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时间:2011-04-02 23:46来源:蓝天飞行翻译 作者:航空
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 36-05-00
 ALL  ú ú 02 Page 204 ú Nov 12/01
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
 S 212-009
 (8)  Monitor the two indicators for the duct pressure on the forward overhead panel.
 (a)  
Make sure the manifold pressure is shown on each pointer (Fig. 201).

 (b)  
The pressure which is shown is related to the ground source you use.


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 36-05-00
 ALL  ú ú 01 Page 205 ú Mar 15/92
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
 TASK 36-05-00-862-010
 3. Use the APU to Pressurize the Pneumatic System
______________________________________________
 A. References
 (1)  
AMM 24-22-00/201, Manual Control

 (2)  
AMM 49-11-00/201, APU Power Plant


 B. Access
 (1)  Location Zone
 101/102 Control Cabin

 C. Pressurize the Pneumatic System
 S 862-011
 CAUTION: YOU MUST SUPPLY THE ELECTRICAL POWER BEFORE YOU SUPPLY THE
_______ PNEUMATIC POWER. IF YOU DO NOT SUPPLY THE ELECTRICAL POWER FIRST, YOU CAN CAUSE DAMAGE TO THE COMPONENTS OF THE AIR CONDITIONING SYSTEM.
 (1)  Supply the electrical power (AMM 24-22-00/201).
 S 862-030
 WARNING: YOU MUST ISOLATE THESE SYSTEMS BEFORE YOU PRESSURIZE THE
_______
 PNEUMATIC SYSTEM:

 -
THE AIR CONDITIONING SYSTEM

 -
THE ENGINE START SYSTEM

 -
THE COWL AND WING ANTI-ICE DUCTS

 -
THE HYDRAULIC RESERVOIR

 -
THE POTABLE WATER TANKS.


 IF YOU DO NOT ISOLATE THESE SYSTEMS, THEY CAN OPERATE AND THE PNEUMATIC SYSTEM CAN LOSE PRESSURE. THIS CAN CAUSE INJURY TO PERSONS AND DAMAGE TO EQUIPMENT.
 (2)  Start the APU (AMM 49-11-00/201).
 (a)  Let the APU become stable at the governed speed.
 S 862-034
 (3)  
Put the APU BLEED switch, on the forward overhead panel, to the ON position (Fig. 201).

 (a)  The APU load control and the bleed air valve will open to permit the pneumatic system to pressurize.

 (4)
Put the ISOLATION VALVE to the OPEN position (Fig. 201).


 S 862-013
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 36-05-00
 ALL  ú ú 01 Page 206 ú Nov 12/01
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
 S 212-026
 (5)  Monitor the two indicators for the duct pressure on the forward overhead panel.
 (a)  The indicators must show 30 to 50 psi on each pointer without the systems in operation.
 TASK 36-05-00-862-014
 4. Operate One or More of the Engines to Pressurize the Pneumatic System
_____________________________________________________________________
 A. References
 (1)  
AMM 24-22-00/201, Manual Control

 (2)  
AMM 49-11-00/201, APU Power Plant

 (3)  
AMM 71-00-00/201, Power Plant

 (4)  
AMM 75-24-02/201, High Pressure Turbine Clearance Control System


 B. Procedure
 S 862-015
 CAUTION: YOU MUST SUPPLY THE ELECTRICAL POWER BEFORE YOU SUPPLY THE
_______ PNEUMATIC POWER. IF YOU DO NOT SUPPLY THE ELECTRICAL POWER FIRST, YOU CAN CAUSE DAMAGE TO THE COMPONENTS OF THE AIR CONDITIONING SYSTEM.
 (1)  Supply the electrical power (AMM 24-22-00/201).
 S 862-031
 WARNING: YOU MUST ISOLATE THESE SYSTEMS BEFORE YOU PRESSURIZE THE
_______
 PNEUMATIC SYSTEM:

 -
THE AIR CONDITIONING SYSTEM

 -
THE ENGINE START SYSTEM

 -
THE COWL AND WING ANTI-ICE DUCTS

 -
THE HYDRAULIC RESERVOIR

 -
THE POTABLE WATER TANKS.


 IF YOU DO NOT ISOLATE THESE SYSTEMS, THEY CAN OPERATE AND THE PNEUMATIC SYSTEM CAN LOSE PRESSURE. THIS CAN CAUSE INJURY TO PERSONS AND DAMAGE TO EQUIPMENT.
 
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