Laser Cut for the Discriminating Modeler

 

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Just a few pictures of the Dash-8 with flaps being installed on the build. Feel free to use/copy the general ideas or

 use your own ideas. This setup does work and fly's very well when built as shown below.

 

 

 

THE FLAP BEING TEMP INSTALLED TO CHECK FIT. CENTER SECTION OF THE WING HAS NOT BEEN SHEETED YET. THE AIL  HAS LOST 1 BAY WITH THIS SETUP BUT FLY'S VERY WELL AND STILL VERY RESPONSIVE BLACK STRIP ON TOP WING SPAR IS CF I NORMALLY USE A STRIP ON EACH PANEL ON EVERY BUILD.

 

A VIEW FROM THE TOP  OF THE FLAP AREA THE COVER ON THE BOTTOM IS REMOVABLE FOR MAINTENANCE.

 

 

 

TRAILING EDGE OF THE WING IN THE FLAP AREA GETS THE HINGES INSTALLED AT THE TOP.

 

 

 

NOTICE THE BEVEL ON THE FLAP LE. THE FLAP ONLY MOVES IN A DOWNWARD MOTION  AND IS HINGED AT THE TOP.

 

 

 

 

BOTTOM VIEW WITH COVER REMOVED.

 

 

 

TOP  VIEW SHOWING DEFLECTION

 

 

 

NY-RODS BEING USED FOR THE CONTROL RODS

 

 

 

 

NOTICE THE BLOCK WOOD BEHIND THE LE FOR THE DOWELS>>>>>I PUT THESE IN FOR EXTRA SUPPORT THIS IS NOT SHOWN ON THE PLANS OR BUILD MANUAL BUT OFFERS MORE SUPPORT.

 

 

 

 

JR 321 SERVO BEING USED AS THE FLAP SERVO I HAD SEVERAL SPARES SO I USED 1 OF THEM HERE.

 

 

 

SERVO BEING FITTED BEHIND MAIN SPARS PAPER TUBES WILL BE CUT AND SERVO MOVED BACK ANOTHER 1/2".

SINCE THE DASH USES A SCALE COVER ON TOP OF THE CENTER SECTION A HATCH WILL BE MADE IN CASE YOU EVER NEED TO MAKE ADJUSTMENTS OR REPLACE THE FLAP SERVO.

 

 

 

 

SERVO INSTALLED AND TESTED FOR ANY CONTROL ROD BINDING.....ALL FIT'S/WORKS WELL.

 HARDWOOD USED FOR SERVO MOUNTING. USE 30 MINUTE EPOXY AND NOT CA FOR THIS.

 

THE SERVO STILL  IS BELOW THE WING SHEETING BUT I WILL USE A HATCH ON IT SINCE THE CENTER SECTION USES A SCALE COVER ON IT SO IF ANY ADJUSTMENTS,  REPAIR, ETC., ARE NEEDED IT WILL BE EASY TO GET TO.

 

TOP OF THE WING WITH CENTER SECTION SHEETED. FLAP OPENING BOXED IN THE CENTER SECTION WILL BE GLASSED WITH A STRIP OF 6 OZ GLASS CLOTH AND EPOXY THE ADD STRENGTH TO THE WING.

 

BOTTOM OF THE WING SHOWING FLAP SERVO, THE Y HARNESS FOR THE AIL LEADS, THE AIR LINES FOR THE RETRACTS,  AND MOTOR/ESC POWER LEADS. BOTTOM OF THE WING WILL BE GLASSED WITH A STRIP JUST LIKE THE TOP OF THE WING. BE SURE TO ADD A STRIP OF GLASS CLOTH 6OZ APPROX 2-4" IN WIDTH THIS IS NOT IN THE BUILD MANUAL BUT I ALWAYS GLASS THE CENTER SECTION ON ALL MY BIRDS.

 

 

CENTER SECTION GLASSED AND SUPPORTS FOR THE TOP FAIRING/TOP INSTALLED

 

 

TOP OF WING COVER INSTALLED YOU CAN SEE THE BACKING FOR THE SERVO HATCH INSTALLED ON BACKSIDE OF THE TOP. NOTICE THE WING HOLD DOWN BOLTS THEY ARE ALSO LINED WITH 1/32'' BALSA YOU CAN ALSO USE CARDBOARD TUBE OR WHAT EVER IS ON HAND IN YOUR SHOP.

 

 

 

WING COVER INSTALLED YOU CAN SEE THE HATCH TO GAIN ACCESS TO THE FLAP SERVO WILL BE HELD IN PLACE WITH SMALL SCREWS OR SIMPLY CLEAR PACKING TAPE ON THE PART AFTER COVERED WILL WORK JUST FINE!

 

 

 

 

TOP OF THE WING WHERE THE LEFT NACELLE WILL BE INSTALLED WITH EPOXY,  THE PAPER TUBE ALSO HOUSES THE AIL. SERVO LEAD AND Y HARNESS. THE WIRES AT THE LE ARE FOR THE ESC LEADS

 

MPG VIDEO CLIP OF THE FLAPS IN OPERATION     

 <QUICKTIME FORMAT>

 

Video is really bad quality but will have to work for the time being.