About The Silencer And Plumbing - O.S. engine MAX-105HZ-R Instruction Manual

OS. creme
It is suggested to use the O.S. PowerBoost 105
silencer which is developed to best Match the 105HZ-
R. Also, the conventional silencers designed for 90
size engines can be used too.
In this case, install the silencer screwing in the M4x15
bolts from the silencer side since the crankcase has
been tapped to accept the bolts is done on the
crankcase.
Carry out plumbing referring to the instructions
supplied with the silencer.
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ABOUT THE SILENCER AND PLUMBING
e Carry out plumbing referring to a sketch on page 21.
e Connect silicone tubing cut into approx. 10cm to the
nipple on the cover plate.
e Then, connect the check valve supplied with the
engine as sketched (Be aware of the direction.) It is
suggested to install a stopper as shown in the sketch.
e When refueling, remove this stopper to release
pressure in the fuel tank.
e Connect the fuel line to the nipple on the regulator.
e Be sure to equip a commercially available in-line filter
to avoid dust entering the regulator.
Note:
Since the muffler pressurized fuel feed is not used
with this engine, plug the nipple on the muffler or
replace it with a bolt.
@ Sanm
Check valve Fuel Stopper (commercially available) _
N Remove when refuelling on
j=;
a aroaren part should T Nipple (commercial
ace the fuel tank. available)
I a
Check valve
Be aware of direction
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a
Fuel tank
Silicone tubing (commercially (OCH
approx.10cm available) `Z Fuel Stopper
Em = 7 (commercially available)
Fuel Filter
Ne (commercially available)
21