User manual KYOSHO SUKHOI SU-31 40

[. . . ] If it is too high, you may damage the film. Secure nylon hinges with instant glue, being careful not to glue the wing and aileron together. [. . . ] These values fit general flight capabilities. Readjust according to your needs and flight level. For the correct placement of decals, please refer to box top. Oe This aircraft has been flight tested with snap-rolls and other aerobatic maneuvers. However, repeated violent maneuvers may overstress the airframe. Please fly in a way that will not otherstress the airframe. Oe Repeated flying can cause stress cracks to appear in the wood and joints, please inspect after each flight. If any abnormalities are noted, repair immediately before the next flight to avoid accidents. Oe Glue joints can loosen even though they appear to be tight. If you notice irregular flight, investigate the cause and repair it before the next flight. Oe Even though the kit's supplied with fitted linkages, improperly assembling then can result in binding or loose control surfaces. this can cause flutter and aircraft control problems. [. . . ] B By moving the throttle control, check that the engine carburetor easily opens and closes. For starting the engine, apply low throttle and hold the engine starter against the spinner. [. . . ]