(a)
11F30, AIR DATA CMPTR RIGHT
S 285-084
(49)
Make sure the RIGHT STALL hex display on the WEU BITE Module shows the code D2.
S 865-085
(50)
Close these circuit breakers on the P11 panel:
(a)
11G14, FLAP SLAT ELEC UNIT 1 SENSOR
(b)
11G21, FLAP SLAT ELEC UNIT 3 POWER
S 285-087
(51)
Make sure the RIGHT STALL hex display on the WEU BITE Module shows the code 4F.
S 485-092
(52)
Attach probe A of the ARINC 429 Data Bus Analyzer to Burndy block Z106, TB205 on the E2-3 shelf, and attach probe B to Burndy block Z105, TB205 on the E2-3 shelf (WDM 34-46-12).
(53)
Set the analyzer to decode label 270.
(54)
Make sure that BIT 15 = 0 (GND MODE).
S 985-093
S 285-094
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
27-32-00
ALL ú ú 01A Page 516 ú May 20/98
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
757
MAINTENANCE MANUAL
S 985-177
(55)
Install a deactuator on these proximity sensors (Ref 32-09-02/201):
(a)
S10059, System 2 - Right Truck Not Tilted Sensor Switch
(b)
S10064, System 2 - Left Truck Not Tilted Sensor Switch
S 285-096
(56)
Make sure that BIT 15 = 1 (AIR/GND = Air Mode):
S 985-178
(57)
Remove the deactuators from the proximity sensors.
S 285-098
(58)
Make sure that BIT 15 = 0.
S 985-099
(59)
Install an actuator on this proximity sensor (Ref 32-09-02/201):
(a)
S10068, System 2 - Nose Gear Not Compressed Prox Sensor Switch
S 285-137
(60)
Make sure that BIT 15 = 1:
S 985-100
(61)
Remove the actuator from the proximity sensor.
S 285-101
(62)
Make sure that BIT 15 = 0.
S 865-103
(63)
Open this circuit breaker on the P11 panel:
(a)
4J33 or 11J33, WARN ELEX A
S 285-104
(64)
Make sure that BIT 11 = 0.
S 865-105
(65)
Close the circuit breaker opened in the step above. Make sure that label 270, BIT 11 = 0 then changes to 1.
NOTE: Monitor label 270, BIT 11 when the circuit breaker is closed.
____
The zero (0) is shown for less than 1 second.
S 985-106
(66) Set the analyzer to decode label 271.
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ALL ú ú 01A Page 517 ú Sep 28/99
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
757 MAINTENANCE MANUAL
S 985-107
WARNING: KEEP PERSONS AND EQUIPMENT AWAY FROM THE LEADING EDGE SLATS AND
_______ THE TRAILING EDGE FLAPS. YOU WILL MOVE THE LEADING EDGE SLATS AND THE TRAILING EDGE FLAPS IN THE TEST THAT FOLLOWS. THIS CAN CAUSE INJURY TO PERSONS OR DAMAGE TO EQUIPMENT.
(67)
Move the flaps to each position given in Table 501, and make sure that BITS 14 thru 20 of label 271 are as shown.
S 865-108
(68)
Open this circuit breaker on the P11 panel:
(a)
11B18, WARN ELEX B
S 285-109
(69)
Make sure that Label 271, BIT 29 = 0.
S 865-110
(70)
Close the circuit breaker opened in the step above. Make sure that label 271, BIT 29 = 0 then changes to 1.
NOTE: Monitor label 271, BIT 29 when the circuit breaker is closed.
____ The zero (0) is shown for less than 1 second.
S 085-111
(71)
Disconnnect the ARINC 429 data bus analyzer.
H.
Put the Airplane Back to Its Usual Condition
S 445-134
(1)
Put the safety-sensitive systems back to their initial conditions (Ref 32-09-02/201).
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