S 864-012
(2)
Do the steps that follow:
(a)
Remove the DO-NOT-CLOSE tag and close this circuit breaker on the P6 panel: 1) 6H1, FIRE EXTINGUISHING ENG L BTL 1
(b)
Push and hold the TEST switch on the SQUIB TEST Control Panel, P61. 1) Make sure the green L ENG 1 squib test light on the SQUIB
TEST Control Panel comes on. 2) Make sure the R ENG 1, L ENG 2, and R ENG 2 squib test lights stay off.
(c)
Release the TEST switch. 1) Make sure the L ENG 1 squib test light goes off.
(d)
Remove the DO-NOT-CLOSE tag and close this circuit breaker on the P6 panel: 1) 6H4, FIRE EXTINGUISHING ENG R BTL 2
(e)
Push and hold the TEST switch on the SQUIB TEST Control Panel, P61. 1) Make sure the green L ENG 1 and R ENG 2 squib test lights
on the SQUIB TEST Control Panel come on. 2) Make sure the L ENG 2 and R ENG 1 squib test lights stay off.
(f)
Release the TEST switch. 1) Make sure the L ENG 1 and R ENG 2 squib test lights go off.
(g)
Remove the DO-NOT-CLOSE tags and close these circuit breakers on the P6 panel: 1) 6G1, FIRE EXT APU or FIRE EXT APU 1 2) 6H2, FIRE EXTINGUISHING ENG L BTL 2 3) 6H3, FIRE EXTINGUISHING ENG R BTL 1 4) 6H5, FIRE EXTINGUISHING CARGO BTL 1 5) 6H6, FIRE EXTINGUISHING CARGO BTL 2
(h)
Push and hold the TEST switch on the SQUIB TEST Control Panel, P61. 1) Make sure that all the green squib test lights come on.
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
757 MAINTENANCE MANUAL
(i) Release the TEST switch. 1) Make sure that all the squib test lights go off.
E. Put the Airplane back to its usual condition.
S 864-011
(1) Remove electrical power if it is not necessary (Ref 24-22-00).
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
26-21-04
ALL ú ú 01 Page 403 ú Dec 20/90
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
757 MAINTENANCE MANUAL
SQUIB TEST CONTROL PANEL - INSPECTION/CHECK
___________________________________________
1. General_______
A. The SQUIB TEST Control Panel is installed on the P61 right side panel. The panel has one or two test switches to do a test of the fire extinguisher bottle squib cartridges.
B. This procedure does a check of the lights and the squib for the engines, APU, and cargo fire extinguisher switches.
TASK 26-21-04-206-016
2. SQUIB TEST Control Panel Test (Fig. 601)_____________________________
A. Reference
(1) AMM 24-22-00/201, Electrical Power
B. Access
(1) Location Zones
211 Control Cabin (LH side)
212 Control Cabin (RH side)
C. Prepare for Test
S 866-002
(1) Supply electrical power (AMM 24-22-00/201).
D. Do a Test of the SQUIB TEST Control Panel
S 866-027
(1) Make sure these circuit breakers on the P6 panel are closed:
(a)
6G1, FIRE EXT APU or FIRE EXT APU 1
(b)
6H1, FIRE EXTINGUISHING ENG L BTL 1
(c)
6H2, FIRE EXTINGUISHING ENG L BTL 2
(d)
6H3, FIRE EXTINGUISHING ENG R BTL 1
(e)
6H4, FIRE EXTINGUISHING ENG R BTL 2
(f)
6H5, FIRE EXTINGUISHING CARGO BTL 1
(g)
6H6, FIRE EXTINGUISHING CARGO BTL 2
S 866-021
(2) Push each squib test light on the SQUIB TEST Control Panel, P61, one at a time.
(a) Make sure that each squib test light comes on when pushed.
S 866-022
(3) Push the TEST switch on the SQUIB TEST Control Panel.
(a) Make sure all the green squib test lights on the SQUIB TEST Control Panel come on.
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