Extreme Flight YAK-54E Instruction Manual Download | Manualshive

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YAK-54E

ELECTRIC ARF

Instruction Manual

©Copyright 2006 EXTREME FLIGHT RC, Ltd.

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Summary of Contents for YAK-54E

Page 1: ...YAK 54E ELECTRIC ARF Instruction Manual Copyright 2006 EXTREME FLIGHT RC Ltd ...

Page 2: ...Tremendous aileron authority and insane roll rate from the massive ailerons The Yak also excels at tumbling maneuvers You ll be surprised at the range of gyroscopic maneuvers you can perform True tail over nose tumbles are no problem for the Yak 54 Sport flyers fear not Just because you re not a 3D hot dogger or IMAC flyer doesn t mean you can t enjoy the Yak 54 With reduced rates the Yak 54 is a ...

Page 3: ...pack saved is worth this investment 5 Observe the C rating of your batteries If your battery is rated at 2100 mah and 20C continuous discharge rate then you can safely pull 42000 mah or 42 Amps from it 2100 x 20 42000 mah 42 Amps Use a watt meter between your battery and ESC to determine the number of Amps you are drawing as well as the number of Watts you are generating I have found it is best fo...

Page 4: ... aileron Hold the aileron fully deflected and apply a drop of thin CA to each hinge Flip the wing over and repeat 2 Use a 11 hobby blade to remove the covering over the servo bay Install the aileron servo using the manufacturer supplied mounting screws Route the servo lead out of the root of the wing ...

Page 5: ...rol horn in place with medium CA Electronically center your servo and mount the ez connector to the servo arm Place the z bend in the aileron control horn and the other end of the wire into the hole in the ez connector Center the aileron and tighten the screw in the top of the ez connector to retain the aileron pushrod wire Use a small file to grind a flat spot on the pushrod wire so that the set ...

Page 6: ...m landing gear 2 3mm machine screws 2 3D Hobbyshop axles 2 nylon insert lock nuts 2 wheel collars 2 wheel spats 2 wheels and 2 plywood rings Use medium CA to glue the plywood ring to the inside of each wheel spat centered in the wheel spat as shown in the photo below Drill a hole through the fiberglass spat at the location of the hole in the plywood ring ...

Page 7: ... end of the 3D Hobbyshop axle through the hole in the wheel spat and landing gear and secure with the nylon insert locknut as illustrated in the photo 3 Place the wheel on the axle and use the wheel collar to retain the wheel ...

Page 8: ... of the covering to the landing gear plate It is also a good time to remove the covering from the wing slot and seal the edges with your sealing iron 5 Place a drop of blue Loctite on the threads of the 3mm landing gear mounting bolts and insert them through the landing gear and into the pre installed blind nuts in the landing gear plate ...

Page 9: ...Insert the tabs on the motor box into the slots in the F1 former 7 Use medium CA to secure the motor box to the F1 former Make sure to apply CA to all joints on both sides of the F1 former as well as all joints in the motor box ...

Page 10: ...the photo 10 Locate the horizontal stab Trial fit the stab into its slot in the rear of the fuselage and use a felt tipped marker to mark where the covering will need to be removed from the horizontal stab Remove the stab and use a sharp 11 blade to remove the covering where the stab will mate to the fuselage to insure a good wood to wood bond ...

Page 11: ...de to remove the covering from the vertical fin where it will mate to the fuselage to insure a good wood to wood bond 12 Insert the carbon fiber wing tube into the fiberglass sleeve in the fuselage and slide both wings onto the tube and into the slots on each side of the fuselage Make sure the root rib of the wing is flush against the inner fuselage structure 13 Re insert the stab and fin into the...

Page 12: ...elevators Deflect the elevators to 45 degrees and place a couple of drops of thin CA on each hinge Flip the assembly over and do the same for the other side of the hinge Make sure to leave enough space between the elevator and stab to allow for maximum deflection 15 Seal the elevator gaps with Blenderm tape or clear covering ...

Page 13: ...Make sure to scuff the surface of the control horn before gluing Use a 11 blade to remove the covering from the elevator servo slot and install the servo using the manufacturer supplied mounting hardware Place an ez connector on the servo arm Locate the elevator pushrod and insert the z bend into the phenolic control horn and the other end into the ez connector Electronically center the servo and ...

Page 14: ...d hardware to assemble the pull pull cable system At the rudder control horn end the cable will be threaded through the control horn and secured with a small aluminum tube which is crimped around the cable as pictured in the photo above At the servo end the cable is threaded through the hole in the connector as shown secured with a crimp and then inserted into the ez connector Center the servo ele...

Page 15: ...he tailwheel onto the wire and retain with the small wheel collar 21 Use the supplied bolts and washers to mount the motor to the mounting plate Put a drop of blue Loctite on the mounting bolts place a washer on the bolt and insert through the front of the motor mounting plate and into the threaded holes in the face of the motor Tighten firmly being careful not to crush the phenolic doubler ...

Page 16: ...ESC with Velcro or nylon cable ties as shown and plug the bullet connectors into their mating connectors on the motor Secure the wires with a nylon cable tie to prevent them from touching the rotating case of the motor ...

Page 17: ... using a 2 spinner for the Yak we like the Great Planes 2 spinner with lightened aluminum backplate View the cowl from the front top and sides and when satisfied with the position secure the cowl with masking tape Use a small drill bit mounted in a pin vise to drill through the cowl and into the mounting tabs You can view through the large opening in the front of the cowl to make sure you are dril...

Page 18: ...g root Correct CG should be easy to achieve by moving the battery along the length of the battery tray Adjust to fit your flying style Control surface recommendations are as follows Elevator 10 degrees low rates 45 degrees high rates Rudder 20 degrees low rates 45 degrees high rates Aileron 20 degrees low rates 45 degrees high rates Use exponential function to achieve the best feel for your partic...

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