(d)  
The yellow L and R ENG OVHT lights, on P8, come on.

 (e)  
The EICAS messages L and R ENGINE FIRE show on the top display.

 (f)  
The EICAS messages L and R ENG OVHT show on the top display.

 (g)  
The red master WARNING lights, on P7, come on.

 (h)  
The yellow master CAUTION lights, on P7, come on.

 (i)  
The fire bell is heard.

 (j)  
The caution annunciation is heard.

 S 754-019
 (14)
 Push the ECS MSG switch as necessary to see subsequent EICAS pages and make sure these EICAS messages show on the bottom display:

 (a)  
L TURB OH DET 1 and 2

 (b)  
R TURB OH DET 1 and 2

 (c)  
L STRUT OH DET 1 and 2

 (d)  
R STRUT OH DET 1 and 2

 (15)
 Release the switch.

 S 754-020
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 S 754-021
 (16)
 Make sure the indications go off.

 S 754-022

 (17)
 Make sure these circuit breakers on the P11 panel are closed:

 (a)
11B10, W/W FIRE DET

 (b)
11B35, W/W FIRE TEST

 S 864-041
 (18)
 Push and hold the WHL WELL switch on the FIRE/OVHT TEST panel, M10445, on the P8.

 S 754-023

 (19)
 Make sure these indications occur:

 (a)
The red WHEEL WELL light on the P3 panel comes on.

 (b)
The EICAS message WHEEL WELL FIRE shows on the top display.

 (c)
The red master WARNING lights, on P7, come on.

 (d)
The fire bell is heard.

 S 754-024
 (20)
 Release the switch.

 S 754-025

 (21)
 Make sure the indications go off.

 S 864-026

 (22)
 Open these circuit breakers on the P11 panel and attach DO-NOT-CLOSE tags:

 (a)
11B20, FIRE DETECTION L ENGINE 1

 (b)
11B21, FIRE DETECTION L ENGINE 2

 (c)
11B22, FIRE DETECTION R ENGINE 1

 (d)
11B23, FIRE DETECTION R ENGINE 2

 (e)
11B24, FIRE DETECTION APU 1

 (f)
11B25, FIRE DETECTION APU 2

 (g)
11B26, FIRE DETECTION CARGO 1

 (h)
11B27, FIRE DETECTION CARGO 2

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MAINTENANCE MANUAL

 (i)
11J24, FIRE DET ALTN PWR CARGO

 (j)
11J25, FIRE DET ALTN PWR APU

 (k)
11J26, FIRE DET ALTN PWR ENGINE LEFT

 (l)
11J27, FIRE DET ALTN PWR ENGINE RIGHT

 S 034-027
 (23)
 Remove the printed circuit cards, M681 and M682, from the fire detection card file, P54. P54 is in the E/E bay, along the right side of the nose gear wheel well.

 S 864-028

 (24)
 Remove the DO-NOT-CLOSE tags and close these circuit breakers on the P11 panel:

 NOTE: Close the two circuit breakers at the same time.
____
 (a)
11B20, FIRE DETECTION L ENGINE 1

 (b)
11B21, FIRE DETECTION L ENGINE 2

 S 754-029
 (25)
 Make sure the yellow FAIL P-RESET light (P8) comes on.

 S 754-030

 (26)
 Make sure the EICAS messages L ENG FIRE LP 1 and 2 show on the bottom display:

 S 754-031

 (27)
 Make sure the EICAS message FIRE/OVHT SYS shows on the top display:

 (28)
 Push the FAIL P-RESET switch-light.

 (29)
 Make sure the yellow FAIL P-RESET light (P8) goes off.

 (30)
 Make sure the EICAS message FIRE/OVHT SYS does not show.
　
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