747-400 AMM 飞机维护手册 发动机控制 ENGINE CONTROLS(56)

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 B.  The autothrottle switches are found in the number 1 and the number 4 thrust levers. Each thrust lever (numbers 1 and 4) has one autothrottle disconnect switch and one autothrottle reset switch.
 C.  The go-around switches are found in the number 2 and the number 3 thrust levers. Each thrust lever (numbers 2 and 3) has three go-around switches.
 D.  The equipment number and the location of the switches and the connectors are given in the table that follows.
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 76-12-02
 ALL  ú ú N01 Page 401 ú Jun 10/91
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
////////////////////////A / PW4000 SERIES /747-400 / ENGINES/MAINTENANCE MANUAL ////////////////////////
~................................................................ | EQUIPMENT | | THRUST LEVER | | NO. | COMPONENT | NO. | .................................................................. | P12 |CONNECTOR PLUG | 1 | .................................................................. | P13 |CONNECTOR PLUG | 2 | .................................................................. | P14 |CONNECTOR PLUG | 3 | .................................................................. | P15 |CONNECTOR PLUG | 4 | .................................................................. | P19 |CONNECTOR PLUG | 2 | .................................................................. | P20 |CONNECTOR PLUG | 2 | .................................................................. | P21 |CONNECTOR PLUG | 3 | .................................................................. | P22 |CONNECTOR PLUG | 3 | .................................................................. | S1 |L NO. 1 AFCS GO-AROUND SWITCH | 2 | .................................................................. | S2 |L NO. 2 AFCS GO-AROUND SWITCH | 3 | .................................................................. | S3 |C NO. 1 AFCS GO-AROUND SWITCH | 2 | .................................................................. | S4 |C NO. 2 AFCS GO-AROUND SWITCH | 3 | .................................................................. | S5 |R NO. 1 AFCS GO-AROUND SWITCH | 2 | .................................................................. | S6 |R NO. 2 AFCS GO-AROUND SWITCH | 3 | .................................................................. | S7 |AUTOTHROTTLE DISCONNECT SWITCH | 1 | .................................................................. | S8 |AUTOTHROTTLE RESET SWITCH | 1 | .................................................................. | S9 |AUTOTHROTTLE DISCONNECT SWITCH | 4 | .................................................................. | S10 |AUTOTHROTTLE RESET SWITCH | 4 | 2............…....................................…..............1
 EQUIPMENT NUMBER AND LOCATION TABLE 401
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 76-12-02
 ALL  ú ú N01 Page 402 ú Jun 10/90
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
TASK 76-12-02-004-018-N00
 2.  Remove the Autothrottle Switches and the Go-Around Switches
___________________________________________________________
 A.  Equipment
 (1)  Soldering tool
 B.  References
 (1)  
AMM 20-11-25/201, Heat Guns and/or Soldering Irons

 (2)  
AMM 76-11-03/201, Control Stand

 (3)  
IPC 76-11-01 Fig. 2

 C.  Access
 (1)  Location Zone
 221/222 Flight Compartment

 D.  Remove the Autothrottle Switches and the Go-Around Switches
 (Fig. 401 and 402).

 S 864-051-N00
 (1)  
Do this task: Install the Chocks to the Airplane Wheels (AMM 76-11-03/201).

 S 044-052-N00

 (2)  
Do this task: Deactivation procedure for the captain and first officer seats (AMM 76-11-03/201).

 S 044-053-N00

 (3)  
Do this task: Remove the electrical power from the thrust lever switches (AMM 76-11-03/201).

 S 044-019-N00

 (4)  
Do this task: Deactivate the Autothrottle Servomotor (AMM 76-11-03/201).

 S 014-020-N00

 (5)  
Do this task: Remove the Thrust Lever Assembly Switch Covers (AMM 76-11-03/201).

 S 034-023-N00
　
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