(1)  Install the light assembly.
(a)  
Make sure the lamps are installed in the new light assembly

(b)  
Connect the jumper to the new light assembly.

(c)  
Install the washer and screw.

(d)  
Connect the electrical connector.

(e)  
Put the light assembly in the fairin

Aviation Partners Boeing
757-200 MAINTENANCE MANUAL SUPPLEMENT  Part II
(f)  
Using an electrical bonding ohmmeter, make sure the resistance between the new assembly and the airplane structure measures no more than 0.0025 ohms.

(g)  
Install the bolts with the corrosion-preventative compound, MIL-C-11796, Class

III.

(h)  
At area indicated as “Special precaution” - Apply faying surface seal to all part to part interfaces using BMS5-95 per BAC5000. Apply the sealant, BMS5-142, at the seam between the light assembly [22] and fairing.

NOTE: Keep the sealant away from the lens assembly. Removal of the lens assembly is permitted.

(i)  
If the lens assembly was removed, install it.

(j)  
Reapply electrical power to the light, reversing step (1). As appropriate, either: 1). At the overhead panel, P5, set the switch to the on position and remove the DO-NOT-CLOSE tag. 2). Close each applicable circuit breaker on the overhead circuit breaker

panel, P11, for the position light and remove the DO-NOT-CLOSE tag: S 712-012
(2)  Do a test of the wing rear position light.
(a)  
Supply electrical power (AMM 24-22-00/201).

(b)  
Make sure the light comes on correctly.

(c)  
Remove electrical power if it is not necessary (AMM 24-22-00/201).

Aviation Partners Boeing 757-200 MAINTENANCE MANUAL SUPPLEMENT  Part II

Figure 202
Aft Position Light

Aviation Partners Boeing 757-200 MAINTENANCE MANUAL SUPPLEMENT  Part II

Figure 203
Aft Position Light

Aviation Partners Boeing
757-200 MAINTENANCE MANUAL SUPPLEMENT  Part II
WING POSITION LIGHTS TRANSFORMER
REMOVAL/INSTALLATION

1.  General
A.  This procedure contains these tasks:
(1)  
Wing Position Light - Transformer Removal

(2)  
Wing Position Light - Transformer Installation

B.  The transformer is located on OSS 838.17 LE Rib. In order to remove the transformer, you must first remove lower LE panel.
TASK 33-43-03-004-001-002
2.  Remove the Wing Position Lights Transformer (Fig. 401)
A.  References
AP57.2-0615-2 WDM Supplement to WDM 33-43-11 thru 33-43-12

B.  Access
(1)  Access Panels
Lower Wing Leading Edge

C.  Procedure
 S 864-011-002

(1)  
Open the applicable circuit breakers on the overhead circuit breaker panel, P11, and attach the DO-NOT-CLOSE tags:
　
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