Yamaha YEP-842S Owner's Manual page 10

Before You Play
 Assembling the Leadpipe
(Sousaphone only)
Th e sousaphone uses a multi-piece leadpipe. Th is
leadpipe in combination with a bit allows the
player to adjust the mouthpiece to a comfortable
position to best fi t individual needs.
1.
Apply some slide grease to the middle section
of the leadpipe and then insert it into the lead-
pipe receiver. Next, tighten the screw on the
receiver to secure the middle pipe in place.
Bit
Receiver Screw
Mouthpiece
Leadpipe receiver
* If the bit is left on the leadpipe, it may become
stuck in place. After playing, make sure that the
bit is removed from the leadpipe and remove
moisture from the bit.
* Th e YSH-411 is supplied with two diff erent bits.
Both can be connected together if necessary.
10
Leadpipe
Middle pipe
 Assembling the Marching Tuba
(Marching series only)
Th e leadpipe on one of the marching series tuba
models can be switched to convert the instrument
between marching use and regular concert use. (An
"M" at the end of the product number indicates a
marching series tuba.)
1.
Loosen screws A and B to remove the regular
concert leadpipe, then attach the marching
leadpipe and tighten screws A and B.
Concert leadpipe
B
* Th e marching type leadpipe may become stuck or
diffi cult to remove if left in the tuba. Please use
caution.
2.
Insert the square support on the backside of
the instrument and use screw E to adjust the
leadpipe angle, then tighten screws C and D to
secure it.
Backside
C
E
Square support
A
D
Marching
leadpipe