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1. 12V 192 W FUELS MO GAS gasoline super octane min of 85 RON lead free Fuel consumption 295 g kWh Fuel filter in line Air cleaner Kand N oil impregnated Oil Filter Carburettor horizontal twin throat float type Rated rpm 3800min Max rpm 4350min idle rpm 1280 min Engine oil Quantity approx 1 51 Multi grade oil with ambient temperature 15 910 45 SOW 10W 40 API SE SF or higher with ambient temperature 25 to 15 SOW 5W 20 SE SF or higher Oil pressure Oil pressure in the no load operation min 0 35 bar Oil filters screwing cartridge Max Inclination 45 10095 Torque settings in Newton metres Fly Wheel 175 Cylinder head 19 Con Rod 13 Crankcase sump covers 17 Crankshaft end play 003 015 Cylinder bore Standard 2 9724 2 973 Spark Plug 8 Notes for your safety Never operate an engine in an enclosed area Work in a space with ample room for manoeuvring around the engine Do not have an open flame or smoke near flammable liquids Do not refuel an engine while it is operating Allow the engine to adequately cool before refuelling Do not operate an engine if gas has spilled Move the engine away from the spill and avoid creating any ignition until the gas has evaporated Be familiar with engine shutoff procedures for quick response in an emergency2. Do not operate an engine with the air cleaner removed Refuel an engine outdoors or in an approved area with proper ventilation and fire safety equipment Do not operate an engine without a muffler Never leave an operating engine unattended Avoid contact with hot engine parts such as the muffler cylinder head or cooling fins Keep feet hands and clothes away from moving engine and equipment components Perform service and maintenance procedures with the engine not operating if possible Fault Finding SYMPTOM POSSIBLE CAUSE ACTION Fill fuel tank Drain and refill tank with new Old fuel fuel Fuel tap turned off Adjust choke to correct Choke If fitted in incorrect position position Clogged fuel filter or fuel line Fuel Vent blocked Locate Vent hole and clear Replace or service depends on Blocked air filter type Plug cap damaged Ignition coil air gap incorrectly set Compresion Worn valve guides or poor seating of valve Top end valve service Worn camshaft replace Engine fails to idle correctly Stale fuel or incorrect grade fuel Replace Idle speed incorrect P Spark plug gap incorrect P Defective plug Defective ignition coil Short to earth on ignition or kill switch if fited Inspect and replace faulty wire P Plug cable damaged ignition coil air gap incorrect O Defective ignition coil Relace P Blocked carbarator B
3. BEFORE REMOVEING DRAIN PLUG DO NOT OVERFILL THIS WILL DAMAGE YOUR ENGINE IF OVERFILLED REMOVE OIL UNTIL THE CORRECT LEVEL IS INDICATED DO NOT START THE ENGINE x FILTER EVERY 50 Propeller and reduction unit Fig1 Fig2 Press here Deflection should be between 5 and 10mm The engine comes with a belt prop reduction drive Propeller should be fitted to this in compliance with the propeller manufacturers instructions The prop reduction belt should be visually inspected for damage or wear has part of your pre engine start checks Also check that the belt is tightened correctly by measuring the deflection at the midpoint This should be between 5 and 10mm As marked in fig 1 WARNING DO NOT OVER TIGHTEN AS THIS WILL CAUSE DAMAGE TO THE ENGINE AND BELT AND MAY LEAD TO PREMATURE FAILURE If the deflection is incorrect then it can adjusted by turning the adjusting screw using a 6mm Allen key As shown in fig2 STARTING THE ENGINE WARNING CHECK OIL BEFORE STARTING NEW ENGINES DELIVERED WITH OUT OIL THE ENGINE MUST NOT BE RUN WITH OUT A CORRECTLY FITTED PROPELLER The engine comes with a key start electrical system On cold engine apply full choke if fitted Turn the key until the engine rotates on the starter motor When engine fires release key Apply a small amount of throttle until the engine warms Turn off choke as soon as engine temperature allows smooth running with out ch
