Os-engines 46LA-S Manuel d'utilisateur

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

NEEDLE-VALVE EXTENSIONThe needle-valve supplied with these engines is designed to incorporate an extension so that, when the engine is enclosed within

Finally, secure the complete assembly to rear cover plate as before.3.As self-tapping screws are used for unit attachment, screw them in carefully so

Resistance coil(nichrome wire)Adjust applied voltage by changing the position of clip on resistance coil until glowplug element is glowing bright red.

Make sure that there are no kinks or folds in the plumbing.Silicone tubingUse knife or razor blade.Do not use wirecutters or pliersNote: When cutting

AB75%20%5%65%20%10%MethanolCastor OilNitromethaneModel engine fuel is poisonous. Do not allow it to come into contact with the eyes or mouth. Always s

Install a plug suitable for the engine.Use fuel containing a moderate percentage of nitromethane unless more is essential for racing events.Do not run

Warning: When using a spinner assembly, make sure that the notches in the spinner shell are large enough to clear the propeller blades and so do not c

Fuel inletFuel TubeFuel will flowfrom tank toventuri aspropeller isturned.Place your fingerover the venturito choke intake.Turn the propellertwo revol

9 Apply electric starterBring the starter into contact with the spinner nut or spinner and depress the starter switch for one or two seconds. Repeat

Listen to the sound carefully.11 Needle-valve adjustment(1)Then gradually close the needle-valve until the exhaust sound changes from an irregular pi

CONTENTSSAFETY INSTRUCTIONS AND WARNINGS ABOUT YOUR O.S. ENGINEINTRODUCTIONINSTALLATION OF THE ENGINEINSTALLATION OF SILENCERNEEDLE-VALVE LOCATIONBEFO

14 Needle-valve adjustment(Summary)Practical best(optimum) needle-valve setting Exhaust note starts to change.Disconnect battery leads from glowplug

Once the optimum needle-valve setting has been established (see "Needle-valve adjustment-Summary") the procedure for starting is simplified

123SymptomFactorCauseCorrective actionRecharge the electric starter battery.Recharge lead-acid cell or replace dry battery. (Note: An unused, or almos

SymptomFactorCauseCorrective action231233332Voltage too high or too low. Re-check and readjust referring to "BEFORE STARTING" paragraph 4.Co

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

wq=-054312q-3q-5q-4q-2q-1N.+M3X12(25LA-S)M3.5B.M2.6X8S.3X3M.M2.6X10(15LA-S)9876eEXPLODED VIEW(MAX-15/25LA-S)Type of screw C…Cap Screw M…Oval Fillist

ENGINE PARTS LIST(MAX-15/25LA-S)Specifications are subject to alteration for improvement without notice.15LA-S25LA-S1234567890-=qq-1q-2q-3q-4q-5we22

543219768-0=wqr-1r-2r-3r-4r-5r-6N.+M3X8N.+M3X12S.3X3ertM3.5Type of screw C…Cap Screw M…Oval Fillister-Head ScrewF…Flat Head Screw N…Round Head Scre

ENGINE PARTS LIST(MAX-40/46LA-S)Specifications are subject to alteration for improvement without notice.40LA-S 46LA-S1234567890-=qwerr-1r-2r-3r-4r-5

4.07 cc (0.249 cu.in.)18.0mm (0.709 in.)16.0mm (0.630 in.)2,000~16,000 r.p.m.0.6 bhp / 15,000 r.p.m.185.5g (6.54 oz.) 2.49 cc (0.1517 cu.in.)15.2

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

6.49 cc (0.396cu.in.)21.2 mm (0.835in.)18.4 mm (0.724in.)2,000~16,000 r.p.m.1.0 bhp / 15,000 r.p.m.267.5g (9.43oz.) 7.64 cc (0.467cu.in.)23.0 mm

O.S. GENUINE PARTS & ACCESSORIES RADIAL MOTOR MOUNT(71909310) for 15LA-S(71908100) for 25LA-S(71906200) for 40,46LA-S / "-28(21125108) fo

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

WARNINGSModel 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

NOTES•••••This engine was designed for model aircraft. Do not attempt to use it for any other purpose.Mount the engine in your model securely, followi

NOTES••Always check the tightness of the propeller nut and retighten it, if necessary, before restarting the engine, particularly in the case of four-

NOTES•••••Adjust the throttle linkage so that the engine stops when the throttle stick and trim lever on the transmitter are fully retarded. Alternati

INTRODUCTIONThe "LA-S Series" engines are designed for control line models. They have broad power characteristics which are suitable for bo

INSTALLATIONHow to fasten the mounting screws.Hardwood mounting beamsO.S. radial motor mount(cast aluminum)Tighten second nut firmlydown onto first nu