Correction Weights and their Location
Figure 507 (Sheet 1)

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CFM56 ENGINES
737-300/400/500/ /MAINTENANCE MANUAL ////////////////////////
CALCULATED  LOCATION TO PUT THE  CALCULATED  LOCATION TO PUT THE
PHASE ANGLE (A)  CORRECTION WEIGHTS  PHASE ANGLE (A)  CORRECTION WEIGHTS 
183-187  19-20  273-277  10
188-191  19  278-281  9-10 
192-196  18-19  282-286  9
197-201  18 287-291  8-9 
202-206  17-18  292-296  8
207-210  17 297-300  7-8 
211-215  16-17  301-305  7
216-220  16 306-310  6-7 
221-225  15-16  311-315  6
226-229  15 316-319  5-6 
230-234  14-15  320-324  5
235-239  14 325-329  4-5 
240-243  13-14  330-333  4
244-248  13 334-338  3-4 
249-253  12-13  339-343  3
254-258  12 344-348  2-3 
259-262  11-12  349-352  2
263-267  11 352-357  1-2
268-272  10-11  358-2  1 
YHMM-C72-31C-0979-02
S-M56-MM-0979-(1)-02-B 

Correction Weights and their Location
Figure 507 (Sheet 2)

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CFM56 ENGINES
737-300/400/500/ /MAINTENANCE MANUAL ////////////////////////
THE CENTER OF MASS OF THE BALANCE WEIGHT IS ON ONE SCREW

Balance Weights With the Center of Mass On One Screw
Figure 508

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CFM56 ENGINES
737-300/400/500/ /MAINTENANCE MANUAL ////////////////////////

THE CENTER OF MASS OF THE BALANCE WEIGHTS IS BETWEEN

S-M56-MM-0984-03B
Balance Weights With the Center of Mass Between Two Screws
Figure 509 (Sheet 1)

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 ú  Jul 12/00 

BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
////////////////////////A / /
CFM56 ENGINES
737-300/400/500/ /MAINTENANCE MANUAL ////////////////////////
THE CENTER OF MASS OF THE BALANCE WEIGHTS IS BETWEEN TWO SCREWS

Balance Weights With the Center of Mass Between Two Screws
Figure 509 (Sheet 2)

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CFM56 ENGINES
737-300/400/500/ /MAINTENANCE MANUAL ////////////////////////
MACHINED MARK/INDEX FOR THE NO. 1 FAN BLADE
280
　
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