757
MAINTENANCE MANUAL

 S 866-110
 (34) On the ENGINE FIRE Control Panel, P8, pull the RIGHT engine fire handle out to the emergency fire position.
 NOTE: When you pull the fire handles into the emergency fire
____ position, it is necessary to use the manual fire override switch behind the fire handle. When you turn the fire handles, it is necessary to hold the handles against the stops during the voltage measure.
 (a)  
Make sure the EICAS message, R ENG SHUTDOWN, shows on the top display.

 (b)  
Make sure the BOTTLE DISCHARGE light on the squib test box stays off.

 (c)  
Make sure the multimeter on the squib test box shows 0 |2 volts.

 S 866-111
 (35) Turn and hold the RIGHT engine fire handle fully counterclockwise to the DISCH 1 position.
 (a)  
Make sure the BOTTLE DISCHARGE light on the squib test box comes on.

 (b)  
Make sure the multimeter on the squib test box shows 16 volts minimum.

 NOTE: If voltage is less than 16 volts, the circuit may not
____ give sufficient current to fire the squib.
 S 866-112
 (36) Open this circuit breaker on the P6 panel:
 (a)  6H3, FIRE EXTINGUISHING ENG R BTL 1
 S 216-113
 (37)
 Make sure the BOTTLE DISCHARGE light on the squib test box goes off.

 (38)
 Make sure the multimeter on squib test box shows 0 |2 volts.

 S 866-115

 (39)
 Close this circuit breaker on the P6 panel:

 (a)  6H3, FIRE EXTINGUISHING ENG R BTL 1

 (40)
 Make sure the BOTTLE DISCHARGE light on the squib test box comes on.

 S 216-114
 S 216-039
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 26-21-03
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A
757
MAINTENANCE MANUAL

 S 216-040
 (41) Make sure the multimeter on the squib test box shows 16 volts minimum.
 NOTE: If voltage is less than 16 volts, the circuit may not give
____
 sufficient current to fire the squib.

 S 986-116
 (42) Release the RIGHT engine fire handle.
 (a)  
Make sure the fire handle moves quickly toward center about 10 degrees.

 (b)  
Make sure the BOTTLE DISCHARGE light on the squib test box goes off.

 (c)  
Make sure the multimeter on squib test box shows 0 |2 volts.

 S 986-117
 (43)
 Set the LOAD CHECK switch on the squib test box to the OFF position.

 S 026-118

 (44)
 Disconnect the bottle 1 right engine squib connector, D2190, from the squib test box adapter cable.

 S 426-119

 (45)
 Connect the bottle 2 right engine squib connector, D2266, to the squib test box adapter cable.

 S 986-120

 (46)
 Set the LOAD CHECK switch on the squib test box to the ON position.

 S 866-079

 (47)
 Turn and hold the RIGHT engine fire handle fully clockwise to the DISCH 2 position.

 (a)  
Make sure the BOTTLE DISCHARGE light on the squib test box comes on.

 (b)  
Make sure the multimeter on the squib test box shows 16 volts minimum.

 NOTE: If voltage is less than 16 volts, the circuit may not
____ give sufficient current to fire the squib.
 S 866-121
 (48)
 Open this circuit breaker on the P6 panel:

 (a)  6H4, FIRE EXTINGUISHING ENG R BTL 2

 (49)
 Make sure the BOTTLE DISCHARGE light on the squib test box goes off.

 S 216-122
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 26-21-03
 ALL  ú ú 03 Page 609 ú Sep 28/00
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
757 MAINTENANCE MANUAL
 S 766-123
 (50)
 Make sure the multimeter on the squib test box shows 0 |2 volts.

 S 866-124

 (51)
 Close this circuit breaker on the P6 panel:
　
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