31-41-00
ALL ú ú 05S Page 511 ú Feb 18/01
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400
MAINTENANCE MANUAL
AXLE LOCA-TION WHEEL NO. WHEEL WHEEL WEIGHT (lbs.) FOR AXLE) (ADD AVERAGES Y (AXLE WEIGHT) V ING (WEIGHT-VALUE)
SAMPLE 1 SAMPLE 2 SAMPLE 3 AVERAGE
L WING FWD OUTBD 1
0
INBD 2
L WING AFT OUTBD 3 0
INBD 4
FWD L BODY OUTBD 5 0
INBD 6
AFT L BODY OUTBD 7 0
INBD 8
FWD R BODY INBD 9 0
OUTBD 10
AFT R BODY INBD 11 0
OUTBD 12
FWD R WING INBD 13 0
OUTBD 14
AFT R WING INBD 15
0
OUTBD 16
MAIN LANDING GEAR
WHEEL LOCATION NO. WHEEL WHEEL WEIGHT (lbs.) V VALUE) (WEIGHT-ING
SAMPLE 1 SAMPLE 2 SAMPLE 3 (AVERAGE) Y
LEFT 17 1
RIGHT 18 1
NOSE LANDING GEAR
Wheel Weights at Normal Strut Pressures
Figure 503
C04255
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
31-41-00
ALL ú ú 05S Page 512 ú Feb 15/98
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400
MAINTENANCE MANUAL
AXLE TION LOCA-SENSOR NO. SENSOR SENSOR COUNTS COUNTS (SUM OF AVERAGES FOR AXLE) AXLE X (DELTA COUNTS) (AXLE COUNTS -AXLE IDEAL ZERO)
SAMPLE 1 SAMPLE 2 SAMPLE 3 AVERAGE
FWD L WING OUTBD 1
INBD 2
AFT L WING OUTBD 3
INBD 4
L BODY FWD OUTBD 5
INBD 6
L BODY AFT OUTBD 7
INBD 8
R BODY FWD INBD 9
OUTBD 10
R BODY AFT INBD 11
OUTBD 12
R WING FWD INBD 13
OUTBD 14
R WING AFT INBD 15
OUTBD 16
MAIN LANDING GEAR
LOCATION SENSOR SENSOR NO. SENSOR COUNTS (AVERAGE -(DELTA COUNTS) X IDEAL ZERO)
SAMPLE 1 SAMPLE 2 SAMPLE 3 AVERAGE
LEFT FWD 17F
LEFT AFT 17R
RIGHT FWD 18F
RIGHT AFT 18R
NOSE LANDING GEAR
Sensor Counts at Normal Strut Pressures
Figure 504
C19991
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
31-41-00
ALL ú ú 05S Page 513 ú Feb 15/98
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400
MAINTENANCE MANUAL
(b) Make sure the pressure difference between the two shock struts of the wing landing gear is always less than 50 psi.
(2) S 865-034Stop for a minimum of 10 minutes to let the system and the scales become stable.
(3) S 975-035Collect the first set of samples: (a) Read the weight on each wheel from the scales and write the data in Figure 505, in the WHEEL WEIGHT, SAMPLE 1 column.
NOTE:____ Wheel weights must be recorded in pounds (lbs.).
(b) Read the counts for each load sensor with WBC mode 22 and write the data in Figure 506, in the SENSOR COUNTS, SAMPLE 1 column.
(4) S 865-036Stop for a minimum of one minute.
(5) S 975-037Collect the second set of samples: (a) Read the weight on each wheel from the scales and write the data in Figure 505, 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 506, in the SENSOR COUNTS, SAMPLE 2 column.
中國航空網 m.k6050.com
航空翻譯 www.aviation.cn
本文鏈接地址：747-400 AMM 飛機維護手冊 指示/記錄系統 1(91)
