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TASK 71-00-00-750-001
Fan Trim Balance - 1 sensor 3 speed
1. Reason for the Job
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Self Explanatory
2. Job Set-up Information
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A. Fixtures, Tools, Test and Support Equipment
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856A2650 1 CFM56 MULTI - ENGINE TRIM BALANCE PROGRAM
856A2678 1 CFM56 MULTI - ENGINE TRIM BALANCE PROGRAM
B. Referenced Information
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71-00-00-750-001 Fan Trim Balance - 1 Sensor 1 Speed 77-31-10-720-001 Electrical Test of the No.1 Bearing Vibration Sensor
(4002EV) 77-32-34-750-001 Fan Trim Balance with the EVMU (one Shot Method) TSM 770000810862 TSM 770000810863 TSM 770000810864 71-00-00-991-328 Fig. 509 71-00-00-991-329 Fig. 510 71-00-00-991-330 Fig. 511 71-00-00-991-331 Fig. 512 71-00-00-991-332 Fig. 513 71-00-00-991-333 Fig. 514 71-00-00-991-334 Fig. 515 71-00-00-991-335 Fig. 516 71-00-00-991-337 Fig. 517 71-00-00-991-343 Fig. 518 71-00-00-991-349 Fig. 519 71-00-00-991-350 Fig. 520 71-00-00-991-351 Fig. 521 71-00-00-991-352 Fig. 522 71-00-00-991-353 Fig. 523
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REFERENCE DESIGNATION
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71-00-00-991-356 Fig. 524
71-00-00-991-354 Fig. 525
71-00-00-991-355 Fig. 526
71-00-00-991-357 Fig. 527
71-00-00-991-358 Fig. 528
71-00-00-991-359 Fig. 529
71-00-00-991-360 Fig. 530
71-00-00-991-373 Fig. 531
3. Job Set-up
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R **ON A/C 001-049, 052-099, 101-149, 151-199, 201-299, 301-399, 401-499,
Subtask 71-00-00-869-114-A
A. As an alternative solution, you can use the Fan Trim Balance with the EVMU (Ref. TASK 77-32-34-750-001).
**ON A/C 051-051,
Subtask 71-00-00-869-114
A. Not Applicable
**ON A/C ALL
4. Procedure
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(Ref. Fig. 509/TASK 71-00-00-991-328, 510/TASK 71-00-00-991-329, 511/TASK 71-00-00-991-330, 512/TASK 71-00-00-991-331, 513/TASK 71-00-00-991-332, 514/TASK 71-00-00-991-333, 515/TASK 71-00-00-991-334, 516/TASK 71-00-00-991-335, 517/TASK 71-00-00-991-337)
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In-Flight Vibration Recording Example Figure 509/TASK 71-00-00-991-328
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Calculation Chart for One-Shot Plot Correction Weights
Figure 510/TASK 71-00-00-991-329
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Calculation Chart for One-Shot Plot Correction Weights Calculation Example
Figure 511/TASK 71-00-00-991-330
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Polar Graph for Trim Balance
Figure 512/TASK 71-00-00-991-331
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One-Shot Balancing Weight Plotting Example Figure 513/TASK 71-00-00-991-332
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One-Shot Better Compromise Determination Example Figure 514/TASK 71-00-00-991-333
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Balancing Screws
Figure 515/TASK 71-00-00-991-334
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