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AIPC
Aircraft Illustrated Parts Catalog
GL3 · Rev 17 · 15 Feb 2024 · D638A001-GL3-0256
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AMM
Aircraft Maintenance Manual, Part II
GL3 · Rev 83 · 15 Feb 2024 · D633A101-GL3
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FIM
Combined Fault Reporting And Fault Isolation Manual
GL3 · Rev 83 · 15 Feb 2024 · D633A103-GL3
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Observed Fault List
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Cabin Fault Code Index
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CHAPTER 05
TIME LIMITS/MAINTENANCE CHECKS
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CHAPTER 21
AIR CONDITIONING
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CHAPTER 22
AUTOFLIGHT
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CHAPTER 23
COMMUNICATIONS
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CHAPTER 24
ELECTRICAL POWER
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CHAPTER 25
EQUIPMENT/FURNISHINGS
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CHAPTER 26
FIRE PROTECTION
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CHAPTER 27
FLIGHT CONTROLS
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CHAPTER 28
FUEL
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CHAPTER 29
HYDRAULIC POWER
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CHAPTER 30
ICE AND RAIN PROTECTION
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CHAPTER 31
INDICATING/RECORDING SYSTEMS
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CHAPTER 32
LANDING GEAR
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CHAPTER 33
LIGHTS
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CHAPTER 34
NAVIGATION
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CHAPTER 35
OXYGEN
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CHAPTER 36
PNEUMATIC
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CHAPTER 38
WATER/WASTE
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CHAPTER 47
INERT GAS SYSTEM
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CHAPTER 49
AUXILIARY POWER UNIT
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CHAPTER 52
DOORS
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CHAPTER 56
WINDOWS
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CHAPTER 71
POWER PLANT
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CHAPTER 73
ENGINE FUEL AND CONTROL
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73 - Fault Code Index
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73 - Maint Msg Index
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SECTION 73-00
73-00 TASKS
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SECTION 73-06
73-06 TASKS
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SECTION 73-07
73-07 TASKS
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SECTION 73-11
73-11 TASKS
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SECTION 73-21
FULL-AUTHORITY DIGITAL ELECTRONIC CONTROLLER SYSTEM
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SECTION 73-22
73-22 TASKS
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SECTION 73-23
73-23 TASKS
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SECTION 73-24
73-24 TASKS
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SECTION 73-25
73-25 TASKS
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SECTION 73-26
73-26 TASKS
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SECTION 73-27
73-27 TASKS
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SECTION 73-28
73-28 TASKS
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SECTION 73-31
FUEL FLOW INDICATING SYSTEM
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CHAPTER 74
IGNITION
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CHAPTER 75
AIR
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CHAPTER 76
ENGINE CONTROLS
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CHAPTER 77
ENGINE INDICATION
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CHAPTER 78
EXHAUST
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CHAPTER 79
OIL
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CHAPTER 80
STARTING
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MTIP
Maintenance Tips
BCG · Rev 20240213 · 13 Feb 2024 · MTCol-737-6789
SL
Service Letters
BCG · Rev 20240213 · 13 Feb 2024 · SLCol-737-6789
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Aircraft Maintenance Manual, Part 1
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SRM
Structural Repair Manual
BCG · Rev 19 · 10 Nov 2023 · D634A209
SSM
System Schematic Manual
GL3 · Rev 10 · 13 Feb 2024 · D280A603
SWPM
Standard Wiring Practices Manual
BCG · Rev 85 · 15 Feb 2024 · D6-54446
WDM
Wiring Diagram Manual
GL3 · Rev 10 · 13 Feb 2024 · D280A503
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      EXPORT CONTROLLED
Issue Date: 15 Apr 2021
发布日期:2021年4月15日
  the boeing company
 
 

808.  Engine Takeoff Thrust is Low - Fault Isolation
808. 发动机起飞推力低 - 故障隔离

 
 

A.   Description 描述

 
 

(1)  The engines takeoff thrust was too low, the other engine parameters were normal for N1.
发动机的起飞推力过低,其他发动机参数对N1来说是正常的。

 
 

B.   Possible Causes
B. 可能的原因

 
 

