76-12-02
ALL ú ú N01 Page 507 ú Jun 10/97
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
////////////////////////A / PW4000 SERIES /747-400 / ENGINES/MAINTENANCE MANUAL ////////////////////////
(b)
Make sure the switch does not operate at the mid-travel position: 1) Push and hold the go-around lever of the No. 3 thrust lever
0.10 inch (2.54 mm) down, to the mid-travel position.
2) Make sure that there is continuity between pin 17 and pin
16.
(c)
Push the go-around lever on the No. 3 thrust lever fully down.
(d)
Make sure there is no continuity between pin 17 and pin 16.
(e)
Release the go-around lever.
S 485-024-N00
(7)
Connect the ohmmeter to the connector D41291, pin 35 and pin 36.
S 765-025-N00
(8)
Do a check of the go-around lever, S3.
(a)
Make sure there is continuity between pin 35 and pin 36.
(b)
Make sure the switch does not operate at the mid-travel position: 1) Push and hold the go-around lever of the No. 2 thrust lever
0.10 inch (2.54 mm) down, to the mid-travel position.
2) Make sure that there is continuity between pin 35 and pin
36.
(c)
Push the go-around lever on the No. 2 thrust lever fully down.
(d)
Make sure there is no continuity between pin 35 and pin 36.
(e)
Release the go-around lever.
S 765-026-N00
(9)
Do a check of the go-around lever, S4.
(a)
Make sure there is continuity between pin 35 and pin 36.
(b)
Make sure the switch does not operate at the mid-travel position: 1) Push and hold the go-around lever of the No. 3 thrust lever
0.10 inch (2.54 mm) down, to the mid-travel position.
2) Make sure that there is continuity between pin 35 and pin
36.
(c)
Push the go-around lever on the No. 3 thrust lever fully down.
(d)
Make sure there is no continuity between pin 35 and 36.
(e)
Release the go-around lever.
(10)
Connect the ohmmeter to the connector D41292, pin 12 and 13.
S 765-028-N00
(11)
Do a check of the go-around lever, S5.
(a)
Make sure there is continuity between pin 12 and pin 13.
(b)
Make sure the switch does not operate at the mid-travel position: 1) Push and hold the go-around lever of the No. 2 thrust lever
S 485-027-N00
0.10 inch (2.54 mm) down, to the mid-travel position.
2) Make sure that there is continuity between pin 12 and pin
13.
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76-12-02
ALL ú ú N01 Page 508 ú Oct 10/97
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
(c)
Push the go-around lever on the No. 2 thrust lever fully down.
(d)
Make sure there is no continuity between pin 12 and pin 13.
(e)
Release the go-around lever.
S 765-029-N00
(12) Do a check of the go-around lever, S6.
(a)
Make sure there is continuity between pin 12 and pin 13.
(b)
Make sure the switch does not operate at the mid-travel position: 1) Push and hold the go-around lever of the No. 3 thrust lever
0.10 inch (2.54 mm) down, to the mid-travel position. 2) Make sure that there is continuity between pin 12 and pin
13.
(c)
Push the go-around lever on the No. 3 thrust lever fully down.
(d)
Make sure there is no continuity between pin 12 and pin 13.
(e)
Release the go-around lever.
S 085-030-N00
(13)
Remove the ohmmeter.
S 825-044-N00
(14)
If any of the Go-Around switches do not pass the check, do this procedure: Adjust the applicable go-around switches (AMM 76-12-02/401).
S 435-031-N00
(15)
Connect the connectors that follow:
(a)
D41291
(b)
D41292
(c)
D41191
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本文链接地址：747-400 AMM 飞机维护手册 发动机控制 ENGINE CONTROLS(66)
