Figure 7-4, Ambient Temperature Conversion Chart - Garmin G1000 Nxi System Maintenance Manual

Torque Functional Check
Required test equipment:
Calibrated DC Power Source
If the left engine gauge needs to be tested, perform the following:
1. Disconnect the J102 firewall connector.
2. Apply external power to aircraft and start the G1000 system in normal mode.
3. Inject a DC voltage into GEA 1 by connecting the DC power source to the left engine
firewall connector-pins J102-C (HI) and J102-R (LO).
4. If the test input shows a correct gauge reading within the Indication tolerance in Table
7-2, troubleshoot the torque sensor per the Beechcraft King Air 300 Series Maintenance
Manual.
5. If the test input shows an incorrect gauge reading outside the Indication tolerance in
Table 7-2 perform the following:
a. Check gauge circuit wiring for faults.
b. Replace GEA 1.
G1000 NXi System Maintenance Manual
King Air 300 Series
190-00716-N1

Figure 7-4, Ambient Temperature Conversion Chart

Test Equipment Make/Requirement
0-10 VDC
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