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747-400 MAINTENANCE MANUAL
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 (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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MAINTENANCE MANUAL

NOSE LANDING GEAR

Nose Wheel Weights with Wing Strut Pressure Adjustment
Figure 519

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MAINTENANCE MANUAL

NOSE LANDING GEAR

Nose Sensor Counts with Wing Strut Pressure Adjustment
Figure 520

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F27028
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747-400
MAINTENANCE MANUAL

NOSE LANDING GEAR

Nose Wheel Weights with Final Strut Pressure Adjustment
Figure 521

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