Black Horse Model Yak 54 Instruction Manual
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Black Horse Model Yak 54 Instruction Manual

Black Horse Model Yak 54 Instruction Manual

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SPECIFICATION
     Wingspan :
     Length
     Weight
     Engine
     Radio
     Servo
170 cm
:
156 cm
:
3.9 Kg
:
120 Two stroke.
120 Four stroke.
:
6channels.
:
6 servos.
ITEM CODE: BH48.
66.93 in.
61.42 in.
8.58 Lbs.
Made in Vietnam.

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Summary of Contents for Black Horse Model Yak 54

  • Page 1 ITEM CODE: BH48. SPECIFICATION      Wingspan : 170 cm 66.93 in.      Length 156 cm 61.42 in.      Weight 3.9 Kg 8.58 Lbs.      Engine 120 Two stroke.
  • Page 2 Instruction Manual ITEM CODE: BH48 This instruction manual is designed to help you build a great flying aeroplane. Please read this manual thoroughly before starting assembly of your YAK 54. Use the parts listing below to identify all parts. WARNING.

  • Page 3: Safety Precaution

    YAK 54 - Instruction Manual ITEM CODE: BH48 Caution: this model is not a toy! SAFETY PRECAUTION. If you are a beginner to this type of powered + This is not a toy model, please ask an experienced model flyer + Be sure that no other flyers are using your for help and support.
  • Page 4 YAK 54 - Instruction Manual ITEM CODE: BH48 Electric wire. Thread. C/A glue.  4. Using the thread as a guide and using masking tape, tape the servo lead to the end of the thread: carefully pull the thread out.
  • Page 5 YAK 54 - Instruction Manual ITEM CODE: BH48 INSTALLING THE AILERON CONTROL HORN. Remove the covering. Aileron Control horn Install aileron control horn as same aileron  . Install control horn as same as as picture below. picture below. Nilon control clasp.

  • Page 6: Installing The Engine Mount

    YAK 54 - Instruction Manual ITEM CODE: BH48 Secure C/A glue. Repeat the procedure for the other wing half. INSTALLING THE ENGINE MOUNT. Bottom side. Repeat the procedure for the other wing half. INSTALLING THE AILERON LINKAGES. Installing the aileron linkages as pictures below.

  • Page 7: Installing The Stopper Assembly

    YAK 54 - Instruction Manual ITEM CODE: BH48 4x30mm Engine mount C/A glue. FUEL TANK. INSTALLING THE STOPPER ASSEMBLY...
  • Page 8 YAK 54 - Instruction Manual ITEM CODE: BH48  6. When satisfied with the alignment of the stopper assembly tighten the 3mm x 20mm machine screw until the rubber stop- per expands and seals the tank opening. Do not over tighten the assembly as this could cause the tank to split.
  • Page 9 YAK 54 - Instruction Manual ITEM CODE: BH48 Blow through one of the lines to ensure the fuel lines have not become kinked inside the fuel tank compartment. Air should flow through easily.  9. To secure the fuel tank in place, apply a...
  • Page 10 YAK 54 - Instruction Manual ITEM CODE: BH48 13.5cm. Pushrod wire. COWLING.  1. Slide the fiberglass cowl over the en- gine and line up the back edge of the cowl with the marks you made on the fuselage. Mark point.
  • Page 11 YAK 54 - Instruction Manual ITEM CODE: BH48 Trim and cut. Right side. Left side.  2. While keeping the back edge of the cowl flush with the marks, align the front of the cowl with the crankshaft of the engine.

  • Page 12: Installing The Spinner

    YAK 54 - Instruction Manual ITEM CODE: BH48 INSTALLING THE SPINNER. MAIN GEAR INSTALATION. PARTS REQUIRED 3 x 12mm.  1. Assemble and mounting the wheel Install the spinner backplate, propeller pants as shown in the following pictures. and spinner cone. The spinner cone is held...

  • Page 13: Installing The Main Landing Gear

    YAK 54 - Instruction Manual ITEM CODE: BH48 Repeat the procedure for the other wheel pant .  2. A drop of C/A glue on the wheel collar screws will help keep them from coming lose during operation. Repeat the process for the other wheel.

