- Control bar push out = Pitch up
- Push right toe = Throttle open
- Hand throttle forward = Throttle open
3.3 Trim device operation
Aeros-2/Cross Country ultralight could be equipped with the trim device mechanism for trimming the ultralight in
pitch.
Specifications of the Wing Trim Device
Voltage supply
9 – 14 V
Nominal force
300 kg
Maximum force
1000 kg
Consumption current at nominal force
10 A
Travel 92
mm
Emergency travel
100 mm
Complies with
IP54
Moving speed
15 mm/sec.
Operating mode
Short-term, repeated
Temperature range
-15…+55
°
C
Time to failure
relay
500000
turn-ons
terminal switch
100000 turn-ons
electric
motor
1000
hours
Dimensions
Diam. 48 x 371 mm
Weight 1.425
kg
NOTE
:
In the power supply system of the trim device it is necessary to have a 15A safety fuse.
For take off and landing the trim device position is 25 – 30 mm from most aft position (visual check).
For cruise trim the ultralight on desired cruise speed with the trim device.
The travel range of 92 mm is sufficient for trimming the ultralight in the horizontal straight flight at the speed range
of 65 – 100 km/h.
After the trim device has reached the most for or aft positions its travel automatically stops.
WARNING:
THE TRIM DEVICE IS DESIGNED TO OPERATE IN HORISONTAL FLIGHT, DURING TAKE OFF AND
LANDING ONLY.
WARNING:
IT IS NOT RECOMMENDED TO USE THE TRIM DEVICE IN MOST FORWARD POSITION IN
TURBULENT AIR IN ORDER TO AVOID EXCEEDING MAX. LOAD FACTOR.
CAUTION:
DO NOT LEAVE THE TRIM DEVICE ON IN MOST FORWARD AND AFT POSITION FOR LONG PERIOD
OF TIME.
The trim device consists of:
- travel mechanism;
- rear bracket;
- front bracket;
- joint unit;
-electric wiring with connectors, control switch and safety fuse.
The control switch is mounted on the right side of the cockpit (Aeros-2 trike) or on the seat frame bottom bracket
( Cross Country trike).
