Yamaha Trombones Owner's Manual page 7

3.
Put the outer slide on the inner slide and
slide the two sections back and forth sev-
eral times to distribute the cream evenly.
* The amount of slide cream applied to the
slide has an effect on how smooth the
slide moves. Experiment with different
amounts of cream to determine the
optimum amount necessary.
* If the slide becomes sluggish while
playing, moisten the slide with the water
spray bottle.
CAUTION!
Preventing the Slide From Coming Off
The slide consists of outer and inner slide
sections. Make sure that the slide lock ring
is securely locked to keep the outer slide
from accidentally coming off when assem-
bling the instrument, etc.
Slide Stopper
Outer Slide
Slide Lock Ring
When Locked
Before Playing
■ Oiling the Rotary Valve
On tenor bass trombones and bass trombones,
apply rotor oil directly to the rotary valve
through the slide receiver.
Receiver
* Rotor oil adhering to the inside of the
receiver can attract dirt and dust to the
rotary valve resulting in poor function.
Please use caution.
Bell
21