Sling 4 TSi
Section 7
Pilot Operating Handbook
Aircraft and Systems
Document Number: DC-POH-001-X-F-3.0
Page | 7-6
Revision: 3.0
Date: 2021/07/14
7.2.7
Electrical equipment / control switches
7.2.8
EFIS
The EFIS selection and control mechanism is described in detailed in
the EFIS manufacturer documentation. Please refer to this
documentation. Refer to 7.10.1 EFIS System for more detailed
information.
Switch /
Label
Function
Position
MASTER /
STARTER KEY
SWITCH
Power disconnected from main bus.
OFF
Main bus connected to power.
ON
Engage starter motor.
START
EFIS
Switch power (main bus) to EFIS system
on/off.
UP
ON
DOWN
OFF
EFIS BKUP
Connects EFIS to EFIS back-up battery.
MAIN PUMP Switch main fuel pump on/off.
AUX PUMP
Switch auxiliary fuel pump on/off.
LAND
Switch landing lights on/off.
TAXI
Switch taxi lights on/off.
NAV
Select position (navigation) lights.
STROBE
Select anti-collision (strobe) lights.
AVIONICS
Switch power to radio and transponder
on/off.
ECU BKUP
Connects the EMS / ECU to the main battery
(to provide back-up power).
AUTOPILOT Switch power to autopilot servos on/off.
MASTER
Switch power to main bus on/off.
LANE A
Select Lane A magneto/ignition source.
LANE B
Select Lane A magneto/ignition source.