Page 40 - Volume 14 Number 4

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38 • KING AIR MAGAZINE
APRIL 2020
Textron Aviation is not respon- sible for the quality of maintenance performed to comply with this docu- ment unless the maintenance is ac- complished at a Textron Aviation- owned Service Center.
Service Bulletin 34-4171 R1: Navigation – ProLine Fusion Upgrade to Phase 3 Software
Original Issue: November 15, 2019
Revision 1 Issue: March 12, 2020
Revision Compliance – No Effect:
Airplanes previously modified by this service bulletin are not affected by this revision.
Description: Note: This revision replaces the original issue of SB 34-4171 in its entirety.
A. Updates Step 1 for Aircraft Personality Module (APM) strapping.
B. UpdatesSteps15B(1)and15C(1) to go thru Step 15H.
C. Updates Step 22 to provide more instruction for the Pilot’s Operating Handbook and FAA Approved Flight Manual.
D. Updates the Flight Crew Operations Summary.
The information provided in this column may be abbreviated for space purposes. For the entire communication, go to www. txtavsupport.com.