHECK FDU PIN PROG 3 INT 26-10-00 FDU ENG (*) 1 INT 26-12-34 POWER SUPPLY INTERRUPT 1 EXT 24-00-00 CHECK CFDIU/FDU ENG (*) INTFC 3 EXT 31-32-34 CHECK ENG (*) FIRE LOOP A + LOOP B 1 EXT 26-12-15 CHECK FDU ENG (*) FIRE TEST 1 EXT 26-12-00 PB SW/FDU ENG (*)
 -------------------------------------------------------------------------------
* = 1 (2) for engine 1 (2)
 NOTE : When the failure occurs on the ground, GND precedes the
____
 maintenance message.

 **ON A/C 001-049, 051-060, 101-101,
 (4) FDU Power-up Test
 (a) Conditions of Power-up Test Initialisation
 1 Necessary Computer de-energization Time:
_ -200 ms.
 2 A/C configuration:
_
 -whatever the A/C configuration on the ground.
 (b) Progress of Power-up Test
 1 Duration:
_
 -57 sec.
R 1EFF : 001-049, 051-060, 101-101, 106-149, 1 26-12-00Page 31 1155-199, 208-299, 301-399, 401-499, 1Aug 01/05 1 1 1CES 1 2 Cockpit repercussions directly linked to power-up test

_ accomplishment (some other repercussions may occur depending on the A/C configuration but these can be disregarded):
 -ENG 1 (2)/APU FIRE panel: . FIRE handle is flashing four times
 (c) Results of Power-up Test
 1 Test passed:

_
 -no message
 2 Test failed:

_
 -no message R **ON A/C 106-149, 155-199, 208-299, 301-399, 401-499,
 (4) FDU Power-up Test
 (a) Conditions of Power-up Test Initialisation 1 Necessary Computer de-energization Time:
_
 -200 ms.
 2 A/C configuration:

_
 -whatever the A/C configuration on the ground.
 (b) Progress of Power-up Test
 1 Duration:

_
 -5 sec. 2 Cockpit repercussions directly linked to power-up test
_ accomplishment (some other repercussions may occur depending on the A/C configuration but these can be disregarded):
 -ENG 1 (2)/APU FIRE panel: . FIRE handle is flashing four times.
 (c) Results of Power-up Test
 1 Test passed:

_
 -no message.
 2 Test failed:

_
 -MASTER CAUT ON with single chime,
 -ECAM warning: . ENG 1 (2) (APU) FIRE DET FAULT
R 1EFF : 001-049, 051-060, 101-101, 106-149, 1 26-12-00Page 32 1155-199, 208-299, 301-399, 401-499, 1Aug 01/05 1 1 1CES 1 -ECAM STATUS page: . FIRE DET 1 (2) (APU) INOP

R 1EFF : 106-149, 155-199, 208-299, 301-399, 1 26-12-00Page 33 1401-499, 1Aug 01/05 1 1 1CES 1

 ENGINE FIRE AND OVERHEAT DETECTION - ADJUSTMENT/TEST
____________________________________________________ TASK 26-12-00-710-001 R Operational Check of Loop/Squib
 1.
 Reason for the Job
　
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