Carl-goldberg GBGA0067 User Manual

When it was introduced, the outstanding Russian SUKHOI took the aerobatic world by storm! Never before haveaerobatic enthusiasts had a machine so cap

5.  Use a knife to make an slot on on the center-line for each hinge.6.  Test fit each hinge, as you proceed.NOTE: DO NOT GLUE THE HINGES IN PLACE A

WING CONSTRUCTION1.  Gather the parts needed to construct the wing:(2) D/C SHT. 6725 5/64” BALSA PT. # 3656CONTAINS WING RIB #3(2) D/C SHT. 6714 5/

2.  Cut the plan along the dotted line.  Position the left wing plan over the right wingplan, aligning the arrows and main spar lines,as shown. Pin

7.  Tape both sides of the tab break-off line on allof the tabbed ribs.9.  Locate Rib #2 over the plan and glue it to theT.E. sheet.10.  Angle-cut

13.  Using the wing-tip side of Rib #4 as a guide, cutthrough the trailing edge sheeting.14.  Cut a 1/8 x 1/4” balsa aft spar to a 10-3/4” lengthand

 Again using the 5/64” scrap spacer, locate andglue the aileron rib to the trailing edge sheet-ing.19.  Using Rib #10 as a guide, cut through the T.

24.  Glue the top T.E. SHEETING to the spars, ribs,and the bottom T.E. sheet.25.  From the remainder of the edge-glued sheetingused for the T.E., me

29.  Trim and then glue the WING TIP SHEETINGand the 5/64” balsa capstrips in place.THIS COMPLETES THE RIGHT WING HALF. SET ITASIDE AND PLACE THE LE

35.  Test fit the front and rear WING JOINERSbetween the two #2 ribs, as shown. Note therear joiner tabs which fit into the rib slots. Sand any part

 Take the second center rib and repeat the abovelamination, taking care to make a right centerrib and a left center rib.41.  Laminate the two center

ITEMS NEEDED TO COMPLETE THIS KIT1 RADIO GUIDANCE SYSTEM (4 CHAN-NEL MINIMUM REQUIRED)1 ENGINE .90 2-CYCLE OR 1.20 4-CYCLE(NO BIGGER!)1 PROPELLER (S

 Using first medium grit, and then fine, sandpa-per, sand the both wing tips to a rounded andtapered final shape.49.  Finish sand the entire wing su

5.  Trim to fit and then glue a 1/4” balsa HINGESHEETING onto both the ailerons and thewing. Sand flush to the wing and to the aileron airfoilprofil

FUSELAGE CONSTRUCTION1. Gather the parts needed to construct the fuselage.(2) D/C SHT.6728 LITE PLY PT. #3655FUSE. SIDE/COWL SIDE SUPPORT(1) D/C SHT.

3.  When the firewall has thoroughly dried, tack-glue the motor you intend to use to theENGINE MOUNTS. Align the marks on the engine mounts with the

7.  Positon, but DO NOT GLUE, FORMERS A, B,B2, C, F, G, and H. Use a rubber band at eachformer location to hold the fuselage together.8.  Slide the

11.  When the fuselage is perfectly aligned, glue allof the areas where the sides, top, bottom, andformers join.12.  Insert the remaining 6-32 blind

20.  Drill a 5/32” hole at the centermark on eachWING BOLT PAD. Place each pad on a 6/32 x 1” socket headscrew and screw part way down into the blin

24.  Trim and glue the remaining firewall gussets inplace, as shown.25.  Glue FORMER D and FORMER E into thenotches in the fuselage top.26.  Overla

29.  Insert the vertical fin L.E. into the slot in FormerJ and slide the rudder post into the fuselage. Check to make sure the fin is at a 90º angle

FINISHING THE MODELCANOPY INSTALLATION1.  You will need the canopy and paint or covering.2.  Cover the cockpit interior with black or grayiron on fi

INTRODUCTIONUSING THIS INSTRUCTION MANUALBefore you start gluing and sanding, take some timebecoming familiar with the plans and looking through thise

CONTROL SURFACE/RADIO INSTALLATION ENGINE PUSHROD INSTALLATION1.  Collect the following items:(1) 3/8" x 3/8" x 16" BASS PT.#3674PUSHR

AILERON SERVO CONNECTION LANDING GEAR INSTALLATIONRUDDER CABLE INSTALLATION1. Collect the following items:(4) #2 x 5/16" SHT. METAL SCREWS PT.#10

2.  Solder a threaded coupler to one end of eachcable. Lay the cable over the plan and cut to length. Solder a threaded coupler to the cut end ofea

33Assembling The Engine Cowling & Belly Pan

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SETTING CONTROL SURFACE TRAVELUse the control surface travel gauges to correctly setup the surface deflections. The gauges provide youwith two settin

FLYING THE SUKHOIThe CARL GOLDBERG PRODUCTS SU-26 probablyflies more like its full-size cousin than any other kit onthe market. We have designed it d

COLOR SCHEMEDECAL PLACEMENT AT BUILDER'S DISCRETION PAINTED CANOPY FRAMEBLACKWHITEBRIGHT REDBLACKWHITEBRIGHT REDThe following colors were used on

WOOD PARTSBe careful when removing parts (such as fuselage for-mers) from the laser-cut sheets. Long parts are fragileuntil glued into a structural un

5D/C SHT. 6720 4 REQ’DL/C SHT. 6730 1 REQ’DD/C SHT. 6723 1 REQ’DD/C SHT. 6722 2 REQ’DD/C SHT. 6727 1 REQ’DL/C SHT. 6731 2 REQ’DL/C SHT. 6732 1

TAIL CONSTRUCTION1. Collect the following items:(1) D/C SHT. 6711 BALSA PT. # 3670CONTAINS:(4) ELEVATOR AIR BALANCE L.E.(2) RUDDER BOTTOM(2) RUDDER TO

7.  Trimming as needed, prefit the SHEETINGonto the stab. When satisfied with the fit, CAglue in place.8.  Flip the stab over and sheet the other s

6.  From scrap 3/16” balsa, cut a piece 1/2”x 1/2”triangle to form a gusset. Glue in place, as shown.VERTICAL FINRUDDER1.  After covering the fin p

2.  Working over the rudder portion of the plan,place the laminated RUDDER TOP over theplan and trim, if needed. When satisfied withthe fit pin in pl