NOTE:  Regulator is a parameter that provides information as to how the Engine Control System is governing the engine speed. The regulator is available through input monitoring. Regulator values other than 3 and 9 are possible.
注意:调节器是一个参数,提供有关发动机控制系统如何管理发动机转速的信息。调节器可通过输入监控获得。除了3和9之外,可能存在其他调节器数值。

 
 

(1)  Regulator = 3
(1) 调节器 = 3

 
 

(a)  TRA Adjustment TRA调整

 
 

(b)  TRA Resolver, M1819 Eng 1, M1822 Eng 2
(b) TRA解析器,M1819工程1,M1822工程2

 
 

(c)  EEC, M1818 (c) 欧洲经济共同体,M1818

 
 

(2)  Regulator = 9
(2) 调节器 = 9

 
 

(a)  PS3 system PS3系统

 
 

(b)  Fuel Pump 燃油泵

 
 

(c)  HMU, M1823 (c) 联系我,M1823

 
 

(d)  Bleed Air System
出气系统

 
 

(e)  VSV (e) VSV

 
 

(f)  VBV (f) VBV

 
 

C.   Circuit Breakers
断路器

 
 

(1)  For Engine 1;
对于引擎1;

 
 

(a)  These are the primary circuit breakers related to the fault:
这些是与故障相关的主要断路器:

 
 

CAPT Electrical System Panel, P18-2
CAPT 电气系统面板,P18-2

 
 

Row

Col

Number 数字

Name 名称

 

A

4

(C01390)  (C01390)

ENGINE 1 ALTN PWR CHAN B
1号备用动力通道B

 

A

5

(C01314)  (C01314)

ENGINE 1 ALTN PWR CHAN A
1号发动机备用动力通道A

 
 
 

(2)  For Engine 2;
对于引擎2;

 
 

(a)  These are the primary circuit breakers related to the fault:
这些是与故障相关的主要断路器:

 
 

F/O Electrical System Panel, P6-2
F/O 电气系统面板,P6-2

 
 

Row

Col

Number 数字

Name 名称

 

D

7

(C01391)  (C01391)

ENGINE 2 ALTN PWR CHAN B
发动机2备用动力通道B

 

D

8

(C01315)  (C01315)

ENGINE 2 ALTN PWR CHAN A
2号备用动力通道A

 
 
 

D.   Related Data
相关数据

 
 

(1)  Component Locator, (73-05 TASK SUPPORT Figure 301)
组件定位器,(73-05 任务支持 图301)

 
 

(2)  (SSM 75-31-12) (SSM 75-31-12)

 
 

(3)  (SSM 75-31-22) (3) (SSM 75-31-22)

 
 

(4)  (WDM 73-22-11) (4)(WDM 73-22-11)

 
 

(5)  (WDM 75-31-12) (5)(WDM 75-31-12)

 
 

(6)  (WDM 75-31-22) (6)(WDM 75-31-22)

 
 

E.   Fault Isolation Procedure
故障隔离程序

 
 

(1)  Do this task: EEC BITE Procedure, 73-00 TASK 801.
执行这项任务:EEC BITE程序,73-00 任务 801。

 
 

(a)  Do the fault isolation for the INTERNAL EEC, PS3, HMU (FMV), TRA, VSV, or VBV maintenance messages that you find.
对发现的内部EEC、PS3、HMU(FMV)、TRA、VSV或VBV维护消息进行故障隔离。

 
 

1)  Do the Repair Confirmation at the end of this task.
在完成此任务后进行维修确认。

 
 

a)  If the Repair Confirmation is not satisfactory, then continue.
如果维修确认不令人满意,则继续。

 
 

(b)  If you do not find the maintenance messages, then continue.
如果找不到维护消息,则继续。

 
 

(2)  OPTION 1, FOR ENGINES WITH EEC S/W 1853M78P13 and ON;
选项1,适用于具有EEC S/W 1853M78P13及更高版本的发动机;

 
 

Start the applicable engine and let it idle during the steps that follow. do this task: Start the Engine Procedure (Normal Start), AMM TASK 71-00-00-800-808-F00
启动适用的引擎,并在接下来的步骤中让其空转。执行此任务:启动引擎程序(正常启动),AMM任务 71-00-00-800-808-F00。

 
 

(a)  Get access to the applicable input monitoring screen on the flight management computer/control display unit (FMCS CDU):
在飞行管理计算机/控制显示单元(FMCS CDU)上获取适用的输入监视屏幕

