S 865-065
(2)
AIRPLANES WITH PREDICTIVE WINDSHEAR; Close these circuit breakers on the overhead circuit breaker panel, P11, and remove the DO-NOT-CLOSE tags:
(a)
11F2, WX RADAR L
(b)
AIRPLANES WITH DUAL WEATHER RADAR R/T'S;
11F27, WX RADAR R
(3)
Remove electrical power if it is not necessary (AMM 24-22-00/201).
S 865-051
ú
31-41-00
ALL ú ú 10 Page 517 ú Sep 28/00
A
757 MAINTENANCE MANUAL
EICAS DISPLAY UNITS - REMOVAL/INSTALLATION
__________________________________________
1. General_______
A. Two EICAS display units (N10013 - top, N10014 -bottom) are installed in pilots center instrument panel, P2. Each unit has a handle that turns out from the unit for removal. All electrical connectors are located at the rear of the unit. The EICAS display units are the same as the EHSI display units. All of these units are interchangeable.
B. This procedure has two tasks.
(1)
One is for the EICAS display unit removal.
(2)
The other is for the EICAS display unit installation.
TASK 31-41-01-004-027
2. EICAS Display Unit Removal (Fig. 401)_____________________________________
A. References
(1) 20-41-01/201, Electrostatic Discharge Sensitive Devices
B. Access
(1) Location Zone
211/212 Flight Compartment
C. Procedure
S 864-002
(1) Open these circuit breakers on the overhead circuit breaker panel, P11, and attach DO-NOT-CLOSE tags:
(a)
11J3, EICAS UPPER IND or
EICAS UPPER DISPLAY
(b)
11J30, EICAS LOWER IND or
EICAS LOWER DISPLAY
S 034-023
CAUTION: DO NOT TOUCH THE EICAS DISPLAY UNITS BEFORE YOU DO THE
_______ PROCEDURE "REMOVAL/INSTALLATION OF ESDS METAL UNITS" (AMM 20-41-01). ELECTROSTATIC DISCHARGE CAN CAUSE DAMAGE TO THE EICAS DISPLAY UNITS.
(2) Do the procedure Removal/Installation of ESDS Metal Units (Ref 20-41-01).
S 024-036
CAUTION:_______DO NOT PULL THE CRT HANDLE. THE HANDLE TURNS OUT AUTOMATICALLY WHEN THE SPRING IS RELEASED. HOLD THE HANDLE UNTIL IT IS COMPLETELY RELEASED FROM THE SCREWS. YOU CAN CAUSE DAMAGE TO THE HANDLE IF YOU TURN IT OUT BEFORE IT IS RELEASED FROM THE SCREWS.
(3) Hold the handle in the flat position against the unit.
ú
31-41-01
ALL ú ú 03 Page 401 ú Sep 28/99
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本文鏈接地址：757 AMM 飛機(jī)維護(hù)手冊(cè) 儀表 CHAPTER 31 - INSTRUMENTS 2(70)
