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It  is  of  vital  importance,  before  attempting  to 
operate  your  engine,    to  read  the  general 
'SAFETY  INSTRUCTIONS  AND  WARNINGS' 
section  on  pages  2-4  of  this  booklet  and  to 
strictly adhere to the advice contained therein.

Also, please study the entire contents of this 
instruction  manual,  so  as  to  familiarize 
yourself with the controls and other features of 
the engine.
Keep these instructions in a safe place so that 
you  may  readily  refer  to  them  whenever 
necessary.
It is suggested that any instructions supplied 
with the aircraft, radio control equipment, etc., 
are accessible for checking at the same time.

−1− 

2-4 

 

 

7-8 

9-10 

 

10-11 

 

12 

 

15 

16 

17 

 

 

18

 

14 

 

SAFETY INSTRUCTIONS AND 
WARNINGS ABOUT YOUR O.S. ENGINE

INTRODUCTION, BEFORE INSTALLING THE ENGINE
BASIC ENGINE PARTS

INSTALLATION OF THE ENGINE,
THROTTLE LINKAGE

INSTALLATION OF SILENCER (MUFFLER)
FUEL TANK LOCATION

GLOWPLUGS, FUEL

PROPELLER, MIXTURE CONTROLS

STARTING

RUNNING-IN ("Breaking-in")

MIXTURE CONTROL ADJUSTMENT CHART

CONTENTS

SUBSEQUENT READJUSTMENT,
CARBURETOR CLEANLINESS.
ENGINE CARE AND MAINTENANCE
VALVE  ADJUSTING

O.S. GENUINE PARTS & ACCESSORIES

ENGINE EXPLODED VIEW 

ENGINE PARTS LISTS

CARBURETOR EXPLODED VIEWS &
PARTS LIST, THREE VIEW DRAWING

MIXTURE CONTROL VALVE ADJUSTMENT,
REALIGNMENT OF MIXTURE CONTROL VALVE,
SUBSEQUENT STARTING PROCEDURE

13 

 

Summary of Contents for O.S. Max-160FXRing

Page 1: ... etc are accessible for checking at the same time 1 2 4 5 6 7 7 8 9 9 10 10 11 12 15 16 17 18 14 SAFETY INSTRUCTIONS AND WARNINGS ABOUT YOUR O S ENGINE INTRODUCTION BEFORE INSTALLING THE ENGINE BASIC ENGINE PARTS INSTALLATION OF THE ENGINE THROTTLE LINKAGE INSTALLATION OF SILENCER MUFFLER FUEL TANK LOCATION GLOWPLUGS FUEL PROPELLER MIXTURE CONTROLS STARTING RUNNING IN Breaking in MIXTURE CONTROL A...

Page 2: ... your engine in an enclosed space Model engines like 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 aircr...

Page 3: ...ereby it is just possible for the engine to abruptly restart if the propeller is casually flipped over compression WITHOUT the glowplug battery being reconnected Remember this if you wish to avoid the risk of a painfully rapped knuckle NOTES 5 This engine is ideally suited to a variety of R C aircraft including sports aerobatic and scale types A separate precision made needle valve unit is install...

Page 4: ...w Spring washer or lock washer Hardwood such as cherry or maple Spring washer 5mm steel Allen screw 5mm steel nut Make sure that the mounting beams are parallel and that their top surfaces are in the same plane NOTE Be sure to secure large enough air intake and outlet area for cooling the engine in order not to overheat the engine 7 INSTALLATION OF SILENCER MUFFLER To fit the standard silencer M5x...

Page 5: ...ds to cut out when idling Starting qualities deteriorate Model engine fuel is poisonous Do not allow it to come into contact with the eyes or mouth Always store it in a clearly marked container and out of the reach of children Model engine fuel is also highly flammable Keep it away from open flame excessive heat sources of sparks or anything else which might ignite it Do not smoke or allow anyone ...

Page 6: ...ne are increased turn the needle valve another 10 15 and wait for the next change of r p m As the speed of the engine does not instantly change with needle valve readjustment small movements with pauses between are necessary to arrive at the optimum setting 5 Needle valve adjustment diagram This diagram is for reference purposes only Actual needle positions may differ from those shown To stop the ...

Page 7: ... 5 seconds Does the engine stop Apply full throttle Does the engine regain full power immediately OK Refer to the next section Re set the idling position at a little higher r p m Set the throttle opening by means of the throttle trim on the transmitter so that the lowest practical speed without risk of the engine stopping is obtained The position where the lowest possible r p m with steady running...

Page 8: ...ing container will prevent the entry of foreign material into the fuel tank It is also recommended that a good in line filter be installed between the tank and needle valve Do not forget to clean the filters regularly to remove dirt and lint that accumulate on the filter screen Also clean the carburettor itself occasionally ENGINE CARE AND MAINTENANCE At the end of each operating session drain out...

Page 9: ...4240 28282000 28281970 24981837 26381501 26711305 46181950 29613000 71608001 29325000 29325300 29325400 29326000 19 1 19 2 19 3 19 4 19 5 20 Fixing Screw Exhaust Adaptor Pressure Fitting E 5010 Silencer Assembly Glow Plug No 8 Screw Set Set Screw O Ring 2pcs Needle Fuel Outlet Ratchet Spring Remote Needle Valve Bracket Cover Plate Gasket Set Crankshaft Crankshaft Ball Bearing R Crankcase Crankshaf...

Page 10: ...or Fixing Screw 2pcs Type of screw C Cap Screw F Flat Head Screw N Round Head Screw S Set Screw Specifications are subject to alteration for improvement without notice Code No Description THREE VIEW DRAWING Dimensions mm SPECIFICATIONS Displacement Bore Stroke Practical R P M Power output Weight 50 5 51 5 74 UNF3 8 24 115 5 96 7 123 2 4 Ø5 2 80 64 30 65 22 22 2 M5x0 8 C Copyright 2000 by O S Engin...

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