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737-600/700/800/900 TRAINING MANUAL 737 GENERAL -- ELECTRONIC EQUIPMENT RACKS E2, E3, AND E4 THIS PAGE INTENTIONALLY LEFT BLANK
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737-600/700/800/900 TRAINING MANUAL 737 GENERAL -- ELECTRONIC EQUIPMENT RACKS E2, E3, AND E4
General
The equipment in the E2, E3, and E4 racks include electronics for these functions:
-Window heat
-Communications
-Electrical power
-Common display system (CDS)
-Flight control
-Fire detection
-APU.
The EE compartment light switch is on a panel just aft of the access door opening.
E2 Equipment Rack
The equipment in the E2-1 shelf includes these line replaceable units:
-Window controller 2 left front
-Window controller 1 right side
-APU generator control unit
-Generator control unit 1
-Transformer rectifier 1
-Battery charger.
Blow through cooling cools the equipment on the shelf.
The equipment in the E2-2 shelf include these line replaceable units:
-Eng and APU fire det control module
-Cabin pressure controller 1
-APU start converter unit
-Static inverter
-APU start power unit.
This shelf does not have blow through or draw through cooling.
E3 Equipment Rack
The equipment in the E3-1 shelf includes these line replaceable units:
-ADF receiver 1 and 2
-CDS display electronics unit 1 and 2.
Blow through and draw through cooling cool the equipment on the shelf.
The equipment in the E3-2 shelf include these line replaceable units:
-Low range radio altimeter 2
-Digital flight data acquisition unit
-Eng vibration signal conditioner
-Engine accessory unit
-Audio entertainment player
-Video display interface unit
-Stall management/yaw damper 1 and 2.
Draw through cooling cools the equipment on the shelf.
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737-600/700/800/900 TRAINING MANUAL 737 GENERAL -- ELECTRONIC EQUIPMENT RACKS E2, E3, AND E4 The equipment in the E3-3 shelf include these line
replaceable units:
-Zone temperature controller 1 and 2
-ACARS management unit
-VHF communication transceiver 1
Draw through cooling cools the equipment on the shelf.
E4 Equipment Rack
The equipment in the E4-1 shelf include these line replaceable units:
-Air conditioning accessory units
-Cabin pressure controller 2
-SELCAL decoder
-Remote electronics unit.
Draw through cooling cool the equipment on the shelf.
The equipment in the E4-2 shelf include these line replaceable units:
-Audio multiplexer
-Auto speed brake accessory module
-Window controller 3 left side
-Window controller 4 right front
-Transformer rectifier 2 and 3
-Bus power control unit
-Generator control unit 2.
Draw through cooling cools the equipment on the shelf.
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737-600/700/800/900 TRAINING MANUAL
E4 RACK E3 RACK E2 RACK
E4-1 SHELF - DRAW THROUGH COOLING E3-1 SHELF - BLOW/DRAW THROUGH COOLING E2-1 SHELF - BLOW THROUGH COOLING
E4-2 SHELF - DRAW THROUGH COOLING E3-2 SHELF - DRAW THROUGH COOLING E2-2 SHELF - NO COOLING
E3-3 SHELF - DRAW THROUGH COOLING
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EE COMPARTMENT LIGHT SWITCH ACCESS DOOR
(LOOKING AFT) 737 GENERAL - ELECTRONIC EQUIPMENT RACKS E2, E3, AND E4
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737-600/700/800/900 TRAINING MANUAL 737 GENERAL -- ELECTRONIC EQUIPMENT RACK E5 General
The equipment in the E5 rack includes electronics for these functions:
-Air data inertial reference system (ADIRS)
-Flight management computer system (FMCS).
Equipment
The E5-2 shelf has these line replaceable units:
-Flight management computer 1
-Air data inertial reference unit 1 and 2.
Draw through and blow through cooling cools the equipment on the E5-2 shelf.
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737-600/700/800/900 TRAINING MANUAL
E5-2 SHELF - BLOW/DRAW THROUGH COOLING
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FWD
ACCESS DOOR
737 GENERAL - ELECTRONIC EQUIPMENT RACK E5
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737-600/700/800/900 TRAINING MANUAL
737 GENERAL -- PROGRAM SWITCH MODULE
General See the Standard Wiring Practices Manual for more 中国航空网 www.aero.cn 航空翻译 www.aviation.cn 本文链接地址：737-600/700/800/900培训手册 TRAINING MANUAL 1(14)
