Cessna 170
CD441C © Carstens Publications
sanded to an angle at the bottom before it’s pinned to the plans. Use the R4 rib detail drawing as reference to sand the bevel into AS. Then when the frames are complete, sand to shape and cut in the hinges. Don’t glue the hinges in until the frames have been covered. Mount the flap and aileron servos using silicone caulk and run the wiring into the wing. Cut the tip blocks from soft balsa or
blue foam, glue in place on R9 and sand the wing to final shape. Fuselage: Build the left and right fuse-
lage side frames directly over the plans. Lift the frame from the board and glue B2 and B8 in place. Be sure to make a left hand and a right hand side! To join the frames to- gether, align and glue formers 3, 3A, 4, 4A, 5, and 5A in place between the frames. Bend the landing gear (LG) from 3⁄32-inch steel
wire. Build up the LG mount former as shown on the plans. Insert the former as- sembly into the B2 supports and glue in place. Working toward the tail, pull the fuse-
lage sides together and glue former 10 in place followed by the remaining top and bottom formers and B7. Build up former 1 and glue formers 1 and 2 in place—note the orientation of former 1 to accommodate the
With the root rib (above left) supported with a balsa block, the leading edges and top spars are fitted and glued in place. The wing assembly is lightweight and
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strong once fully completed. The flap and aileron assemblies (above right) are built directly over the plans.
JULY 2012
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