Black Horse Model BH141A Instruction Manual Book
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Black Horse Model BH141A Instruction Manual Book

Black Horse Model BH141A Instruction Manual Book

All balsa - ply wood construction
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L-39 ALBATROS
ALL BALSA - PLY WOOD CONSTRUCTION.
95% ALMOST READY TO FLY
SPECIFICATION:
- Wingspan: 1,450mm (57.09in).
- Length: 1,860mm (73.23in).
- Flying weight: 4.6-4.9kg (10.12-10.78lbs).
- Wing area: 43dm .
- Wing loading: 113g/dm .
- Wing type: Naca airfoils.
- Covering type: Genuine ORACOVER®.
- Gear type: Electric retract gear,
size: (73.5 x 44 x 28)mm (not included)
or size: (81 x 44 x 29)mm (not included).
CNC Suspension Metal Struts (included).
Parts listing required (not included):
- Radio: 08 channels.
Instruction Manual Book
2
2
Item code: BH141A
- Servo: 08 standard high torque servos,
size: (29 x 13 x 30)mm.
- EDF: 90mm 10 Blade Impeller
- Battery: 2 Packs * 5 Cells LIPO 37V.
- Speed control: 120A.
Recommended EDF
and Battery set up (not included):
- EDF: DS51 - AXI - HDS 90mm 10 Blade Impeller,
Minimum thrust 4 kg.
- HET 700 - 68 - 1200KV.
- Lipo cell: 10 cells/5000mAh 55C.
- ESC: 120A Phoenix Castle.
Made in Vietnam.

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Summary of Contents for Black Horse Model BH141A

  • Page 1 Instruction Manual Book Item code: BH141A L-39 ALBATROS ALL BALSA - PLY WOOD CONSTRUCTION. 95% ALMOST READY TO FLY SPECIFICATION: - Servo: 08 standard high torque servos, - Wingspan: 1,450mm (57.09in). size: (29 x 13 x 30)mm. - Length: 1,860mm (73.23in).

  • Page 2: Table Of Contents

    Thank you for purchasing Black Horse Model products. With over 19 years experience in production and fly testing, Black Horse Model is committed to bring the best quality products and good service to customers. Along with a team of creative engineers and skilled workers, we will always accompany with customers by our great experiences, fully enthusiasm...

  • Page 3: Warning

    Black Horse Model products. By the commonly used for modelling. act of using the user-assembled products, the user Creases: Blow warm air over the area and rub down accepts all resulting liability.

  • Page 4: Safety Precaution

    L-39 ALBATROS Item code: BH141A SAFETY PRECAUTION. This model is not a toy and pilots must be over the Do not flip the propeller with your fingers.   age of 14. Keep loose clothing and wires away from the ...
  • Page 5 L-39 ALBATROS Item code: BH141A N141A DANGER DANGER EJECTION EJECTION SEAT SEAT : Fuselage. N141A CLOSED CLOSED CANOPY CANOPY : Wing panel (2a, 2b). OPEN OPEN EXPERIMENTAL EXPERIMENTAL : Horizontal stabilizer (3a, 3b). RESCUE RESCUE : Vertical stabilizer. : Aluminium wing dihedral brace.

  • Page 6: Installing The Ailerons And Flaps

    L-39 ALBATROS Item code: BH141A * Apply drops of thin CA to the top and bottom of each INSTALLING THE AILERONS, FLAPS hinge. Do not use CA accelerator. After the CA has fully hardened, test the hinges by pulling on the aileron.

  • Page 7: Installing The Control Horns And Linkages

    L-39 ALBATROS Item code: BH141A INSTALLING THE CONTROL HORNS, LINKAGES Flaslink - - - 4 - - 4 2mm hNut - - - - - - - 4 Horn Horn - - - 4 100mm Push rod - - 4...
  • Page 8 L-39 ALBATROS Item code: BH141A Pushrod Flaslink Horn Mark the spot to attach Bend 90 Bottom side Bottom side...

