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9

EN

Before the fi rst fl ights, or in the event of an 
accident, make sure the fl ight control surfaces 
are centered.

 Adjust the linkages mechanically if 

the control surfaces are not centered.  Use of the 
transmitter sub-trims may not correctly center the 
aircraft control surfaces due to the mechanical 
limits of linear servos.

 
1.   Make sure the control surfaces are neutral
 

when the transmitter controls and trims are

 

centered. The transmitter sub-trim must

 

always be set to zero.

2.   When needed, use a pair of pliers to carefully
 

bend the metal linkage (see illustration).

3.   Make the U-shape narrower to make the
 

connector shorter. Make the U-shape wider

 

to make the linkage longer.

 

Centering Controls After First Flights

For best performance with AS3X, it is important 
that excessive trim is not used.

 If the aircraft re-

quires excessive transmitter trim (4 or more clicks 
of trim per channel), return the transmitter trim 
to zero and adjust the linkages mechanically so 
that the control surfaces are in the fl ight trimmed 
position. 

Control Centering 

Control Horn Settings

The illustration shows linkage positions chosen for 
the most aerobatic response. Linkage connections 
on the control horns directly affect aircraft response. 

CAUTION:

 When these are incorrectly 

connected for the pilot’s skill level, unexpected 
aircraft response to controls can result. This can 
cause damage to the aircraft and personal injury.

EXTREME

EXTREME

Aileron Elevator Rudder

Dual Rates and Expos

To obtain the best fl ight performance, we 
recommend using a DSM2/DSMX radio capable 
of adjustable Dual Rates and Expo. The suggested 
settings shown here are the recommended 
starting settings. Adjust according to the individual 
preferences after the initial fl ight.

For activation and deactivation of Expo in the DX4e 
and DX5e, refer to the next section.

NOTICE: Do not set your transmitter travel adjust 
over 100%.

 If the TRAVEL ADJUST is set over 

100%, it will not result in more control movement, it 
will overdrive the servo and cause damage.

It is normal for linear servos to make signifi cant 
noise. The noise is not an indication of a faulty 
servo.

Tip: 

For the fi rst fl ight, fl y the model in low rate.

Dual Rate

Expo

High

Low

High

Low

Aileron

100%

70%

25%

15%

Elevator

100%

70%

30%

25%

Rudder

100%

70%

15%

5%

EXTREME 3D FLYING

INTERMEDIATE 3D FLYING

EXTREME

Summary of Contents for UMX Yak 54 180

Page 1: ...Instruction Manual Bedienungsanleitung Manuel d utilisation Manuale di Istruzioni UMX Yak 54 180...

Page 2: ...nd serious injury OR create a high probability of super cial injury NOTICE All instructions warranties and other collateral documents are subject to change at the sole discretion of Horizon Hobby Inc...

Page 3: ...gh read of this manual will help assure that you re equipped to successfully enjoy all the bene ts this outstanding ultra micro model has to offer To register your product online go to www e iterc com...

Page 4: ...esult in a fire personal injury and or property damage By handling charging or using the included Li Po battery you assume all risks associated with lithium batteries If at any time the battery begins...

Page 5: ...ty connection However check for proper alignment and polarity 2 Press the button on the charger The red LED will illuminate indicating charging has begun Charging a fully discharged not over discharg...

Page 6: ...You need to bind your chosen Spektrum DSM2 DSMX technology equipped aircraft transmitter to the receiver for proper operation Any full range Spektrum DSM2 DSMX transmitter can bind to the DSM2 DSMX re...

Page 7: ...ith the leading edge of the wing Center of Gravity CG At the wing root measure the CG location 50mm back from the leading edge of the wing 3 Lower the throttle and throttle trim to the lowest settings...

Page 8: ...er authority and make a variety of aerobatics possible 1 Slide each SFG in the respective channel on the leading edge of the wing NOTICE Install the SFGs vertically on the wing Failure to install the...

Page 9: ...n Settings The illustration shows linkage positions chosen for the most aerobatic response Linkage connections on the control horns directly affect aircraft response CAUTION When these are incorrectly...

Page 10: ...ansmitter 2 Release the aileron trim switch after a series of tones sound ascending tones for activation descending tones for deactivation If you plan to y your aircraft with a DX4e or DX5e activate E...

Page 11: ...r decrease the life of the servos Before making any adjustments always ensure the propeller has come to a complete stop and the throttle and throttle trim are fully lowered NOTICE Always use eye prote...

Page 12: ...e upper fuselage 2 Disconnect the motor wire connector from the ESC receiver connector on the right side of the fuselage 3 Inside the fuselage remove the screw D and motor E from the motor mount 4 Rem...

Page 13: ...fuselage and make sure motor is connected to the receiver Extra propeller noise or extra vibration Damaged propeller spinner or motor Replace damaged parts Prop screw is too loose Tighten the prop scr...

Page 14: ...fter landing Over Current Protection OCP stops the motor when the transmitter throttle is set high and the propeller cannot turn Fully lower throttle and throttle trim to arm ESC Servo locks or freeze...

Page 15: ...hout additional protection Ship via a carrier that provides tracking and insurance for lost or damaged parcels as Horizon is not responsible for merchandise until it arrives and is accepted at our fac...

Page 16: ...al will help to conserve natural resources and ensure that it is recycled in a manner that protects human health and the environment For more information about where you can drop off your waste equipm...

Page 17: ...5225 5 75x2 25 Electric Propeller UMX Yak 54 5 75x2 25 UMX Yak 54 5 75x2 25 H lice lec trique UMX Yak 54 Elica 5 75x2 25 UMX Yak 54 EFLU4067 Prop Adapter UMX Beast E ite Propeller Adap ter UMX Beast A...

Page 18: ...de c blage UMX Beast Adattatore collegam enti UMX Beast SPM6825 Ultra Micro Linear Servo Reverser Spektrum Ultra Micro Linear Servo Reverser Inverseur d ultra micro servo lin aire Invertitore per serv...

Page 19: ...the Horizon Hobby logo are trademarks or registered trademarks of Horizon Hobby Inc The Spektrum trademark is used with permission of Bachmann Industries Inc Futaba is a registered trademark of Futab...

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