Subtask 21-52-16-220-053
 E. In-Service Wear Limits
 (1) Use applicable measurement equipment and measure the OD of the bushing (14) and the ID of the shouldered bushing (5).
 NOTE : If any of the components are 'out of limits' then you must____ replace them. - for item (5) (Ref. CMM 215204).
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R R R R R R R  | FIG. | ORIGINAL MANUFACTURING LIMITS | IN-SERVICE WEAR LIMITS | | DETAIL |---------------------------------------|----------------------------| | AND | DIMENSION | ASSEMBLY CLEARANCE| DIMENSION LIMITS | MAX. | | ITEM | MM (IN.) | MM (IN.) | MM (IN.) | ALLOW. | | NO. |-------------------|-------------------|---------|---------| CLEAR. | | | MIN. | MAX. | MIN. | MAX. | MIN. | MAX. |MM (IN.)| |--------|---------|---------|---------|---------|---------|---------|--------| | CC | 8.986 | 8.995 | | | 8.979 | | | | OD 14 |(0.3537) |(0.3541) | | |(0.3535) | | | | | | | 0.005 | 0.029 | | | 0.043 | | | | | (0.0001)| (0.0011)| | |(0.0016)| | CC | 9.000 | 9.015 | | | | 9.022 | | | ID 5 |(0.3543) |(0.3549) | | | |(0.3551) | | -------------------------------------------------------------------------------
Subtask 21-52-16-220-054 
R  F. In-Service Wear Limits
 (1) Use applicable measurement equipment and measure the OD of the bolt (15) and the ID of the bushing (14).
 NOTE : If any of the components are 'out of limits' then you must____ replace them.

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R R R R R R R  | FIG. | ORIGINAL MANUFACTURING LIMITS | IN-SERVICE WEAR LIMITS | | DETAIL |---------------------------------------|----------------------------| | AND | DIMENSION | ASSEMBLY CLEARANCE| DIMENSION LIMITS | MAX. | | ITEM | MM (IN.) | MM (IN.) | MM (IN.) | ALLOW. | | NO. |-------------------|-------------------|---------|---------| CLEAR. | | | MIN. | MAX. | MIN. | MAX. | MIN. | MAX. |MM (IN.)| |--------|---------|---------|---------|---------|---------|---------|--------| | CC | 6.325 | 6.335 | | | 6.318 | | | | OD 15 |(0.2490) |(0.2494) | | |(0.2487) | | | | | | | 0.015 | 0.040 | | | 0.054 | | | | | (0.0005)| (0.0015)| | |(0.0021)| | CC | 6.350 | 6.365 | | | | 6.372 | | | ID 14 |(0.2500) |(0.2505) | | | |(0.2508) | | -------------------------------------------------------------------------------
Subtask 21-52-16-220-055 
R  G. In-Service Wear Limits
 (1) Use applicable measurement equipment and measure the OD of the bolt (15) and the ID of the shouldered bushing (4).
 NOTE : If any of the components are 'out of limits' then you must____ replace them. - for item (4) (Ref. CMM 215204).
 -------------------------------------------------------------------------------
R R R R R R R  | FIG. | ORIGINAL MANUFACTURING LIMITS | IN-SERVICE WEAR LIMITS | | DETAIL |---------------------------------------|----------------------------| | AND | DIMENSION | ASSEMBLY CLEARANCE| DIMENSION LIMITS | MAX. | | ITEM | MM (IN.) | MM (IN.) | MM (IN.) | ALLOW. | | NO. |-------------------|-------------------|---------|---------| CLEAR. | | | MIN. | MAX. | MIN. | MAX. | MIN. | MAX. |MM (IN.)| |--------|---------|---------|---------|---------|---------|---------|--------| | CC | 6.325 | 6.335 | | | 6.318 | | | | OD 15 |(0.2490) |(0.2494) | | |(0.2487) | | | | | | | 0.015 | 0.035 | | | 0.049 | | | | | (0.0005)| (0.0013)| | |(0.0019)| | CC | 6.350 | 6.360 | | | | 6.367 | | | ID 4 |(0.2500) |(0.2503) | | | |(0.2506) | | -------------------------------------------------------------------------------

 MACHINE - AIR CYCLE (10HM1,11HM1) - REMOVAL/INSTALLATION
________________________________________________________
 TASK 21-52-21-000-001
 Removal of the Air Cycle Machine 10HM1 (11HM1)
 WARNING : MAKE SURE THAT AIR IS NOT SUPPLIED TO THE AIR CONDITIONING SYSTEM
_______
 FROM THE MAIN ENGINE, THE APU OR A GROUND SOURCE.
 HOT COMPRESSED AIR CAN CAUSE INJURY TO PERSONNEL.

 NOTE : The procedure is the same for the air cycle machine 10HM1 and 11HM1.
____
 1.
 Reason for the Job

__________________
 Self Explanatory

 2.
 Job Set-up Information

______________________
 A. Fixtures, Tools, Test and Support Equipment
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REFERENCE  QTY DESIGNATION
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No specific blanking plugs
 No specific circuit breaker(s) safety clip(s)

 B. Referenced Information
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REFERENCE  DESIGNATION
　
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