Cleaning The Instrument - Yamaha Trombones Owner's Manual

Oil the water key
Neglecting to oil the water key can result
in poor function of the water key.
Use a fine gauze cloth to clean in tight places.
●
Stringing the Rotary Valve
Wrap the string as shown in the illustration
below then fasten the string in place with the
small string screw. After the string is secured,
use the small screw A to adjust the lever posi-
tion.
String screw B
Lever linkage
Caring for the Instrument
■ Twice Yearly Maintenance
●

Cleaning the instrument

1.
Prepare a brass soap water solution.
Mix 1 part brass soap with between 10 and
15 parts warm water (30° C to 40° C). Re-
move the tuning slide and slide sections
before placing the instrument in the soap
water solution.
2.
Apply some brass soap solution to a flex-
ible cleaner and use the cleaner to clean
the inside of the instrument.
3.
After cleaning the instrument, use clean
water to thoroughly rinse out the brass soap
water solution. After that, apply some slide
grease to the tuning slide and reassemble.
Rotor stem
screw
String screw A
* Contact your dealer when the rotary valve
needs cleaning.
Outer Slide
* Use a cleaning rod wrapped with gauze to
clean out the inside of the inner slide.
Tuning slide
27