  • Page 9: Installing The Horizontal Stabilizer

    L-39 ALBATROS Item code: BH141A INSTALLING THE HORIZONTAL STABILIZER Aluminium tube Horizontal stabilizer. Elevator are installed - - - 2 the same way as the Flaslink 220mm - - 2 2mm Hex Nut Aileron before (see - - - - - - - 2 page 5, 6).

  • Page 10: Installation The Vertical Stabilizer

    L-39 ALBATROS Item code: BH141A INSTALLATION THE VERTICAL STABILIZER - - - 1 Flaslink - - 1 2mm Hex Nut vertical stabilizer Aluminium tube - - - - - - - 1 Horn 100mm Push rod - - 1 - - - 1...

  • Page 11: Installing The Edf(Electric Ducted Fan) System

    L-39 ALBATROS Item code: BH141A INSTALLING THE EDF SYSTEM (ELECTRIC DUCTED FAN) Drill 3 holes from the air outlet for the wires of EDF. 3 x 12mm Screw - - - - -- - 4 Open/Close Fuselage bottom side Air outflow.

  • Page 12: Installing The Wheel Well

    L-39 ALBATROS Item code: BH141A INSTALLING THE WHEEL WELL Wheel well Cut the plastic Cut the plastic Cut the plastic 35mm Aluminium - - - - 2 Remove the covering C/A glue 35mm Aluminium C/A glue Remove the covering C/A glue...

  • Page 13: Installing The Electric Gear Retracts

    L-39 ALBATROS Item code: BH141A INSTALLING THE ELECTRIC GEAR RETRACTS PARTS REQUIRED Electric not included. Electric not included. 73.5mm Main gear 21.00 Nose gear Only including oleo struts. 5 x 30mm Cap Screw - - - - - - 3...

  • Page 14: Installing The Plastic Bomb Top Wing

    L-39 ALBATROS Item code: BH141A INSTALLING THE PLASTIC BOMB TOP WING C/A glue Use C/A glue to secure the plastic bomb to the wing. C/A glue Repeat the procedure for the other Wing. Repeat the procedure for the other Wing.

  • Page 15: Installing The Receiver, Esc And Battery

    L-39 ALBATROS Item code: BH141A Install two cable to the steering servo nose gear. M2 Clevis Servo nose gear INSTALLING THE RECEIVER, ESC AND BATTERY 1) Plug the servo leads and the switch lead into the 4) Using a 2mm drill bit, drill a hole through the side of receiver.

  • Page 16: Secure The Wing To The Fuselage

    L-39 ALBATROS Item code: BH141A Position the canopy so the rear frame on the canopy is aligned with the rear edge of the cockpit opening. Use canopy glue to secure the canopy to the canopy hatch. Use low-tack tape to hold the canopy in position until the glue fully cures.
  • Page 17 L-39 ALBATROS Item code: BH141A Screw the wing panel in position.

  • Page 18: Balancing

    L-39 ALBATROS Item code: BH141A BALANCING CONTROL THROWS 1) We highly recommend setting up a plane using the 1) It is critical that your airplane be balanced correctly. control throws listed. Improper balance will cause your plane to lose control and crash.

  • Page 19: Main Gear Dimensional Detail

    L-39 ALBATROS Item code: BH141A MAIN GEAR DIMENSIONAL DETAIL NOSE GEAR STRUTS MAIN GEAR STRUTS 5mm hold 5mm hold 25mm 21mm...
  • Page 20 I/C FLINGT WARNINGS Keep all onlookers (especially small Always operate in open areas, away children and animals) well back from factories, hospitals, schools, from the area of operation. This is NEVER buildings and houses etc. NEVER als or other dangerous areas includ- serious injury in case of impact with ing airports, motorways etc.

This manual is also suitable for:

L-39 albatros

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