31-41-00
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400 MAINTENANCE MANUAL
S 865-100
(2)
Stop for ten minutes to let the strut pressures become stable.
S 975-102
(3)
Collect the first set of samples:
(a)
Read the weight on each wheel from the scales and write the data in Figure 519, in the WHEEL WEIGHT, SAMPLE 1 column.
(b)
Read the counts for each load sensor with WBC mode 22 and write the data in Figure 520, in the SENSOR COUNTS, SAMPLE 1 column.
S 865-104
(4)
Stop for a minimum of one minute.
S 975-106
(5)
Collect the second set of samples:
(a)
Read the weight on each wheel from the scales and write the data in Figure 519, in the WHEEL WEIGHT, SAMPLE 2 column.
(b)
Read the counts for each load sensor with WBC mode 22 and write the data in Figure 520, in the SENSOR COUNTS, SAMPLE 2 column.
S 865-049
(6)
Stop for a minimum of one minute.
S 975-050
(7)
Collect the third set of samples:
(a)
Read the weight on each wheel from the scales and write the data in Figure 519, in the WHEEL WEIGHT, SAMPLE 3 column.
(b)
Read the counts for each load sensor with WBC mode 22 and write the data in Figure 520, in the SENSOR COUNTS, SAMPLE 3 column.
I. Restore Wing Gear Strut Pressure and Collect Data (Figures 521 and 522)
S 865-154
(1)
Adjust the inflation pressure of the wing landing gear shock struts equally until the original standard flight-tolerant levels are restored (AMM 12-15-03/301).
(2)
Stop for ten minutes to let the strut pressures become stable.
S 975-157
(3)
Collect the first set of samples:
(a)
Read the weight on each wheel from the scales and write the data in Figure 521, in the WHEEL WEIGHT, SAMPLE 1 column.
(b)
Read the counts for each load sensor with WBC mode 22 and write the data in Figure 522, in the SENSOR COUNTS, SAMPLE 1 column.
(4)
Stop for a minimum of one minute.
S 865-155
S 865-158
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400
MAINTENANCE MANUAL
NOSE LANDING GEAR
Nose Wheel Weights with Wing Strut Pressure Adjustment
Figure 519
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
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F27026
A
747-400
MAINTENANCE MANUAL
NOSE LANDING GEAR
Nose Sensor Counts with Wing Strut Pressure Adjustment
Figure 520
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
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F27028
A
747-400
MAINTENANCE MANUAL
NOSE LANDING GEAR
Nose Wheel Weights with Final Strut Pressure Adjustment
Figure 521
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú 中国航空网 www.aero.cn 航空翻译 www.aviation.cn 本文链接地址：747-400 AMM 飞机维护手册 指示/记录系统 1(107)
