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Black Horse Model PITTS User Manual

Black Horse Model PITTS
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SPECIFICATION
Wingspan : 1.500 mm 59.06 in.
Length : 1.330 mm 52.36 in.
Weight : 4.7 kg 10.34 Lbs.
Radio : 6 channels.
Servo : 7 servos.
Engine : 120 2stroke.
Instruction Manual book
Made in Vietnam.
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Black Horse Model PITTS Specifications

General IconGeneral
BrandBlack Horse
ModelPITTS
CategoryToy
MaterialBalsa wood
TypeAeroplane
Radio4 channel

Summary

Specification

Aircraft Specifications

Details wingspan, length, weight, radio, servos, and engine size.

Safety Warnings

Aeroplane Not a Toy

Warns the aeroplane is not a toy and user assumes all risk.

Beginner Pilot Recommendations

Advises beginners to join clubs for training and advice.

Tools and Supplies

Required Tools and Supplies List

Lists essential tools and supplies for assembly.

Parts Listing

Fuselage Assembly Parts

Lists the fuselage component.

Wing Assembly Parts

Lists the left and right wing halves.

Tail Section Assembly Parts

Lists vertical and horizontal stabilizers.

Assembly Suggestions

Protecting the Model During Assembly

Advice on unwrapping parts and protecting surfaces during assembly.

Important Notes

Trial Fitting and Adjustments

Emphasizes trial fitting parts and potential minor adjustments.

Material Compatibility and Care

Warns about chemicals affecting painted and plastic parts.

Pre-Construction Important Information

Thorough Instruction Review

Advises reading instructions thoroughly, even for experienced builders.

Film Covering Notes

Correcting Film Creases and Warps

Explains how to fix minor film creases or warps using heat.

Caution on Heating Film

Warns against overheating the film covering to prevent damage.

Assembly Quality Emphasis

Screw Tightening Tip

General Safety Precautions

Not a Toy Warning

Reiterates that the model is not a toy.

Radio Frequency Safety

Advises checking radio frequency to avoid interference.

Fuel Handling Safety

Warns against smoking near fuel.

Fuel Storage Guidelines

Provides guidelines for safe fuel storage.

Eye Protection

Recommends wearing safety glasses.

Glow Plug Clip Safety

Stresses secure attachment of the glow plug clip.

Propeller Handling Safety

Warns against flipping the propeller with fingers.

Propeller Clearance

Advises keeping loose items away from the propeller.

Engine Start Safety

Prevents starting the engine near people.

Engine Adjustment Safety

Guides engine adjustments to be made safely away from the propeller.

Aileron Servo and Control Horn Installation

Aileron Servo Installation (Lower Wing)

Details the process of installing the aileron servo in the lower wing.

Aileron Servo Installation Steps

Servo Grommet and Eyelet Installation

Guides installing rubber grommets and brass eyelets onto the servo.

Preparing the Servo Tray

Explains removing covering to create the servo tray.

Routing the Servo Lead

Details using thread and tape to pull the servo lead through.

Drilling Servo Mounting Holes

Instructs on drilling pilot holes for servo mounting screws.

Mounting Servo Tray in Wing

Guides the installation of the servo tray with the servo into the wing.

Aileron Control Horn Installation

Installing Aileron Control Horn

Details the process of installing the aileron control horn.

Aileron Linkages Installation

Connecting Aileron Linkages

Shows how to connect the aileron control linkages.

Wing Strut Installation (Upper Wing)

Attaching Wing Struts

Details the process of attaching wing struts using glue.

Joining Wing Halves (Upper Main Wing)

Locate Dihedral Brace

Instructs to find the aluminium wing dihedral brace.

Test Fit Dihedral Brace

Advises testing the fit of the dihedral brace in the wing halves.

Securing Wing Halves

Details drilling and securing the wing halves together with the brace.

Engine Mount Installation

Attaching the Engine Mount

Guides the attachment of the engine mount using screws.

Fuel Tank Installation

Stopper Assembly Installation

Details installing the stopper assembly into the fuel tank.

Connecting Fuel Lines

Explains connecting silicon fuel lines to the stopper.

Bending Vent Tubes

Describes bending nylon tubes for vent and fueling.

Bending Fueling Valve Tube

Details bending the third nylon tube for the fueling valve.

Fuel Tank Securing

Testing Stopper Fit

Advises testing the fit of the stopper assembly in the tank.

Securing the Stopper Assembly

Guides tightening the machine screw to seal the tank opening.

Cutting Fuel Lines

Instructions on cutting fuel lines to length.

Routing Fuel Lines Through Firewall

Details routing fuel lines through the firewall.

Securing the Fuel Tank

Explains applying sealer to secure the fuel tank.

Temporary Fuel Tank Securing

Advises against permanent fuel tank securing until after balancing.

Engine Installation

Preparing Throttle Pushrod

Locating and preparing the throttle pushrod wire.

Mounting Engine to Mount

Guides fitting the engine to the engine mount using screws.

Securing the Engine

Details drilling holes and securing the engine to the mount.

Cowling Installation

Positioning the Cowl

Guides positioning the fiberglass cowl over the engine.

Aligning the Cowl Front

Details aligning the cowl front with the engine crankshaft.

Securing the Cowl

Explains securing the cowl with wood screws.

Muffler Clearance and Connections

Covers installing the muffler and making necessary cutouts and connections.

