Os-engines FS-120S-E Manual de usuario

It is of vital importance, before attempting to operate your engine, to read the general 'SAFETY INSTRUCTIONS AND WARNINGS&apos

18CARE AND MAINTENANCETo ensure that you obtain long life and peak performance from your engine, observe the following.Avoid running the engine under

20EXPLODED VIEWType of screw C...Cap Screw M...Oval Fillister-Head ScrewF...Flat Head Screw N...Round Head Screw S...Set Screw1233-23-144-14-255-45

22The specifications are subject to alteration for improvement without notice.CARBURETOR EXPLODED VIEWS & P

24MEMOC Copyright 2003 by O.S.Engines Mfg. Co., Ltd. All rights reserved. Printed in Japan.TEL. (06) 6702-0225FAX. (06) 6704-27226-15 3-Chome Imagawa

2Remember that your engine is not a " toy ", but a highly efficient internal-combustion machine whose power is capable of

4Take care that the glow plug clip or battery leads do not come into contact with the propeller. Also check the linkage to the throttle arm. A disconn

6The needle-valve and throttle lever locations are interchangeable by reversing the carburetor. This can be done as follows:Remove the

8 NEEDLE-VALVE EXTENSIONThe needle-valve supplied with this engine is designed to accept an extension so that, when the engine is enclosed in

10FUELThe FS-120S-E should be operated on a methanol based fuel containing not less than 18% castor-oil, or a top quality synthetic lubrican

12CARBURETTORThe Needle ValveThis is used to establish the fuel/air mixture strength required for full power when the throttle is fully open.T

14Start and adjust the engine as detailed in the starting instructions.Now open the throttle fully and run the engine for no more than 5 seco

16Note:Valve clearances of all O.S. four-stroke-cycle engines must be checked and reset ONLY WHEN THE ENGINE IS COLD. Procedure is as follows.Re