 
 

1)  Push the INIT REF key two times.
按两次INIT REF键。

 
 

2)  Push the INDEX line select key (LSK).
按下索引线选择键(LSK)。

 
 

NOTE:  This causes the INIT REF INDEX to show.
注意:这会导致INIT REF INDEX显示。

 
 

3)  Push the MAINT LSK.
按下维护LSK。

 
 

NOTE:  This causes the MAINT BITE INDEX to show.
注意:这会导致维护BITE指数显示。

 
 

4)  Push the ENGINE LSK.
按下发动机LSK。

 
 

NOTE:  This causes the ENGINE/EXCEED BITE INDEX to show.
注意:这会导致发动机/超越咬合指数显示。

 
 

5)  Push the line select key the applicable Engine, ENGINE 1 or ENGINE 2.
5) 按下相应的发动机线选择键,ENGINE 1 或 ENGINE 2。

 
 

NOTE:  There will be a short delay while the screen shows INITIALIZING EEC X (X = 1 or 2). Then the ENGINE BITE TEST MAIN MENU will show.
注意:屏幕显示初始化EEC X(X = 1或2)时会有短暂延迟。然后会显示发动机自检主菜单。

 
 

6)  Push the INPUT MONITORING LSK.
按下输入监控按钮。

 
 

NOTE:  This causes the ENGINE BITE TEST INPUT MONITORING 1/2 to show.
注意:这会导致发动机咬合测试输入监控1/2显示。

 
 

7)  Push the NEXT key to get access to the ENGINE BITE TEST INPUT MONITORING 2/2 screen.
按下“下一个”键,以访问“发动机自检输入监控2/2”屏幕。

 
 

8)  Push the DISCRETES LSK
按下DISCRETES LSK

 
 

NOTE:  This causes the ENGINE BITE TEST INPUT MONITORING 1/3 GMM DISCRETES to show.
注意:这会导致发动机咬合测试输入监控1/3 GMM离散显示。

 
 

(b)  Make a note of the value that is listed to the right of REGULATOR.
(b) 在“调节器”右侧列出的数值做个记录。

 
 

NOTE:  Regulator is the first item listed on the ENGINE BITE TEST INPUT MONITORING 1/3 GMM DISCRETES page. Regulator values other than 3 and 9 are possible.
注意:调节器是ENGINE BITE TEST INPUT MONITORING 1/3 GMM DISCRETES页面上列出的第一项。可能存在不是3和9的调节器数值。

 
 

1)  Do this task: Stop the Engine Procedure (Usual Engine Stop), AMM TASK 71-00-00-700-819-F00.
执行此任务:停止发动机程序(通常的发动机停止),AMM任务71-00-00-700-819-F00。

 
 

2)  If the REGULATOR equals 3, then the engine is controlled by the requested power setting.
如果调节器等于3,则发动机由请求的功率设置控制。

 
 

a)  The most likely cause of the problem is the TRA System
问题最可能的原因是TRA系统

 
 

b)  Do the adjustment of the thrust lever listed below first.
首先进行以下列出的推力杆调整。

 
 

3)  If the REGULATOR equals 9, then the engine is limited by the fuel flow or the PS3.
如果调节器等于9,则发动机受到燃油流量或PS3的限制。

 
 

a)  The most likely cause of the problem is the PS3, the Fuel Pump, the Fuel Metering Valve in the HMU, the Bleed Air System, the VSV, or the VBV.
问题最可能的原因是PS3、燃油泵、HMU中的燃油计量阀、泄漏空气系统、VSV或VBV。

 
 

b)  Do the corrective action PS3 and the Fuel Pump listed below first.
首先执行以下列出的纠正措施PS3和燃油泵。

 
 

4)  If the REGULATOR equals a value that is not 3 or 9, then do the corrective action for REGULATOR equals 3 and 9 listed below.
如果调节器等于不是3或9的值,则执行下面列出的调节器等于3和9的纠正操作。

 
 

(3)  OPTION 2, FOR ENGINES WITH ALL EEC S/W PART NUMBERS;
选项2,适用于所有带有所有EEC软件零件编号的发动机;

 
 

Do the corrective actions for REGULATOR equals 3 and 9 listed below.
请执行以下列出的 REGULATOR 等于 3 和 9 的纠正措施。

