In case of 1.5volt dry cell CORRECT GRADUATIONS ON THE CARBURETOR BODY For Helicopter Engine Battery leads Fully opened position MAX-37SZ-H RING Approx. It is of vital importance, before attempting to operate Model engine fuel is also highly flammable. After starting the engine, carry out any needle-valve your engine, to read the general 'SAFETY INSTRUCTIONS Keep it away from open flame, excessive readjustments after stopping the rotor by closing the heat, sources of sparks, or anything else Fully closed position AND WARNINGS' in the following section and to strictly throttle to the lowest r.p.m.. Front view Side view adhere to the advice contained therein. which might ignite it. Do not smoke or allow Stop the engine before attempting to make other Top surfaces are in the same plane. anyone else to smoke, near to it. Carburetor Body adjustments to the carburetor. Make sure glowplug element glows INCORRECT Also, please study the entire contents of this bright red inside room or shadow. instruction manual, so as to familiarize yourself with Use an electric starter. The wearing of safety Carburetor Rotor Model engines generate considerable the controls and other features of the engine. glasses is also strongly recommended. Hexagon starting shaft heat. Do not touch any part of your As shown in the sketch, the carburetor has graduation Press the rotor head down securely. This shaft mounted on an electric starting motor SAFETY INSTRUCTIONS AND WARNINGS ABOUT YOUR O.S.ENGINE engine until it has cooled. Contact with marks. When the triangle mark on the carburetor rotor the muffler (silencer), cylinder head or Take care that the glow plug clip or battery leads do is driven into the shaft cup to turn the engine. Remember that your engine is not a " toy ", but a meets the most right mark, throttle is fully closed. When exhaust header pipe, in particular, may not come into contact with rotating parts. highly efficient internal-combustion machine whose Electric starter and starter battery Top surfaces are not Top surfaces are not in the the triangle mark meets the top mark, throttle is fully result in a serious burn. in the same plane. same plane. open. The range is approximately 80 degrees. You may power is capable of harming you, or others, if it is Adjust the throttle linkage so that the engine stops An electric starter is recommended misused. As owner, you, alone, are responsible for when the throttle stick and trim lever on the use other three marks as the reference marking of Never operate your engine in an enclosed space. for starting. Engine does not rest firmly. the safe operation of your engine, so act with transmitter are fully retarded. Alternatively, the throttle opening to your preference when hovering. Model engines, like automobile engines, exhaust discretion and care at all times. If at some future engine may be stopped by cutting off the fuel 12V Battery deadly carbon-monoxide. Run your engine only Starter WARNING! date, your O.S. engine is acquired by another supply. Never try to stop the engine physically. Fuel Re-align the surfaces as necessary Never try to check the triangle mark position while in an open area. Select, by practical tests, the most suitable fuel from among person, we would respectfully request that these Take care that loose clothing (ties, shirt sleeves, the engine is running and rotor is rotating, or you instructions are also passed on to its new owner. the best quality fuels available in your country for helicopter may be hit by rotating rotor which results in serious scarves etc.) do not come into contact with the rotor. use. For the best throttle response, a fuel containing 10% to Make sure that only the under-surfaces The advice which follows is grouped under two injury. Stop the engine and rotor before checking NOTES Do not carry loose objects (such as pencils, 30% nitromethane is preferable. Lubricants may be either of the engine’s mounting lugs are in headings according to the degree of damage or the triangle mark position. screwdrivers, etc.) in a shirt pocket from where they castor-oil or a suitable synthetic oil (or. a blend of both) contact with the engine mount. danger which might arise through misuse or neglect. This engine was designed for model helicopters. could fall through the rotor disc. provided that they are always of top quality. For consistent Do not attempt to use it for any other purpose. STARTING For their safety, keep all onlookers (especially small performance and long engine life, it is essential to use fuel WARNINGS INSTALLING THE GLOWPLUG Be sure to use an electric starter to start the engine. Mount the engine in your model securely, following children) well back (at least 20 feet or 6 metres) when containing AT LEAST 18% lubricant by These cover events which might involve