Os-engines FS-91S II (P) Manuel d'utilisateur

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

ABDCMake sure there is adequate ventilation.<FS-91S2-P>The function of the various tubes connected to the engine and tank (see sketch) are as fo

10NEVER disassemble the fuel pump or pressure regulator. Their original performance may not be restored after reassembly.DO NOT obstruct the small rec

FUELThe FS-70S2, FS-91S2 and FS-91S2 -P should be operated on a methanol based fuel containing not less than 18% castor-oil, or a top quality syntheti

Since the FS-70S2, FS-91S2 and FS-91S2-P are intended to be started with an electric starter, the addition of a spinner assembly for centering the sta

STARTINGThe FS-70S2, FS-91S2 and FS-91S2-P are not fitted with manual choke controls, as they are intended for use with an electric starter only. A hi

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

• Feeler gauge 0.04mmALL O.S. four-stroke engines have their valve(tappet) clearances correctly set before they leave the factory. However, if, after

Note: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.Remove the

Re-tighten locknut while holding adjusting screw stationary. (Fig.5.)4.Hold at thescrew head.Fig.5Tighten Locknut.Remove 0.04mm feeler, rotate prop th

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 while the engine is s

2-456788-99-1011-12121515-1717-181920-2526-2728-3013-14SAFETY INSTRUCTIONS AND WARNINGS ABOUT YOUR O.S. ENGINEINTRODUCTION, INSTALLING THE GLOWPLUGREL

(71901100)(71615009)(72200130)(72200110)(71531000)(72403050)(71521000)721081007210811072108120721081301111A1111B1111C1111D120240170330(72109500)(72109

FS-70S2 EXPLODED VIEWType of screw C…Cap Screw B…Binding Head Screw M…Oval Fillister-Head ScrewF…Flat Head Screw N…Round Head Screw S…Set Screw iu

No.No.FS-70S2 PARTS LISTWoodruff KeyDrive HubThrust WasherCrankshaft Ball Bearing(F)Cam Follower(2pcs.)Push Rod Cover "O" Ring(2pcs.)Push Ro

FS-91S2 EXPLODED VIEWType of screw C…Cap Screw B…Binding Head Screw M…Oval Fillister-Head ScrewF…Flat Head Screw N…Round Head Screw S…Set Screw iu

No.iuytrewq=-0-20-109-29-19876-46-36-26-165-45-35-25-154-24-143-23-1321op[]\dfghasa-1g-1a-2FS-91S2 PARTS LISTWoodruff KeyDrive HubThrust WasherCranksh

Type of screw C…Cap Screw B…Binding Head Screw M…Oval Fillister-Head ScrewF…Flat Head Screw N…Round Head Screw S…Set Screw FS-91S2-P EXPLODED VIEW

FS-91S2-P PARTS LISTThe specifications are subject to alteration for improvement without notice.DescriptionCode No.No.No. Code No.DescriptionWoodruff

91N.+M3X62435678N.+M3X22S.3X31-31-11-21-45-25-11-591N.+M3X62435678N.+M3X22S.3X31-31-11-21-45-25-11-5The specifications are subject to alteration for i

60N(FS-91S2-P)The specifications are subject to alteration for improvement without notice.Type of screw C…Cap Screw B…Binding Head Screw M…Oval Fill

FS-70S211.50cc/0.702cu.in.25.8mm/1.016in.22.0mm/0.866in.2.000~12.000r.p.m.1.1bhp/11.000r.p.m.580g/20.4oz.5839.620.3 96.4UNF5/16-2466.344.755.82150Dime

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

Dimensions(mm) 14.95cc/0.912cu.in.27.7mm/1.09in.24.8mm/0.976in.2.000~12.000r.p.m.1.6bhp/11.000r.p.m.640g/22.6oz.DisplacementBoreStrokePracticalR.

Dimensions(mm) 14.95cc/0.912cu.in.27.7mm/1.09in.24.8mm/0.976in.2.000~12.000r.p.m.1.6bhp/11.000r.p.m.650g/23.0oz.DisplacementBoreStrokePracticalR.

C Copyright 2000 by O.S.Engines Mfg. Co., Ltd. All rights reserved. Printed in Japan.UNEQUALLEDQUALITYPRECISION&PERFORMANCEESTABLISHINGTHESTANDAR

NOTESThis engine was designed for model aircraft. Do not attempt to use it for any other purpose.Mount the engine in your model securely, following th

Take 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 disconne

The O.S. FS-70S2, FS-91S2 and FS-91S2-P are built, like all O.S. engines, to the highest engineering standards, by a company that was established in 1

As supplied, the FS-70S2, FS-91S2 and FS-91S2-P have their throttle lever on the right hand side and needle-valve control on the left. However, where

10~15mmBecause these are powerful, large-displacement, single-cylinder four-stroke-cycle engines, it is essential to use very substantial engine mount

<FS-70S2, FS-91S2>NEEDLE-VALVE EXTENSIONThe needle-valve supplied with this engine is designed to accept an extension so that, when the engine