Outboard Landing Light Assembly Installation 500
33-42-11 Figure 401 Aug 15/67
Page 402
BOEING PROPRIETARY - Copyright . - Unpublished Work - See title page for details.
OUTBOARD LANDING LIGHTS - ADJUSTMENT/TEST
General
A. The following information gives the procedure for the adjustment/test of the outboard landing lights after the assembly has been replaced. Lights may be adjusted individually as required with the airplane in a normal taxi attitude.
B. The following adjustment steps require the airplane to be level. The lights may be adjusted with the airplane in normal taxi attitude by hanging a plumb bob in the right wheel well (Ref. Chapter 8) and noting the airplane nose-up or nose-down angle. If nose-up, add angle to "A" index mark of adjustment tool protractor. If nose-down, subtract angle from "A" index mark of adjustment tool protractor.
2. Outboard Landing Light Adjustment (Fig. 501)
A. Equipment and Materials
(1) Adjustment Tool - Boeing F80179
B. Prepare Outboard Light for Adjustment
(1)
Verify that airplane is level (Ref Chapter 8).
(2)
Provide electrical power.
(3)
Close OUTBD R & L landing light circuit breakers on circuit breaker panel P18-3.
(4)
Lower trailing edge flaps to 30-unit position (Ref 27-81-0).
(5)
Set outboard light switch to EXTEND or ON, as applicable.
(6)
Open circuit breakers closed in step (3).
(7)
Remove flap tail cone by removing retaining screws.
(8)
Install adjustment tool to outboard landing light as shown in Fig. 501.
C. Adjust Landing Light
(1)
Adjust indexing rod linkage to obtain a 6.5 +1 degree down attitude as indicated by the position of the adjustment tool pointer on the protractor light attitude scale.
(2)
Lower trailing edge flap to fully extended position, and verify that landing light is aimed in a down attitude of 4.8 +1 degree as indicated by the position of the adjustment tool pointer on the protractor light attitude scale.
500
Aug 15/77 BOEING PROPRIETARY - Copyright . - Unpublished Work - See title page for details. 33-42-11 Page 501
Outboard Landing Light Lamp Installation and Adjustments 500
33-42-11 Figure 501 (Sheet 1) Feb 15/68
Page 502
BOEING PROPRIETARY - Copyright . - Unpublished Work - See title page for details.
501 Outboard Landing Light Lamp Installation and Adjustment
Aug 15/77 Figure 501 (Sheet 2) 33-42-11
Page 503
BOEING PROPRIETARY - Copyright . - Unpublished Work - See title page for details.
D. Restore Airplane to Normal Configuration
(1)
Remove adjusting tool.
(2)
Close circuit breaker opened in step 2.B.(6).
(3)
Position outboard landing light switch on forward overhead panel to RETRACT position to retract light.
(4)
Restore flaps to normal (Ref 27-81-0).
(5)
Remove electrical power if no longer required.
3. Outboard Landing Light Test
A. Test Outboard Landing Light
(1)
Provide electrical power.
(2)
Check that OUTBD R & L landing light circuit breakers on circuit breaker panel P18-3 are closed.
中国航空网 www.aero.cn
航空翻译 www.aviation.cn
本文链接地址:737 AMM 飞机维护手册 灯 LIGHTS(43)