S 432-011
 (3)  
Tighten the two plastic tubes to the air ports. Use the tiedown straps.

 S 432-012

 (4)  
Install the electrical connector.

 S 412-013

 (5)  
Close the access to the smoke detector.

 S 022-061

 (6)  
Close cargo doors (AMM 52-34-00/201).

 TASK 26-16-01-712-033
 4. Do a Test of the Smoke Detector Installation
____________________________________________
 A. Access
 (1)  
Location Zones
 121/122 Forward Cargo Compartment
 153/154 Aft Cargo Compartment
 211/212 Flight Compartment
 820 Lower Half of Fuselage (RH Side)

 (2)  
Access Panels
 821 Forward Cargo Compartment Door
 822 Aft Cargo Compartment Door
 823 Bulk Cargo Compartment door

 B. Do a Test of the Smoke Detector Installation
 S 862-014
 (1)  
Supply electrical power (AMM 24-22-00/201).

 (2)  
Make sure EICAS operates (AMM 31-41-00/501).

 S 862-016

 (3)  
On the pilot forward control stand, P9, set the EICAS COMPUTER select switch to L or R.

 (4)  
Set the EICAS display to STATUS.

 S 752-015
 S 862-017
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757
MAINTENANCE MANUAL

WASHER SCREW (4 LOCATIONS) 
PLASTIC TUBE 
CONNECTOR ELECTRICAL 
E TIEDOWN STRAP SEE DECTECTOR CONNECTOR ELECTRICAL  COVER  SCREW (6 LOCATIONS) 
GASKET 
D SMOKE DETECTOR INSTALLATION AFT CARGO COMPARTMENT ELECTRONICS ASSEMBLY  LENS AND LAMP HOLDER LAMP SPARE LAMPS 1 1  1 

DETECTOR
CARGO COMPARTMENT SMOKE DETECTOR
E
1 NOT INSTALLED ON AUTRONICS 2156-604 DETECTORS
Cargo Smoke Detector Installation Figure 201 (Sheet 2)
G60670
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757
MAINTENANCE MANUAL

 S 862-018
 (5)  Remove the DO-NOT-CLOSE tags and close these circuit breakers on the P11 panel: (a) 11B26, FIRE DETECTION CARGO 1 or CARGO SMOKE DET 1 (b) 11B27, FIRE DETECTION CARGO 2 or CARGO SMOKE DET 2 (c) 11J24, FIRE DET ALTN PWR CARGO (d) 11S35, FIRE DET CARGO FAN CONT or CARGO SMOKE BLOWER CONT (e) 11S36, FIRE DET CARGO FAN PWR or CARGO SMOKE BLOWER CONT
 S 752-019
 (6)  Make sure these EICAS messages do not show on the bottom display: (a) FWD CARGO DET 1 (b) FWD CARGO DET 2 (c) AFT CARGO DET 1 (d) AFT CARGO DET 2
 S 022-062
 (7)  Close forward and aft cargo doors (AMM 52-34-00/201).
 S 862-020
 (8)  Remove electrical power if it is not necessary (AMM 24-22-00/201).

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757 MAINTENANCE MANUAL
 SMOKE DETECTOR BLOWERS - REMOVAL/INSTALLATION
_____________________________________________
 1.  General_______
 A.  The smoke detector blowers in the forward cargo compartment are M10462 and M10463. They are installed in the ceiling in the forward cargo compartment just aft of the No. 1 cargo door. Get access to the blowers through the cargo ceiling panel. The smoke detector blowers in the aft cargo component are M10464 and M10465. They are installed in the sidewall of the aft cargo compartment just forward of the No. 2 cargo door. Get access to the blowers through the sidewall panel.
　
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