  • Page 14: Mounting The Tail Wheel Bracket

    YAK 54 - Instruction Manual ITEM CODE: BH48 MOUNTING THE TAIL WHEEL BRACKET. Secure. 3x12mm      1. Set the tail wheel assembly in place on the plywood plate. The pivot point of the tail wheel wire should be even with the rud- der hinge line and the tail wheel bracket should be centered on the plywood plate.

  • Page 15: Installing The Fuselage Servos

    YAK 54 - Instruction Manual ITEM CODE: BH48 INSTALLING THE FUSELAGE SERVOS. Throttle servo. elevator servo right side Rudder servo  1. Install the rubber grommets and brass collets into the elevator servo. Test fit the servo into the servo tray.
  • Page 16 YAK 54 - Instruction Manual ITEM CODE: BH48 Top elevator. Center line. C/A glue. Bottom elevator. Center line. C/A glue.  1. Using a modeling knife, cut away the covering from the fuselage for the stabilizer and remove it. ...
  • Page 17 YAK 54 - Instruction Manual ITEM CODE: BH48 Check to mark sure the wing and stabi- lizer are paralell. If they are not, lightly sand the opening in the fuselage for the stabilizer until the stabilizer is paralell to the wing.
  • Page 18 YAK 54 - Instruction Manual ITEM CODE: BH48 ELEVATOR CONTROL HORN PUSHROD INSTALLATION. Elevator control horn install as same as the way of aileron control horn. Please see pic- tures below. M3 lock nut. 3mm x 30mm. Nilon control clasp.

  • Page 19: Vertical Installation

    YAK 54 - Instruction Manual ITEM CODE: BH48 VERTICAL INSTALLATION. C/A glue. C/A glue. Vertical stabilizer installation  See picture below.  1. Using a modeling knife cut away the covering from the end of fuselage for the rud- der hinge.
  • Page 20 YAK 54 - Instruction Manual ITEM CODE: BH48  5. Put the vertical stabilizer back in place. Using a triangle, check to ensure that the vertical stabilizer is aligned 90 de- gree to the horizontal stabilizer. Pen. Epoxy glue. ...

  • Page 21: Rudder Control Horn Installa- Tion

    YAK 54 - Instruction Manual ITEM CODE: BH48 Remove covering. C/A glue. RUDDER CONTROL HORN INSTALLA- TION. Rudder control horn install as same as the way of aileron control horn. Please see pic- tures below. 3mmx60mm. Nilon control clasp. M3 lock nut.
  • Page 22 YAK 54 - Instruction Manual ITEM CODE: BH48 Rudder cable. Cut. Rudder push-pull cable. Rudder Rudder      3. Secure the tail wheel bracket in place control horn control horn using three 3mm x 15mm wood screws. Be careful not to overtighten the screws.

  • Page 23: Installing The Throttle Pushrod

    YAK 54 - Instruction Manual ITEM CODE: BH48 After installing the adjustable metal connec- tor apply a small drop of thin C/A to the bot- tom nut. This will prevent the connector from loosening during flight. Rudder cable. Throttle servo.

  • Page 24: Installing The Receiver And Battery

    YAK 54 - Instruction Manual ITEM CODE: BH48 Tie wrap. Battery Switch Rudder push-pull cable. INSTALLING THE RECEIVER AND BATTERY.       1. Plug the servo leads and the switch lead into the receiver. You may want to plug...

  • Page 25: Wing Attachment

    YAK 54 - Instruction Manual ITEM CODE: BH48 WING ATTACHMENT.  1. Using a modeling knife, remove the cov- ering fuselage.  2. Locate the aluminium wing dihedral brace. Wing bolt. Secure the wing and fuse large through  3.Test fit the dihedral brace into fuselage.
  • Page 26 YAK 54 - Instruction Manual ITEM CODE: BH48 Installing the canopy as same as picture below Accurately mark the balance point on the top of the wing on both sides of the fuselage. The balance point is located 110mm back from the leading edge.

  • Page 27: Control Throws

    YAK 54 - Instruction Manual ITEM CODE: BH48 CONTROL THROWS.       1) We highly recommend setting up a plane using the control throws listed.       2) The control throws should be meas- ured at the widest point of each control sur- face.
  • Page 28 YAK 54 - Instruction Manual ITEM CODE: BH48...

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