Os-engines 21RG-MX Manual do Utilizador

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

◆◆NOTE: Because, in the interests of personal safety, dismantling of the starter mechanism isstrongly discouraged, the Recoil Starter is available for

¡When to replace the glowplugFilament surface has roughened and turned white.¡¡Engine tends to cut out when idling.¡Apart from when actually burned ou

PROPELLERUse well balanced propellers only. As the ideal diameter, pitch and shape vary according to the size, weight and type of model, final selecti

CARBURETTOR CONTROLSThe Needle Valve:When set to produce maximum power at full throt-tle, this establishes the basic fuel/air mixture strength. This i

Set the needle-valve. Turn the needle clockwise slowly, without forcing, until it stops. Then, reopen the needle-valve 2-1/2turns counter-clockwise.O

Do not apply the starter to a flooded engine and never place your finger over the carburettor in-take when using the starter. This may cause an hydrau

As with the engine of a full size boat. High r.p.m. operation without warming up will shorten engine life or damage it.Leaving the Needle-Vale set at

ADJUSTMENTRunning the engine with the boat out of the water, without load and without cooling water, will seri-ously damage it, due to overheating. Th

7.Launch the boat and gradually open the throttle to its fullest extent. If at this point, the engine puffs out a good deal of smoke and does not acce

CARBURETTOR CLEANLINESSProper functioning of the carburettor depends on its small fuel orifices remaining clear. The minute particles of foreign matte

CONTENTSSAFETY INSTRUCTIONS AND WARNINGS ABOUT YOUR O.S. ENGINEINTRODUCTION, BASIC ENGINE PARTSINSTALLATION NOTES CONCERING THE RECOIL STARTERGLOWPLUG

At the end of each operating session, drain out any fuel that may remain in the fuel tank. Afterwards, energize the glowplug and try to restart the en

SymptomFactorCauseCorrective actionTROUBLE SHOOTING WHEN THE ENGINE FAILS TO STARTFour key pointsFor quick, reliable starting, the following four cond

SymptomFactorCauseCorrective actionVoltage too high or too low. Re-check and readjust referring to "BEFORE STARTING" Continue to apply start

4321C.M2.6X7C.M2.6X18ewq=-0987654C.M2.6X18rt--At-1t-2yC.M2.6X7M.+2.6X7Type of screw C…Cap Screw M…Oval Fillister-Head ScrewF…Flat Head Screw N…Roun

7 2103 5207 1802 030e2 3813 001w2 3607 000q2 3614 0002 3813 001y7 3003 000t2 3601 800r2 3602 050-2 3430 000092 3601 00084 1614 00072 3981 70062 5382 0

No.9876543211-188-45678-18-28-38-59S.M3X311-1233-14S.M3X32 4981 4052 6381 5012 5381 2032 6781 3092 4881 8242 6781 5062 5382 1002 5381 2202 2681 9532 7

(71608001)(71605100) (72403050) (71530200)1521 (71521000) φ3(73300305)φ8(73300812)(22442009) (55500002)M3 (72106300) (72106030)GLOW PLUGT-2030 TUNED

3.46cc/0.211cu.in.16.6mm/0.654in.16.0mm/0.630in3,000~35,000r.p.m.1.7ps/28,000r.p.m.317g/11.18oz.JAPAN213710.54529.633.54-φ3.3UNF 1/4-2867 21.588.559.5

3.46cc/0.211cu.in.16.6mm/0.654in.16.0mm/0.630in3,000~35,000r.p.m.1.7ps/28,000r.p.m.389g/13.72oz.JAPAN401074529.6UNF 1/4-286759.574.5214-φ3.310.533.537

MEMO28

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

C Copyright 2001 by O.S.Engines Mfg. Co., Ltd. All rights reserved. Printed in Japan.090100TEL. (06) 6702-0225FAX. (06) 6704-27226-15 3-Chome Imagawa

WARNINGSModel engine fuel is poison-ous. Do not allow it to come into contact with the eyes or mouth. Always store it in a clearly marked container an

This engine was designed for model boats. Do not attempt to use it for any other purpose.Mount the engine in your model securely, following the manufa

Adjust the throttle linkage so that the engine stops when the throttle stick and trim lever on the transmitter are fully retarded. Alternatively, the

MAX-21RG-MXThe O.S. "RG Series" is a high-performance water-cooled marine engine for small radio-controlled boats, especially sport type hul

Insert the taper collet on the crankshaft, taking care not to push the crankshaft to the cover plate end.Select the screw holes according to the model

INSTALLATION Make sure that the engine mounting beams in the hull are parallel, with their top surfaces in the same plane. If they are not, the engine