Extreme Flight 42 Vyper Bype Assembly Manual Download Page 28

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Using clear tape, CA glue, or Welder's Glue, install the balsa wood landing gear fairings to landing gear

legs as shown. NOTE: the fairings do affect the flight characteristics and you should install them.

Setting CG

Balance the Bype by supporting the upper wing with your fingertips. The balance point is 5 1/8" to 5 1/4"

back from the front of the upper wing at the center. NOTE: It is important to use a lipo of the correct size

(4S 2500-3000mah) in order to obtain correct CG.

Summary of Contents for 42 Vyper Bype

Page 1: ...t and supplies out of the reach of children SAFETY in Flying This is NOT a toy It is a very high performance RC airplane capable of high speeds and extreme maneuvers It should only be operated by a co...

Page 2: ...ps Screwdriver Set Metric Allen Wrenches Scissors Small Pliers Wire Cutters Adjustable wrench Masking tape Drill and drill bits Threadlocker Blue Loctite Optional Heat gun and covering iron Dremel too...

Page 3: ...t seams and corners or even by melting it The covering will shrink at low temperature with patient application of heat Wrinkles in the covering DO NOT affect flight performance If you must shrink on a...

Page 4: ...Assembly Assemble cradle from bare wood pieces as shown using CA glue Use the cradle to support the aircraft for assembly and later for battery changes at the flying field 4...

Page 5: ...Start by sliding the wheels onto the aluminum wheel axles and tightening the aluminum wheel collars with a 1 5mm hex driver Slide the wheels and axles into the wheel pants as shown 5...

Page 6: ...Hold the wheel collars with needle nose pliers while tightening the nuts Screw wood screws into the pants as shown going about half way in Then remove the screws and clip off about of their length wi...

Page 7: ...trol horn slot and tail wheel slotin rudder as shown using a hobby knife or hot soldering iron Slide double sided rudder control horn into slot in rudder as shown drip several drops of thin CA into th...

Page 8: ...Assemble tailwheel onto tailwheel wire with collar as shown Install bracket onto tailwheel wire as shown and glue tailwheel into bottom of rudder with epoxy polyurethane or thick CA adhesive 8...

Page 9: ...tailwheel bracket to attach tailwheel to fuselage NOTE check rudder swing after installing screws If tailwheel bracket causes rudder to become stiff and you do not see an easy fix remove the rearmost...

Page 10: ...straight Assemble the rudder servo arm as shown The connector nuts should be loose enough to allow the connectors to rotate freely on the horn use medium CA glue to lock the nuts into place permanent...

Page 11: ...ds of the cables as shown Make the loop in the cable as shown before crimping Crimp the brass tube sleeve with pliers to secure the assembly Crimp HARD to keep the cable from sliding then add a drop o...

Page 12: ...into the rudder servo arm as shown Assemble the rudder end of the cables The cables should cross once inside the fuselage forming an X shape Be sure to use CA glue on the nuts holding the ball links t...

Page 13: ...es of the fuselage Remove covering over the elevator servo location on the left side of the fuse only Remove covering over wing spar tube opening wing bolt holes wing alignment pin holes and aileron s...

Page 14: ...necessary by sanding the slot Use a ruler to center the stab side to side and front to back on each side check all alignments of the stab carefully When you are satisfied with the stab alignment place...

Page 15: ...ral drops of thick or medium CA into the slot on one elevator half before installing onto the joiner rod of the other elevator half Install elevator control horn Assemble elevator pushrod as shown and...

Page 16: ...ervo arm as shown Be sure to use CA to lock the nut on the pushrod connector but still allowing it to rotate Install your brushless motor to firewall as shown Note that in order to balance properly th...

Page 17: ...all your esc into the front of the fuselage as shown Place pieces of masking tape over the plywood cowl mounting pads in the fuselage sides as shown Slide the cowl onto the fuselage and center as show...

Page 18: ...Use tape strips to locate the plywood mounting pads and drill holes for small wood screws Install wood screws to retain cowl as shown 18...

Page 19: ...wn NOTE There s not a lot of room inside the fuselage You will need to attach the receiver to the fuselage side where it does not interfere with the rudder servo and tie up all servo wires close to th...

Page 20: ...lower wings are connected by wire pushrods Assemble the 4 aileron interconnecting arms as shown with servo connectors The aileron interconnecting arms mount through slots in the trailing edge of the a...

Page 21: ...Mount the interconnect arms with CA glue as shown Assemble aileron servos pushrods and arms as shown 21...

Page 22: ...22...

Page 23: ...Install lower wings with wing bolts as shown 23...

Page 24: ...Use thin CA to strengthen the tabs on the wings Allow to dry completely Use bolts washers and locking nuts to attach struts to lower wing as shown 24...

Page 25: ...Make sure carbon rod anti rotation pin is installed into upper wing half as shown 25...

Page 26: ...nuts to attach wing struts to upper wings as shown NOTE These screws are intended to be installed permanently When removing the wings for transport we recommend removing both left wings together and...

Page 27: ...Use masking tape on the trailing edges of both ailerons to hold them straight to the wing trailing edges as shown Install the long wire interconnect rods as shown and tighten the connector screws 27...

Page 28: ...do affect the flight characteristics and you should install them Setting CG Balance the Bype by supporting the upper wing with your fingertips The balance point is 5 1 8 to 5 1 4 back from the front o...

Page 29: ...usual After your first flights check all control connections and motor and prop mounts for tightness Check your rudder pull pull cables for tightness at the beginning of each flying session Pull pull...

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