21-CONTENTS
GUN Page 14 May 28/00
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
757 MAINTENANCE MANUAL CHAPTER 21 - AIR CONDITIONING TABLE OF CONTENTS
_________________
Chapter
Section
Subject_______ Subject_______ Page____
DOOR - RAM AIR INLET 21-53-01
Removal/Installation 401
(TASK ORIENTED DATA) 401
NOZZLE - WATER SPRAY 21-53-05
Removal/Installation 401
Inspection/Check 601
(TASK ORIENTED DATA) 601
EQUIPMENT COOLING SYSTEM 21-58-00
Description and Operation 1
General 1
Equipment Cooling System 1
Component Details 4
Equipment Cooling Air 9
Cleaner
Equipment Cooling Air Fan 9
Equipment Cooling Low Flow 9
Sensor
Equipment Cooling Smoke 10
Sensor
Fan Check Valve 4
Overboard Exhaust Valve 4
Operation 10
Functional Description 10
Component Location 101
Component Index
Component Location
Maintenance Practices 201
Equipment Cooling for High 201
Ambient Temperatures or High
Altitudes
Equipment Cooling Rack 205
Balancing Procedure
Equipment Cooling Rack 202
Pressure Test
Adjustment/Test 501
Operational Test - Equipment 501
Cooling System
System Test - Equipment 511
Cooling System
EffectivityALLALL
ALLALL
ALLALL
ALL
21-CONTENTS
GUN Page 15 May 28/00
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
757 MAINTENANCE MANUAL
CHAPTER 21 - AIR CONDITIONING
TABLE OF CONTENTS_________________
Chapter
Section
Subject Subject_______ _______ Page____ Effectivity___________
CLEANER - EQUIPMENT COOLING AIR 21-58-21
Maintenance Practices 201 ALL
Clean Equipment Cooling Air 203
Cleaner
Install the Forward 204
Equipment Cooling Air
Cleaner
Remove the Forward Equipment 201
Cooling Air Cleaner
FAN - EQUIPMENT COOLING AIR 21-58-06
Removal/Installation 401 ALL
FAN - EQUIPMENT COOLING 21-58-22
AUXILIARY
Removal/Installation 401 [*]
Do a Test of the Auxiliary 403
Fan
Install Equipment Cooling 401
Auxiliary Fan
Remove the Equipment Cooling 401
Auxiliary Fan
[*] GUN 006-999
SENSOR - EQUIPMENT COOLING SMOKE 21-58-19
Maintenance Practices 201 ALL
Forward Equipment Cooling 204
Smoke Detector Cleaning
Forward Equipment Cooling 205
Smoke Detector Installation
Forward Equipment Cooling 207
Smoke Detector Operational
Test
Forward Equipment Cooling 201
Smoke Detectors Removal
SENSORS - EQUIPMENT COOLING LOW 21-58-17
FLOW
Maintenance Practices 201 ALL
Equipment Cooling Low Flow 204
Sensor Cleaning
Replace the Equipment 201
Cooling Low Flow Sensor
VALVE - EQUIPMENT COOLING FAN 21-58-02
CHECK
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