serious the manufacturers' recommendations, using appropriate preparing your model for flight. If you have to carry the volume. Some fuels containing coloring Install washer on glowplug and Be sure to use a muffler pressurized fuel feed. Use (in extreme circumstances, even fatal) injury. screws and locknuts. model to the take-off point with the engine running, be additives tend to deterriorate and may insert carefully into Heatsink-head, the same fuel as you intend to employ for actual making sure that it is not operation of your model. Install an effective silencer (muffler). Frequent close especially cautious. Hold the rotor securely and keep adversely affect running qualities. If in NOTES well clear of spectators. doubt compare to a fuel known to be good. cross-threaded before tightening exposure to a noisy exhaust (especially in the case of firmly. Starting procedure is as follows: These cover the many other possibilities, generally less the more powerful high-speed engines) may eventually Warning! lmmediately after a glowplug-ignition Fuel Pump Glow plug 1. Fill the fuel tank with fuel. When filled, prevent the obvious sources of danger, but which, under certain impair your hearing and such noise is also likely to engine has been run and is still warm, conditions Alternatively, one of the purpose-made Washer fuel from flowing into the carburetor with a circumstances, may also cause damage or injury. cause annoyance to others over a wide area. sometimes exist whereby it is just possible for the manual or electric fuel pumps may be Manual commercially available fuel stopper, etc. Release Check the linkage to the throttle arm before each engine to restart when turned over WITHOUT the used to transfer fuel directly from your fuel the stopper before starting the engine. WARNINGS glowplug battery being reconnected. Remember this container to the fuel tank. flight. 2. Make sure that plug element glows red, and install if you wish to avoid the risk of accidents. O.S. Super Filter (Fuel Can Filter) Never touch, or allow any object to come the plug in the cylinder head. Avoid sudden high r.p.m. immediately after the Install a filter to the outlet tube of your Electric into contact with, the rotating parts. INSTALLATION OF THE STANDARD ACCESSORIES engine is started, as the clutch will engage and you Element glows when energized. refueling container to prevent entry of INSTALLATION OF THE THROTTLE LEVER may be struck by the rotor. foreign matter into fuel tank. O.S. ‘Super Model engine fuel is poisonous. Do not allow Throttle lever is not installed on the carburetor when the Pliers Filters’ (large and small) are available as it to come into contact with the eyes or mouth. engine leaves the factory. Install it before using the optional extras. Always store it in a clearly marked container engine referring to the sketch below. and out of the reach of children. Fuel Filter Retaining Screw It is recommended to install a good Replace the plug when the in-line filter between the fuel tank and element does not glow or is Notes on installing cooling fan and clutch Linking the throttle servo to the carburetor ENGINE PARTS NAME Washer Glowplug carburetor to prevent entry of foreign burnt out. Link the throttle servo to the carburetor using Heatsink Head matter into the carburetor. Glow Plug Igniter Do not use a tool which the throttle lever supplied. Throttle control rod locks piston when installing A and B should be equal length. Set the Silicone Fuel Line Throttle Lever Carburetor Heatproof silicone tubing of approx. 5mm o.d. a cooling-fan and clutch, or linkage so that the servo output lever and 1. Opening and closing of the Needle-Valve top of the piston may be throttle lever are parallel when the throttle Type 20M and 2.5mm i.d. is required for the connection damaged. Also, do not insert stick on the transmitter is at middle position. between the fuel tank and engine. Turn the needle clockwise to CARBURETOR CONTROLS close the needle-valve, and turn Close a screw driver or the similar Installing hole intervals on the F lever and on Cover Plate TOOLS into the exhaust port. the J lever are different. Decide the lever to With a fixed-wing model, power failure is rarely a the needle counter-clockwise to Hex Drivers Necessary for engine installation. serious threat to the safety of the aircraft since it can open the needle-valve as shown use according to the servo used. Be sure to 1.5mm, 2mm, 2.5mm, 3mm It is recommended to use cut off another lever to avoid any interference. usually glide down to a safe landing. In a helicopter, on in the sketch. Open Crankshaft Clamp 37 (Code B the other hand, it is vitally imporant that the engine No.71530600) available as an Thrust Washer Phillips Screwdriver keeps running and that there is a quick and reliable 2.