ASTENER REPLACEMENT Reason Freq: 1 NOT APPLICABLE ALREADY MODIFIED BY MANUFACTURE EARLIEST E/C: 2006-16-18 Category: AD Status: N/A Rev: 0 SANDEL AVIONICS INC. TAWS/RMI MODIFICATION Reason Freq: 1 THE AIRCRAFT IS NOT FITTED WITH SANDEL TWAS/RMI UNITS. HENCE THE AD IS N/A BY INSTALLED P/N LATEST EFTA