Throttle linkage, Silencer – O.S. Engines 108FSR User Manual

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M4 ✕15

M3.5 ✕12

M4 ✕18

Before connecting the throttle-lever / servo linkage,
make sure that no part of the linkage interferes with
the internal structure of the aircraft or wiring, etc.,
when the throttle is fully open or fully closed.

Set the throttle lever linkage so that the throttle ro-
tor is (a) fully open when the transmitter throttle
stick is fully advanced and (b) fully closed when the
throttle stick is fully retarded. Adjustment of the
throttle rotor opening at the idling position can then
be made with the throttle trim lever on the transmit-
ter. (Select throttle-lever and servo-horn hole posi-
tions that will avoid excessive pushrod travel caus-
ing the throttle to bind at either end.)

THROTTLE LINKAGE

The exhaust outlet of the silencer can be rotated to
any desired position in the following manner:

Loosen the locknut and assembly screw.
Set the exhaust outlet at the required position by
rotating the rear part of the silencer.
Re-tighten the assembly screw, followed by the
locknut.

SILENCER

1)
2)

3)

Assembly screw

Exhaust outlet

Locknut

Install the exhaust adapter to the engine with three
(3) fixing screw provided (M4x15 2pcs., M3.5x12
1pc.)

Instaaall the silencer as follows.

1.

2. Secure the silencer to the exhaust adapter with

fixing screw (M4x18 Allen screw) using 3.0mm
Allen key.

Exhaust Adapter

Model engines generate considerable heat.
Do not touch any part of your engine until it
has cooled. Contact with the muffler
(silencer), cylinder head or exhaust header
pipe, in particular, may result in a serious
burn.

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