B. Access
(1)
Location Zones
119/120 Main Equipment Center
211/212 Control Cabin - Section 41
(2)
Access Panel
119BL E/E Bay Access Door
C. Procedure
S 014-003
(1)
Open the E/E bay access door 119BL (AMM 06-41-00/201).
S 864-004
(2)
If you remove the heat control unit, M191, for the left forward/right side window, do these steps:
(a) Open these circuit breakers on the miscellaneous electrical equipment panel, P70, and attach DO-NOT-CLOSE tags: 1) 70A3, WINDOW HTR 2R 2) 70A4, WINDOW HTR 3R 3) 70C13, WINDOW HTR L
S 864-006
(3) If you remove the heat control unit, M192, for the right forward/left side window, do this step:
(a) Open these circuit breakers on the right miscellaneous electrical equipment panel, P37, and attach DO-NOT-CLOSE tags: 1) 37E3, WINDOW HTR 2L 2) 37E4, WINDOW HTR 3L 3) 37J2, WINDOW HTR 1R
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
30-41-01
ALL ú ú 03 Page 401 ú Sep 28/01
A
757 MAINTENANCE MANUAL
S 014-007
(4) Get access to the heat control units (WHCU) in the main E/E equipment bay.
NOTE: WHCU M191 is on shelf E1-2 and WHCU M192 is on shelf E1-1.
____
S 024-008
CAUTION: DO NOT TOUCH THE HEAT CONTROL UNITS BEFORE YOU DO THE PROCEDURE
_______ FOR DEVICES THAT ARE SENSITIVE TO ELECTROSTATIC DISCHARGE (AMM 20-41-01/201). ELECTROSTATIC DISCHARGE CAN CAUSE DAMAGE TO THE HEAT CONTROL UNITS.
(5) Remove the applicable heat control unit (AMM 20-10-01/401).
TASK 30-41-01-404-009
3. Install the Heat Control Unit
_____________________________
A. References
(1)
AMM 06-41-00/201, Fuselage (Major Zones 100 and 200) Access Doors and Panels
(2)
AMM 20-10-01/401, E/E Rack Mounted Components
(3)
AMM 20-41-01/201, Electrostatic Sensitive Devices
(4)
AMM 24-22-00/201, Electrical Power - Control
B. Access
(1)
Location Zones
119/120 Main Equipment Center
211/212 Control Cabin - Section 41
(2)
Access Panel
119BL E/E Bay Access Door
C. Procedure
S 424-010
CAUTION: DO NOT TOUCH THE HEAT CONTROL UNITS BEFORE YOU DO THE PROCEDURE
_______ FOR DEVICES THAT ARE SENSITIVE TO ELECTROSTATIC DISCHARGE (AMM 20-41-01/201). ELECTROSTATIC DISCHARGE CAN CAUSE DAMAGE TO THE HEAT CONTROL UNITS.
中国航空网 www.aero.cn
航空翻译 www.aviation.cn
本文链接地址：757 AMM 飞机维护手册 防冰和排雨 CHAPTER 30 - ICE AND RAIN PROTECTION(125)
