FES BATTERY PACK GEN2 14S, Version 1.23 September 2019
Page 16 of 26
4.2 Preflight test run
After battery packs were recharged, it is always required to perform short motor
run, so that FCU instrument can recognize recharge and new charge level is stored to the
FCU memory.
Short motor run is also recommended before first flight in flying day.
1.
Remove propeller covers and tail dolly.
2.
Open battery compartment cover.
3.
Check: Power switch OFF.
4.
Switch ON the BMS on each battery pack and wait until initial check is completed.
5.
Insert connecting cable between the front pack + terminal, and rear pack
–
terminal.
6.
Close battery compartment cover and seal it with tape.
7.
Seat into the cockpit of the glider and close canopy.
8.
Check that nobody is in line of propeller disk or in front of sailplane.
9.
Switch ON the FCU and wait a few seconds until appearance of normal screen.
10.
Switch ON the Power switch.
11.
Wait about 5 seconds so that charge level (indicated as bottles) reaches
100 % value (this happens only if total voltage is above 114V).
12.
Gently rotate throttle knob clockwise to start motor. Use only small RPM, just to check
if system works normally.
Caution:
New battery charge level will be stored to the FCU memory, only if
motor is started, for short time.
13.
Check if automatic positioning is working properly.
14.
Switch OFF the Power switch.
Standard type of
“Connecting cable”
, as used on most FES systems.
