Yamaha Trombones Owner's Manual - Page 11

Caring for the Instrument ● Cleaning the exterior Gently wipe the surface of the instrument with a polishing cloth. If dirt or tarnish is obvious, use one of the following accessories listed below. For lacquer finishes Polishing cloth + lacquer polish For silver plate Silver cloth + silver polish ■ Once or Twice a Month Maintenance ● Cleaning the Tuning Slide 1. Use a gauze cloth to remove dirt from the inner tuning slide's surfaces. Inner tuning slide surface 2. Wrap a cleaning rod with gauze and remove dirt from the interior of the inner and outer tuning slide. Outer tuning slide * Hold the gauze securely to prevent it from coming off of the cleaning rod. 3. Apply a small amount of slide grease to the surface of the inner tuning slide. * Never use slide grease on the slide. This grease is for use on tuning slides only. 25