User manual YAMAHA E75-1999

[. . . ] · Do not subject the bow to rough treatment like bumping it against other objects, dropping it, etc. · Exposing the bow to the following environments may be harmful to the instrument's condition and/ or function. [. . . ] · Exposing the bow to the following environments may be harmful to the instrument's condition and/ or function. Please fully understand and protect the bow from these conditions. · Excessively high or low temperatures. · Excessively high or low humidity. · Excessive dust or strong vibration. From the 2nd time, apply a small amount of rosin to the bow hairs. · Before using the bow, rotate the screw shown in the illustration so that the bow hairs become taut. The bow stick should be concave and the bow hairs should have medium tension and be evenly taut. If the bow hairs and bow stick are parallel, the bow is too tight and this may result in damage or trouble to the bow. · After use, make sure to loosen bow tension. [. . . ] The bow stick should be concave and the bow hairs should have medium tension and be evenly taut. If the bow hairs and bow stick are parallel, the bow is too tight and this may result in damage or trouble to the bow. [. . . ]