Extreme Flight 50cc Extra 300 ARF Instruction Manual Download | Manualshive

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50cc Extra 300 ARF

Instruction Manual

©Copyright 2007 Extreme Flight RC, Ltd.

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Summary of Contents for 50cc Extra 300 ARF

Page 1: ...50cc Extra 300 ARF Instruction Manual Copyright 2007 Extreme Flight RC Ltd...

Page 2: ...cs in order to be properly insured and to operate your model at AMA sanctioned flying fields only If you are not willing to accept ALL liability for the use of this product please return it to the pla...

Page 3: ...te most canister mufflers and tuned pipes sold for the current makes of 50 60cc engines Also included is a set of protective wing and stab bags and a canopy hatch cover to keep your investment looking...

Page 4: ...begin to lift at the edges Take your time and a beautiful paint like finish is attainable 3 By the time the aircraft arrives at your door step it will have been handled by a lot of people Occasionally...

Page 5: ...ghtened against the bonded sealing washer the rubber on the washer compresses preventing the bolt from backing out The rubber on the washer also protects the surface of the cowl Tighten the bolts unti...

Page 6: ...as well as the composite control horns and base pieces from the elevator hardware package 2 Use a sharp 11 blade to remove the covering over the pre cut control horn slots near the bottom leading edge...

Page 7: ...ng the bevel Remove the horn assembly and scuff the portion of the horns that will be inserted into the elevator with sandpaper Apply 30 minute epoxy to the slots and thoroughly coat the horns and bas...

Page 8: ...tach to the sheeting as well as the anti rotation pin where it is mounted in the stab Temporarily install the servo arms and electronically center the servos It will be much easier to match up the ser...

Page 9: ...9...

Page 10: ...uilding If you are new to this type of hinging process then I recommend that you install a single hinge first just to acquaint yourself with this method Before starting the process get a few items tog...

Page 11: ...trial fit the elevator to the stab and adjust if necessary There should be as little gap as possible between the stab and elevator When satisfied with the fit remove the elevator and repeat the gluin...

Page 12: ...ecure with a 3mm nylon insert locknut 11 Place the servo arm onto the servo which you should have electronically centered in a previous step and make sure the elevator is in the neutral position Adjus...

Page 13: ...e procedure as outlined previously to install the control horns into the control surface and hinge the wing You may need to trim 1 16 from the front of the composite base plate to prevent overhanging...

Page 14: ...ttention to thin trim stripes and the seam at the leading edge of the wing If there are wrinkles in the covering on the leading edge sheeting use a heat gun with a 100 cotton t shirt to remove them an...

Page 15: ...30 minute epoxy and milled fiberglass and use a small blade to fill the 2 slots with epoxy Use plenty of epoxy and be sure to completely fill the two slots Use an epoxy brush to completely cover the...

Page 16: ...poxy and apply it to the ball link and the hole in the bottom of the rudder Push the ball link into the hole as shown in the picture Use a little excess epoxy to form a fillet around the bottom of the...

Page 17: ...a grinding bit or a small file to create a flat spot on the tailwheel wire for the set screws in the aluminum fittings to seat against Reassemble the unit and apply Loctite to the threads on the setsc...

Page 18: ...ith the rudder hinge line Secure the tailwheel with a couple of pieces of masking tape while you drill 2 holes with a 1 16 drill bit Apply a few drops of thin CA to the holes and allow to dry then sec...

Page 19: ...19...

Page 20: ...num gear as guides and mark the location of the holes with a pencil Remove the gear and drill through the plywood landing gear plate and aluminum mounting bracket 29 Locate the landing gear cover plat...

Page 21: ...21 wood mounting plate and aluminum gear mount Secure with the 4mm nylon insert lock nuts...

Page 22: ...ack neoprene tubing Use a sharp hobby blade and cut through one wall of the tubing horizontally along the length of the tubing Press the tubing onto the edges of the fairing as shown and secure with t...

Page 23: ...y need to open the hole in the fairing slightly with a rotary tool bit for proper fit Use a pencil to mark the location of the bottom of the fairing on the landing gear and then remove the fairing 33...

Page 24: ...keep it in position while the glue dries 35 Locate the 2 wheel pants and 2 plywood mounting plates Use sandpaper to scuff the inside of the pant for better glue adhesion Glue the ply mounting plate c...

Page 25: ...lot in the wheel pant to allow it to slide over the axles Position as desired and mark the location for the blind nuts using the pre drilled holes in the aluminum gear as a guide Install the 4 40 blin...

Page 26: ...26...

Page 27: ...llation Apply 30 minute epoxy to the holes in the rudder post and to the rudder hinges As you position the rudder onto the vertical fin be sure the tailwheel tiller arm is inserted into the ball link...

Page 28: ...the line to the RIGHT of the center line Drill the mounting holes at the designated location 39 Use the recommended mounting bolts and large washers to mount the engine to the firewall You will need t...

Page 29: ...ricate the throttle linkage Very easy If you plan to use a tuned pipe you will need to install 3 8 hardwood servo rails on each end of the servo hole to raise the servo so it does not touch the header...

Page 30: ...in the same location on the opposite side of the fuselage 43 Once all plumbing is completed and throttle servo and linkage is installed glue the top of the motor box in place with 30 minute epoxy Thi...

Page 31: ...ttom of the fuselage as pictured Seal the edges of the covering to the edges of the pipe tunnel and paint a thin coat of alcohol thinned epoxy to seal the wood in the tunnel 45 A simple plywood mount...

Page 32: ...We recommend the use of one of the new mega torque standard size servos such as the Hitec HS 5955 or the JR 8611A or 8711 for this position You will notice in the picture we are using the SWB 4 offset...

Page 33: ...e cable into the slot in the rear of the fuselage and feed it forward through the hole in the former that is positioned just in from of the slot Pull the cable forward into the canopy area and make up...

Page 34: ...ypical opening for a DA 50 This will require further work to allow clearance for the spark plug wire and muffler but should allow you to slide the cowl into position for mounting 51 Before mounting th...

Page 35: ...ush with the rear of the F1 former Place your spinner 4 on the engine to aid with alignment View the cowl from several angles to insure that is positioned properly When satisfied put the four tape str...

Page 36: ...e cowl and soak the cowl mounting tabs with thin CA Install the 4 4 40 blind nuts into the cowl mounting tabs The cowl is attached using 4 4 40 socket head bolts in conjunction with 4 bonded sealing w...

Page 37: ...well as a Depron canopy floor These components are light weight and add a nice finishing touch to the Extra Assemble the instrument panel and screw the face shield onto the pilot figure Glue the Depro...

Page 38: ...nter of gravity range for the 50cc Extra 300 begins at 6 from the leading edge of the wing measured at the root and extends back from this point CG is determined with the Extra in the upright position...

Page 39: ...the only way to set up the Extra Start here and then adjust to fit your own preferences and style of flying Elevator 8 10 degrees low rate 18 20 exponential all you can get high rate 60 65 exponentia...

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