4. ERMINAL SOLENOID Starter Motor 12 VOLT BATTERY Switch Position Continuity 1 OFF 1 3 6 2 RUN 2 5 6 3 START 2 4 5 Terminal 1 Grounded Internally To Key Switch Case Terminal No Function 1 To Ground used only with insulated panel To Carburetor Solenoid To Stop Switch Terminal On Engine To Solenoid tab terminal inal l To Alternator DC Output Jo o Funk RadioControl Schalter ON Switch OFF Stromdose power unit 12V Hauptschalter main switch Oltemperatur oiltemp Oldruckkontroll_lampe Oilpressure control Masse Ground Z nschschalter Ignition key Licht Bordnetz bordsystem ON Masse Ground Kabelkanal Wire Oltemperatur Sensor Kabel cable 2 Kabel cable 1 oiltemp sensor Masse Ground ldruckschalter oilpressure switch P LT Extra Killswitch Rescue Notaus Pullpin switch Masse Ground Switch Position Continuity 1 OFF 1 3 6 2 RUN 2 5 6 3 START 2 4 5 Terminal 1 Grounded Internally To Key Sw tch Case Terminal No Function 1 To Ground used only with insulated panel 2 To Carburetor Solenoid 3 To Stop Switch Terminal On Engine 4 ot it Extra Killswitch Rescue Notaus Pullpin switch Anlasserrelais Funk RadioControl Ignittion Daue
5. SOLO FUSAN Old Park Lodge High Road Earlsheaton WF12 8BB TEL 01138153880 SOLO 40 Introduction The Solo engine is a conversion of a commercially available four stroke 90 degree V twin OHV engine The engine contains a full pressure lubrication system electronic contactless fixed timings ignition and a ribbed belt prop reduction drive This gives a engine with very low maintance requirements Providing the engine is maintained as per the procedures laid down in this manual then the unit should give a long and trouble free life All fasteners nuts bolts and screws are of a metric size and should be tightened to the correct torque settings as laid out in this manual WARNING Although the engine should give a long and trouble free life it should be noted that any engine can stop suddenly and should not be used in any situation where this would possibly lead to injury Although these engines have undergone considerable durability testing they have not been certified to any standards for use or safety The engine should there fore be used only in experimental vehicles where an engine failure will not compromise safety The user assumes all risks and in there use acknowledges this warning that the engine can fail at any time with no prior warning The engine is designed to run on petrol to a minimum specification of 87 octane 87AKI 91RON NO OIL IS TO BE ADDED TO THE FUEL Care must be taken to avoid water contamination of
6. chamber when you remove the plug Remove the spark plug using a spark plug socket Clean light deposits from the plug with a wire brush and spray on plug cleaner NOTE Never clean a spark plug with a shot blaster or abrasives Inspect the spark plug for very stubborn deposits or for cracked porcelain or electrodes that have been burned away If any of these conditions exists replace the spark plug Use a spark plug gauge to measure the gap between the two electrodes one straight one curved at the tip of your spark plug If necessary use a spark plug gauge to adjust the gap by gently bending the curved electrode When the gap is correct the gauge will drag slightly as you pull it through the gap Reinstall the plug taking care not to over tighten Then attach the spark plug lead Electrical Systems The engine contains a 192w 16 amp regulated 12v power supply which is used to charge the battery and power accessories This is a maintance free system and should provide a long and trouble free life The system consistes of a alternator which is located behind the flywheel and a regulator which is attached externally STOP ANTI AFTERFIRE E SOLENOID TERMINAL Notaus Pol 3 auf Masse STOPSWITCH AC OUTPUT WIRE CHARGE INDICATOR LIGHT BLUE WIRE REGULATOR RECTIFIER x RAISED RIB SE SOLENOID TAB BED WIRE TERMINAL DC OUTPUT dptional BATTERY ty y TERMINAL STARTER x y T
7. fuel The usual cause of water contamination is the source it is advisable to always use a water separation filter in your funnel when adding fuel Another source is condensation from fuel containers being stored in a partially empty condition This can lead to condensation forming on the surfaces above the fuel level which will then be mixed with the fuel All containers should always be stored full However it should be noted that a fuel container should never be stored in a position where it may be subject to any heat This can cause expansion by gassing and could cause some containers to split open due to the increase in pressure Never use fuel which has been stored for a long period of time OIL Use a high quality detergent oil classified for SF SH SG SF or higher Do not use any additives 10W 30 be used for temperatures between 18 to 38 C deg This oil is good for use in varying temperatures but may increase oil consumption in temperatures above 28 C The oil level should be checked more frequently at higher temperatures 5W 30 SYNTHETIC This oil is the preferred standard and is highly recommended Giving protection from 30 to 40 C deg This oil gives the best protection at all temperatures with less oil consumption The oil also improves starting Oil Capacity The engine contains 1 6 litres including the filter The engine is shipped when new containing no oil Please fill to the full mark before starting Do not overfil
