Os-engines 37SZ-H Bedienungsanleitung

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

18STARTINGCloseOpenBe sure to use a muffler pressurized fuel feed. Use the same fuel as you intend to employ for actual operation of your model.1.2.3.

20NOTE:If the throttle response is poor or the engine stops due to a temporarily over-rich mixture im-mediately after the engine is started, pinch the

22lf, at this time, the engine is slow to pick up and produces an excess of exhaust smoke, the mixture is too rich. Correct this condition by turning

24SUBSEQUENT READJUSTMENTSOnce the engine has been run-in and the carburetor controls properly set up, it should be unnecessary to alter the mixture s

25ADJUSTING CHARTOpen the Needle Valve 1.5 turns from the fully closed position.Make sure that the Mixture Control Valve is at the factory setting.ASt

26INSTALLATION OF THROTTLE SERVOAfter the engine in the helicopter, please observe the following recommendations when linking the throttle servo to th

28TROUBLE SHOOTINGSymptomCauseCorrective actionEngine fails to fire.Fuel tank is empty.Fuel not reaching the engine.Fill the tank with fuel and repeat

30SymptomCauseCorrective actionSymptomCauseCorrective actionUnstable idleUnsuitable glowplugUse suggested glowplug in the instructions.Unsuitable fuel

32ENGINE EXPLODED VIEWType of screw C…Cap Screw M…Oval Fillister-Head ScrewF…Flat Head Screw N…Round Head Screw S…Set Screw ＊1C.M3x15C.M2.6x72345

34CARBURETOR EXPLODED VIEWC…Cap Screw M…Oval Fillister-Head ScrewF…Flat Head Screw N…Round Head Screw S…Set Screw Type of screw ＊N.+M3.5x512358C.M

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

36(L) (72403050) (55500002)(71608001)No.8(71605300)A3(71605100)A5(71530600)37(71521000)M3LONG SOCKET WRENCH WITH PLUG GRIPSUPER FILTERLOCK WASHER(10s

38MEMOC Copyright 2004 by O.S.Engines Mfg. Co., Ltd. All rights reserved. Printed in Japan.60091520 010603TEL. (06) 6702-0225FAX. (06) 6704-27226

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

6Notes on installing cooling fan and clutchDo not use a tool which locks piston when installing a cooling-fan and clutch, or top of the piston may b

8NOTES WHEN APPLYING AN ELECTRIC STARTERDo not over-prime. This could cause hydraulic lock and damage the engine on application of the electric starte

10Make sure glowplug element glows bright red inside room or shadow.Battery leads12V BatteryStarterElectric starter and starterbattery

128mmLONG SOCKET DRIVER WITH PLUG GRIPRecommended for easy removal and replacement of the angled and recessed glowplug, the O.S.Long Socket Wrench inc

14FACTS ABOUT GLOWPLUGSThe role of the glowplugGlowplug lifeParticularly in the case of very high performance engines, glowplugs must be regarded as e

16Front viewCORRECTSide viewTop surfaces are in the same plane.Re-align the surfaces as necessaryINCORRECTTop surfaces are not in the same plane.Top s