 
 

(4)  REGULATOR EQUALS 3;
(4) 调节器等于3;

 
 

do this task: Thrust Lever Adjustment and Thrust Reverser Position Adjustment Test, AMM TASK 73-21-00-700-806-F00
执行此任务:推力杆调整和反推力器位置调整测试,AMM任务73-21-00-700-806-F00

 
 

(a)  If you find a problem, then adjust the thrust lever, and then, do this task: Engine 1 and Engine 2 Thrust Lever Angle Resolver Alignment Test, AMM TASK 73-21-00-700-807-F00.
如果发现问题,请调整推力杆,然后执行此任务:发动机1和发动机2推力杆角度解算器校准测试,AMM任务73-21-00-700-807-F00。

 
 

1)  If it was necessary to adjust the thrust lever angle resolvers during the tests, then do the Repair Confirmation at the end of this task.
如果在测试过程中需要调整推力杆角度解算器,则在任务结束时进行修复确认。

 
 

a)  If the Repair Confirmation is not satisfactory, then continue.
如果维修确认不令人满意,则继续。

 
 

(b)  If you do not find a problem, then continue.
如果找不到问题,那么继续。

 
 

(5)  REGULATOR EQUALS 9;
(5) 调节器等于9;

 
 

Examine the PS3 line for signs of a blockage, obvious damage, and loose connections.
检查PS3线路是否有堵塞、明显损坏和松动连接。

 
 

(a)  If you find a problem, then repair or replace the line.
如果发现问题,请修复或更换线路。

 
 

1)  Do the Repair Confirmation at the end of this task.
在完成此任务后进行维修确认。

 
 

2)  If the Repair Confirmation is not satisfactory, then continue.
如果维修确认不令人满意,则继续。

 
 

(b)  If you do not find a problem, then continue.
如果找不到问题,那么继续。

 
 

(6)  REGULATOR EQUALS 9;
(6) 调节器等于9;

 
 

Examine the fuel pump:
检查燃油泵:

 
 

(a)  Do this task: The Visual Inspection of the Impeller Rotation, AMM TASK 73-11-01-200-801-F00.
执行此任务:叶轮旋转的目视检查,AMM任务 73-11-01-200-801-F00。

 
 

Do not operate the engine as directed in the Lubrication Flow Screen Installation Test.
不要按照润滑流屏安装测试中的指示操作发动机。

 
 

1)  Make sure that the N2 rotor turns freely and smoothly as you do the fuel pump impeller inspection.
确保在进行燃油泵叶轮检查时,N2转子能自由顺畅地转动。

 
 

a)  If the N2 rotor does not turn freely and smoothly, then replace the engine. These are the tasks:
如果N2转子不能自由顺畅地转动,则更换发动机。以下是任务:

 
   
   
 

2)  If the fuel pump impeller inspection is not satisfactory, then replace the fuel pump. These are the tasks:
如果燃油泵叶轮检查结果不满意,则更换燃油泵。以下是任务:

 
   
   
 

3)  If you do not find a problem, then continue.
如果找不到问题,那么继续。

 
 

(b)  Replace the fuel filter. These are the tasks:
更换燃油滤清器。以下是需要完成的任务:

 
   
   
 

(c)  Replace the EEC. These are the tasks:
替换欧洲经济共同体。以下是任务:

 
   
   
 

1)  Do the Repair Confirmation at the end of this task.
在完成此任务后进行维修确认。

 
 

F.   Repair Confirmation
修复确认

 
 

(1)  If it is necessary, do this task: Close the Fan Cowl Panels, AMM TASK 71-11-02-410-801-F00.
如果有必要,请执行此任务:关闭风扇罩板,AMM任务71-11-02-410-801-F00。

 
 

(2)  Do this task: Test 5 - Power Assurance Check, AMM TASK 71-00-00-700-813-F00.
执行此任务:测试5 - 电源保证检查,AMM任务71-00-00-700-813-F00。

 
 

(a)  If the engine operation is satisfactory, then you corrected the fault.
如果发动机运行正常,则说明你已经纠正了故障。

 
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Corrective Actions
737-80073-05 TASK 808Rev Date : 01 Jan 1970Copyright © 2007, 2014 BoeingBoeing ProprietaryECCN 9E991