Do you have a question about the AeroWorks .90-1.20 YAK 54 ARF-QB and is the answer not in the manual?
Crucial instructions for manual review and thorough part inspection prior to assembly.
Defines the aircraft's intended use for experienced pilots and warns against treating it as a toy.
Provides an overview of primary aircraft components like the fuselage, wings, and stabilizers.
Details included parts and hardware for specific sub-assemblies such as rudder, landing gear, and tailwheel.
Lists all required hardware, tools, and adhesives necessary for successful aircraft assembly.
Guidance on using heat guns and irons to tighten covering, emphasizing care to prevent trim damage.
Instructions for using a sealing iron to guarantee all covering seams and overlaps are securely bonded.
Details the optional method of sealing hinge gaps with clear covering for enhanced aerodynamics.
Step-by-step guide for installing aileron servos and connecting the control linkages.
Instructions for mounting control horns and assembling pushrods for precise aileron control.
Details mounting elevator control horns and installing elevator servos and associated control linkages.
Steps for proper rudder hinging to the vertical fin using epoxy adhesive.
Instructions for mounting the rudder servo and configuring the pull-pull cable control system.
Procedure for installing the tail wheel strut and connecting the steering linkage for directional control.
Steps for securely attaching the main landing gear strut to the aircraft's fuselage structure.
Guide for assembling wheels to the landing gear and attaching the corresponding wheel pants.
Instructions for mounting four-stroke engines and installing their throttle servos and control linkages.
Guidance for installing two-stroke engines and their respective throttle servos and control linkages.
Instructions for assembling the fuel tank, including tubing, fittings, and stopper.
Guidance on securely mounting the assembled fuel tank within the aircraft's fuselage.
Procedure for cutting and smoothing cooling air exit openings in the bottom of the aircraft cowl.
Steps for creating necessary cutouts in the cowl for muffler pipes and glow plug access.
Guide for installing the radio switch, regulator, and securing receiver batteries within the fuselage.
Instructions for positioning the receiver and routing the antenna wire through the fuselage.
Steps for securely mounting the cowl and attaching the wings to the aircraft fuselage.
Steps for attaching horizontal stabilizers and securing the canopy hatch assembly.
Instructions for cutting, applying, and positioning decals using transfer tape and application fluid.
Guidance on finding and adjusting the correct center of gravity for optimal flight performance.
Instructions for measuring and setting control throws for ailerons, elevator, and rudder surfaces.
Ensuring engine, controls, batteries, fasteners, covering, radio, and fuel are flight-ready.
Lists common aerobatic and 3D maneuvers performable with the aircraft.