Os-engines 120AX Manual de usuario

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

18M4x90M4x45E-5020 SilencerE-5020 SilencerE-5020 SilencerExtention AdapterIn case of installing the silencer direct to the engineAfter the engine is s

20Suggested fuel tank capacity is approx 350cc. This will allow 10-12 minute flights.Be sure to use a pressurized fuel system by connecting the muffle

22THROTTLE LINKAGEBefore connecting the throttle to its servo, make sure that the throttle arm and linkage safely clear any adjacent part of the airfr

24Note:Some spinners without a removable nose cone cannot be used with the prop locknut supplied with the engine. In this case, optional locknut sets

26!STARTINGBe sure to use an electric starter to start the engine.Fill the fuel tank with fuel. When filled, prevent fuel flowing into the carbureto

28Attention :Do not choke the carburetor air intake when applying the starter. This could cause an excessive amount of fuel to be drawn into the cyli

30During subsequent flights, the needle-valve can be gradually closed to give more power. However, if the engine shows signs of running too lea

32IDLING ADJUSTMENT CHARTStart the engine.Make sure that the throttle isfully open.Adjust the needle-valve.Close the throttle gradually.Set the idle s

33MIXTURE CONTROL VALVE ADJUSTMENTREALIGNMENT OF MIXTURE CONTROL VALVEWith the engine running, close the throttle and allow it to idle for about five

35CARBURETOR CLEANLINESSThe correct functioning of the carburetor depends on its small fuel orifices remaining clear. The minute particles of foreign

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

37SymptomFactorCauseCorrective action231233332Voltage too high or too low. Re-check and readjust referring to "BEFORE STARTING" .Continue ap

39Do not close the needlevalve and mixture control valve too far as this will cause a lean setting and over heating of the engine. This can, in turn,

40C.M3x15C.M3x8123456789111213141015161710-1ENGINE EXPLODED VIEWType of screw C...Cap Screw B...Binding Head Screw M...Oval Fillister-Head ScrewF...

4212457S.M3X3363-13-27-17-288-1910N.+M3.5x6N.+M3x6Type of screw C...Cap Screw B...Binding Head Screw M...Oval Fillister-Head ScrewF...Flat Head Scre

44No.8(71608001)A5(71605100)(71904200)(45910200)(45910100)For FS-120S /FS-120S-E(45910300)5/16"-M5(72403050)(71531000)M3x8(79871110)M3x15(7152

4679.565.235.1105.4405105.411.367.243.669.823.545.585.76.139.7139.9UNF5/16-2433.845.52746.56742.5255840.638.2274- 5.114132130.41.31.44048.6211515482-

4NOTESThis engine was designed for model aircraft. Do not attempt to use it for any other purpose.Mount the engine in your model securely, following t

6NOTESAdjust the throttle linkage so that the engine stops when the throttle stick and trim lever on the transmitter are fully retarded. Alternatively

8STANDARD ACCESSOIESGlow Plug No.8 (suppplied with the engine)E-5020 Silencer Extention Adapter Needle Valve Extension Cable SetSilencer Extention Ada

10FUELThe 120AXRING should be operated on a methanol based fuel containing not less than 18% (volumetric) castor oil, or a top quality synthetic lubri

128mmTOOLSHEX ScrewdriverSCREWDRIVERNecessary for engine installation.1.5mm, 2mm, 2.5mm, 3mmNecessary for carburetor adjustments.No.1, No.2, etcPhilli

14BASIC ENGINE PARTSCylinder headCarburetor Type 70D CrankshaftPropeller nutPropeller washerDrive HubCrankcaseCover PlateGlowplugBeam MountE-5020 Sile

16●Make sure that these mounting beams are accurately aligned and firmly integrated with the airframe, reinforcing the adjacent structure to absorb v