Installation Instructions

GTN 6XX/7XX AML STC Installation Manual 190-01007-A3
Page 5-82 Rev. 4
Stabilization Calibration
Perform the WXR stabilization calibration as follows:
1. Ensure that the radar is in calibration mode.
2. Note the Roll Trim value for re-entry following the stabilization calibration procedure. Adjust the
Roll Trim field to 0.000.
3. Beginning with the step C in Section 2.3.6.3 of the RDS 81 Installation Manual (Honeywell P/N
006-00954-0001) or the RDS 82 Installation Manual (Honeywell P/N 006-00955-0006), perform
the stabilization alignment in the aircraft.
4. If the roll trim value was recorded from the previous WXR indicator or noted in step 2, set the
Roll Trim field on the GTN 7XX to this value.