Throttle Pushrod Installation

Installing Throttle Connector

Details installing the metal connector onto the servo arm.

Securing Throttle Connector

Advises securing the connector with C/A glue to prevent loosening.

Spinner Installation

Mounting Spinner Components

Guides installing the spinner backplate, propeller, and cone.

Securing the Spinner Cone

Explains securing the spinner cone with wood screws.

Elevator Installation

Elevator Servo Installation

Details installing the elevator servo into its tray.

Elevator Servo Grommets and Collets

Guides installing grommets and collets for the elevator servo.

Mounting Elevator Servo to Tray

Explains mounting the servo to the tray using screws.

Horizontal Stabilizer Installation

Attaching Horizontal Stabilizer

Details attaching the horizontal stabilizer using C/A glue.

Horizontal Stabilizer Mounting

Marking and Inserting Horizontal Stabilizer

Guides marking and sliding the horizontal stabilizer into the fuselage.

Preparing Fuselage for Stabilizer

Explains cutting away fuselage covering for stabilizer fit.

Marking Rudder Shape

Instructs marking the vertical stabilizer shape onto the rudder.

Horizontal Stabilizer Attachment

Removing Stabilizer Covering

Details removing covering from the horizontal stabilizer using marked lines.

Caution on Cutting Covering

Warns against cutting into the balsa structure when removing covering.

Applying Epoxy for Stabilizer

Guides applying 30-minute epoxy to the stabilizer mounting area.

Aligning Stabilizer with Wing

Advises checking and ensuring the stabilizer is parallel to the wing.

Finalizing Stabilizer Attachment

Details removing tape, inspecting glue joints, and filling gaps.

Elevator Control Horn Installation

Installing Elevator Control Horn

States elevator control horn installation is similar to the aileron's.

Elevator Pushrod Installation

Installing Elevator/Rudder Pushrods

Notes that elevator and rudder pushrod installation mirrors the aileron's.

Vertical Stabilizer Installation

Rudder Servo Installation Method

States rudder servo installation follows the elevator servo method.

Preparing Fuselage for Vertical Stabilizer

Guides removing covering from fuselage and hinge slots for the vertical stabilizer.

Marking Rudder Shape

Instructs marking the vertical stabilizer shape onto the rudder.

Cutting Rudder Covering

Details cutting the rudder covering along marked lines.

Removing Horizontal Fin Covering

Guides removing covering from the horizontal fin.

Vertical Stabilizer Alignment

Aligning Vertical Stabilizer

Guides placing and aligning the vertical stabilizer at 90 degrees to the horizontal stabilizer.

Vertical Stabilizer and Rudder Hinge Gluing

Gluing Vertical Stabilizer and Rudder Hinge

Details applying epoxy to secure the vertical stabilizer and rudder hinge.

Rudder Control Horn Installation

Installing Rudder Control Horn

States rudder control horn installation mirrors the aileron's.

Rudder Pushrod Installation

Installing Rudder Pushrod

Notes rudder pushrod installation is the same as the aileron's.

Tail Wheel Bracket Mounting

Positioning Tail Wheel Bracket

Guides positioning the tail wheel assembly on the plywood plate.

Tail Wheel Bracket Securing

Marking and Drilling for Tail Wheel

Details marking and drilling pilot holes for the tail wheel bracket.

Securing Tail Wheel Bracket

Explains securing the tail wheel bracket with wood screws.

Main Landing Gear Installation

Attaching Main Landing Gear Components

Guides attaching the main landing gear components using screws and glue.

Securing Main Landing Gear

Details securing the main landing gear parts.

Switch Installation

Preparing Switch Mounting Area

Guides cutting the switch hole and drilling mounting holes.

Securing the Switch

Explains securing the switch with machine screws.

Receiver and Battery Installation

Connecting Servos and Switch to Receiver

Guides plugging servo and switch leads into the receiver.

Protecting Receiver and Battery

Explains wrapping components in foam for protection.

Securing Receiver and Battery Pack

Details positioning and securing the receiver and battery pack.

Temporary Securing of Electronics

Advises temporary securing of receiver and battery until after balancing.

Wing Attachment

Locating Wing Dihedral Brace

Guides locating the aluminium wing dihedral brace.

Testing Dihedral Brace Fit

Advises test fitting the dihedral brace into wing halves.

Wing Attachment to Fuselage

Attaching Wings and Fuselage Hatch

Details attaching the wings and fuselage hatch.

Securing Wing Attachment

Guides drilling and securing the wing attachment points.

Balancing the Model

Importance of Correct Balance

Stresses the criticality of proper balance for flight control.

Center of Gravity (CG) Location

Specifies the CG location: 65mm back from the wing's leading edge.

Marking and Checking Balance Point

Guides marking, checking, and confirming the balance point on the wing.

Adjusting Balance for Flight

Suggests adjusting balance for desired flying characteristics.

Final Balance Check and Correction

Describes final check, identifying and correcting tail/nose-heavy conditions.

Control Throws Setup

Recommended Control Throws and Measurement

Recommends and details measuring control throws at widest points.

Checking Control Surface Direction

Advises verifying control surfaces move in the correct directions.

Specific Control Throw Values

Lists specified throw values for ailerons, elevator, and rudder.

Pre-Flight Checks

Battery Charging and Component Checks

Advises charging batteries and checking all fasteners and glue joints.

Final Aircraft Checks

Emphasizes re-checking balance, control surfaces, antenna, and propeller.

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