O.S. engine FS-200S Owner'S Instruction Manual Download Page 4

Page: 4 / 15

ABOUT THE ENGINE

STANDARD ACCESSORIES

Needle Valve Extension Cable Set

This  is  an  overhead  valve  four  stroke  cycle
engine for model aircraft use.  This engine has
a  largest  displacement  of  32.4cc  in  the  FS
series  and  is  suitable  for  scale  and  sport
models.

The engine is equipped with an easy to adjust
80N carburetor which can be reversed 180

and supplied with a F-6010 silencer which
produces the milder four stroke sound.

F-6010 Silencer Assembly

Glowplug TypeF

ENGINE PARTS NAME

Rocker Cover

Glow Plug TYPE F

Lock Nut

Drive Hub

Crankcase

Beam Mount

Cover Plate

Exhaust Header Pipe

F-6010 Silencer Body

Cylinder Head

Carburetor Type 80N

Intake Manifold

Propeller Washer

Propeller Nut

Exhaust Header Pipe Nut M16

Summary of Contents for FS-200S

Page 1: ... It is suggested that any instructions supplied with the aircraft radio control equipment etc are accessible for checking at the same time 1 SAFETY INSTRUCTIONS AND WARNINGS ABOUT YOUR O S ENGINE NOTES WHEN APPLYING AN ELECTRIC STARTER ABOUT THE ENGINE ENGINE PARTS NAME RELOCATION OF CARBURETOR CONTROLS FUEL TANK LINES INSTALLATION EXHAUST HEADER PIPE SILENCER PROPELLER FUEL CONTENTS MIXTURE CONTR...

Page 2: ... automobile engines exhaust deadly carbon monoxide Run your engine only in an open area 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 3 NOTES This engine was designed for model aircraft Do not attempt to use it for any other purpose M...

Page 3: ...ontaining loose gravel or sand The propeller may throw such material in your face and eyes and cause injury For their safety keep all onlookers especially small children well back at least 20 feet or 6 meters when preparing your model for flight If you have to carry the model to the take off point with the engine running be especially cautious Keep the propeller pointed away from you and walk well...

Page 4: ...The engine is equipped with an easy to adjust 80N carburetor which can be reversed 180 and supplied with a F 6010 silencer which produces the milder four stroke sound F 6010 Silencer Assembly Glowplug TypeF 7 ENGINE PARTS NAME Rocker Cover Glow Plug TYPE F Lock Nut Drive Hub Crankcase Beam Mount Cover Plate Exhaust Header Pipe F 6010 Silencer Body Cylinder Head Carburetor Type 80N Intake Manifold ...

Page 5: ... cut from commercially available tubing Commercially available silicone tube 1 2 3 Pull out the carburetor gently 9 FUEL TANK LINES Make sure that the tank is well rinsed out with methanol or glow fuel before installation and that the pickup weight is well clear of the bottom of the tank when held vertically For plumbing use heavy duty silicone tube of 2 5mm inner dia and 5mm outer dia The suggest...

Page 6: ...dwood such as cherry or maple Spring washer 5mm steel Allen screw CORRECT Top surfaces are in the same plane INCORRECT Front view Side view Re align the surfaces as necessary Opposite beam Top surfaces are not in the same plane Engine does not rest firmly Top surfaces are not in the same plane Make sure that the mounting beams are parallel and that their top surfaces are in the same plane 11 THROT...

Page 7: ...5x12 14 16x12 14 17x10 13 18x6 10 17x12 13 18x8 12 20x8 PROPELLER The choice of propeller depends on the design and weight of the aircraft and on the type of flying in which you will be engaged Determine the best size and type after practical experimentation As a starting point refer to the props listed in the accompanying table Slightly larger or even slightly smaller props than those shown in th...

Page 8: ...ade and sturdy construction so that the spinner shell cannot loosen when the starter is used Make sure the spinner notches do not interfere the propeller If they do cut the notches to clear 15 The FS 200S should be operated on a methanol based fuel containing not less than 18 castor oil or a top quality synthetic lubricant or a mixture of both plus a small percentage 5 30 of nitromethane for impro...

Page 9: ...patibility of the glowplug and fuel may have a marked effect on performance and reliability it is suggested to use the O S Type F plug when it is necessary to replace Carefully install plug finger tight before final tightening with the correct size plug wrench 17 The Needle Valve When set to produce maximum power at full throttle this establishes the basic fuel air mixture strength The correct mix...

Page 10: ...he throttle linkage is made so that the throttle is fully closed when the throttle lever as well as trim lever on the transmitter are fully pulled down How to stop the engine Pull down the throttle lever and trim lever on the transmitter fully 19 RUNNING IN Breaking in For long life and peak performance every engine needs special treatment when new know as running in or breaking in This is a proce...

Page 11: ...s then screw it out 3 turns This is the basic position REALIGNMENT OF MIXTURE CONTROL VALVE Start the engine open the throttle fully and set the needle valve slightly rich 45 60 from the highest r p m setting Close the throttle to the idle position Allow the engine to idle for about 5 seconds then reopen the throttle The engine should accelerate smoothly back to full speed If instead the engine re...

Page 12: ...t close the needle valve and mixture control valve too far as this will cause a lean setting and over heating of the engine This can in turn create nitromethane oxide leading to internal rusting of the engine Always adjust the needlevalve slightly on the rich side of peak rpm Do not leave unused fuel in the engine at the conclusion of a day s flying Accepted practice is to cut off the fuel supply ...

Page 13: ...69400 44581000 44503400 44503200 44506000 28117000 44505001 44503100 44507000 29061410 44502001 27930000 44501000 45231100 44562000 44501100 44501110 44566000 44566100 45566310 44564000 29431000 44508000 45910100 44525000 44525100 44525110 22681957 44525200 44525210 71615009 72200080 Description Code No No Rocker Cover Rocker Cover Gasket Rocker Arm Retainer 2pcs Rocker Support Rocker Arm 1pc Tapp...

Page 14: ...rburetor Rotor Throttle Lever Assembly Throttle Lever Retaining Screw Carburetor Rubber Gasket 2pcs Carburetor Retaining Screw S 3x3 N M3x22 N M3x6 1 3 1 1 1 2 1 5 1 4 1 2 3 9 4 5 6 1 6 2 6 7 8 10 8 1 27 72200130 71531000 72403050 71521000 71531010 71904200 72200110 72200060 79871020 79871030 79871040 79871120 79871080 79871100 M2 6x7 M2 6x10 M2 6x12 M3x10 M3 5x12 M3 5x20 BOOSTER TERMINAL KIT NON ...

Page 15: ...UNF5 16 24 4 5 1 Dimensions mm THREE VIEW DRAWING Specifications Displacement Bore Stroke PracticalR P M Output Weight Silencer including exhaust header pipe C Copyright 2007 by O S Engines Mfg Co Ltd All rights reserved Printed in Japan 60091910 031105 TEL 06 6702 0225 FAX 06 6704 2722 6 15 3 Chome Imagawa Higashisumiyoshi ku Osaka 546 0003 Japan URL http www os engines co jp ...

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