Garmin G3X Installation Manual page 129

RPM Input Configuration – Select None, Mechanical Sensor (UMA 1A3C), 4 Cylinder Mag Port
(UMA T1A9), 6-Cylinder Mag Port (UMA T1A9), 4 Cylinder Electronic Ignition, 6 Cylinder Electronic
Ignition, Rotax Trigger Coil, or Jabiru Alternator as applicable to the aircraft's engine.
Fuel 1 and Fuel 2 Inputs – The Fuel 1 and Fuel 2 configuration pages allow configuration of resistive
type fuel sensors. Choices are None, Fuel Quantity 1 (or 2), Main Fuel 1 (or 2), and Aux Fuel 1 (or 2).
See Section 8.3.3 for calibration instructions.
Only one item can be selected from each of the following groups:
Group 1 Fuel Quantity 1, Main Fuel 1
Group 2 Fuel Quantity 2, Main Fuel 2
Group 3 Aux Fuel 1
Group 4 Aux Fuel 2
Aux Fuel 1 and 2 selections are also available from the POS 3/GP 3/Fuel 3 and
POS 4/GP 4/Fuel 4 Input Configuration pages.
The Fuel Quantity and Main Fuel selections are functionally the same, only the displayed text differs. It
is advised to back up calibration data to an SD card (Section 8.3.3) when configuring the fuel inputs, as
changing the Fuel 1 Input or Fuel 2 Input selection may delete the calibration data. This info applies
equally to the Cap (capacitive) Fuel Inputs described in the following pages of this section. Resistive
and/or Capacitive Inputs may be configured interchangeably for the above listed Groups 1-4.
G3X Installation Manual – Engine Sensor Installation and Configuration
190-01115-01
NOTE
Page 8-25
Revision E