Garmin G1000 Line Maintenance Manual page 157

Uncontrolled if Printed
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4.7.7.2 Miscellaneous Radar Faults
Symptom
Radar audibly noisy
during ground operation.
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LMM for the Kodiak 100
190-02102-00 Rev.4
Table 4-11. Possible Radar Faults
Possible Cause
Excessive gear train
noise or radome
interference.
Recommended Action
• Remove radome.
• Inspect interior surfaces of
the radome for contact with
the radar dish. Correct
interference by adjusting or
replacing radome.
• If no radome interference is
found, perform the
following:
1. Turn on the system.
2. Select the radar page
on the MFD.
3. Press the following
softkeys in the
following order: 7, 9,
9, 7.
4. Press the MODE
softkey
5. Press the TEST
softkey. The radar
dish will begin
scanning, but it will
not be transmitting.
• Test the horizontal and
vertical modes to exercise
the gear train and evaluate
for noise.
• If excessively noisy, replace
the GWX.
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