Service Letter SL-750-21| Name | Revision | Lang | Subject | Date |
|---|
| SL750-21-01 | | en | AIR CONDITIONING - ALTITUDE SELECT SWITCH WIRING INSPECTION | 07/19/1999 |
| SL750-21-02 | 4 | en | Air Conditioning - Air Cycle Machine (ACM) Spares Installation Instructions For 738384-30, 738384-31, 738384-32 or 738384-33 Oil Bearing ACM Replacement With 9914497-1 Air Bearing ACM And Reidentification Of The Environmental Control Unit | 01/22/2014 |
| SL750-21-03 | | en | AIR CONDITIONING - TRANSMITTAL OF AIRBORNE PRODUCT REFERENCE MEMO NUMBER 52 | 10/09/2000 |
| SL750-21-05 | | en | AIR CONDITIONING - AIR CYCLE MACHINE INSPECTION/REPLACEMENT | 10/17/2003 |
| SL750-21-06 | | en | AIR CONDITIONING - TRANSMITTAL OF HAMILTON SUNDSTRAND SERVICE BULLETIN 738384-21-02, REVISION 1, INCORPORATE NEW OIL SUMP WITH FILL PORTS | 04/02/2008 |
| SL750-21-07 | | en | Mandatory AIR CONDITIONING - TRANSMITTAL OF AIRBORNE SERVICE LETTER 74 MANDATORY REPLACEMENT OF CONTROLLER-INVERTER (PARKER PART NUMBER 1E48-1) | 09/16/2008 |
| SL750-21-08 | 1 | en | AIR CONDITIONING - MS21919WDF YELLOW NITRILE CLAMP INSPECTION | 04/21/2010 |