8. k is replaced before starting the engine Start the engine run until warm Stop the engine and allow to cool Check the oil level again Oil Pressure Oil pressure can be indicated by a light or a gauge The minimum oil pressure should be 15 psi 1 bar Max oil temperature should be no more then 117C Changing the Oil The oil and filter should be renewed initially at 8 hours and then every 50 hours Run the engine till warm Clean around the oil drain plug place a container below the plug and remove to allow the oil to drain When the oil has stopped dripping remove the oil filter by unscrewing in a anticlockwise direction Clean the area around the oil filter fitting Wipe a small amount of clean oil around the seal on the new oil filter and screw on to the engine tightening to hand tight plus quarter of a turn Remove the oil cap and carefully pour 1 litre of oil into the engine Wait for 30 seconds for oil to settle Start the engine for 30 seconds and turn off Wait for 30 seconds WARNING DO NOT OVERFILL THIS WILL DAMAGE YOUR ENGINE IF OVERFILLED REMOVE OIL UNTIL THE CORRECT LEVEL IS INDICATED DO NOT START THE ENGINE Add oil slowly checking the dipstick level frequently until the oil is at the upper mark on the dip stick Replace the oil fillercap and the dipstick Run the engine Check Oil Level CHANGE OIL AND FILTERS AT FIRST 8 HOURS AND THE EVERY 50 HOURS ron ALWAYS CLEAN THESE AREAS
9. l the engine as this will cause damage Z 40W 30 OF to 100F 18to 38C ep This grade is good for cold weather starting but may increase oil consumption atsoF 27C or higher Check oil more frequently when useing this oil Synthetic 5w 30 20F to 120F 30 to 40c The best protection at all tempretures improved starting and less oil consumption ALWAYS CHECK OIL BEFORE STARTING ENGINE CHANGE AT FIRST SHRS THEN OIL AND FILTER EVERY 50 HOURS Filling with oil On first use or when performing an oil change remove the oil cap and carefully pour 1 litre of oil into the engine Wait for 30 seconds for oil to settle Start the engine for 30 seconds and turn off Wait for 30 seconds Add oil slowly checking the dipstick level frequently until the oil is at the upper mark on the dip stick DO NOT OVERFILL THIS WILL DAMAGE YOUR ENGINE IF OVERFILLED REMOVE OIL UNTIL THE CORRECT LEVEL IS INDICATED DO NOT START THE ENGINE UNTIL OIL IS AT THE CORRECT LEVEL Checking oil level With the engine in a level attitude remove the dipstick and wipe with a clean cloth Replace the dipstick in to the engine pushing down firmly then remove and check indicated oil level Oil should be at the upper oil mark on the dipstick If oil is required then clean around the oil filler cap and remove Add oil slowly until the oil is at the correct level as indicated on the dipstick Tighten the oil filler cap and ensure the dipstic
10. locked carbarator incorrect tappet adjustment Ajust i Valve not seating correctly Top end valve service Womcamshft Replace O Replace or service depends on air filter cage I _ Fouled plug Replace Cloggedfuelfikerorfueline Replace imeomectappetadustment Blocked carbarator Service O Replace or service depends Blocked air filter type Parts Diagrams This parts diagram is not a complete list and is provided only to give an indication of the assembly sequence of the engine ENGINE BLOCK oil seal OIL PICK UP AND FILTRATION OIL PICK UP SCREEN OIL RETAINER PLATE EK DIP STICK ASSEMBLY OIL COOLER ASSEMBLY FRONT CASE INTAKE spacer isolator CYLINDER HEADS oil filler cap Breather CARBARATOR IDLE MIXTURE VALVE LIMITER CAP Se d a d i r COS Ut FUEL LEVEL RD eg VALVE Kc FLOAT B THROTTLE ASSEMBLY VALVES e CHOKE VALVE if fitted O RING SEAL i eS D JET COVER AND WASHEF fene MAIN JETS 2 XL SEAL CHOKE SHAFT if fitted STARTING AND CHARGEING TO SPARK ALTERNATOR SELENOID Installation WARNING While working on the engine please take care not to drop any small metallic items These will probably be attracted to the two extremely powerful magnets with in the fly wheel and are difficult to re
11. move If the engine is turned over with items attached to the magnets serious damage can occur to the engine It is some times necessary to remove the fly wheel in order to remove these objects NOTE Although these general notes are included to assist you in fitting your engine Solo Flight will take no responsibility for the manufacture fitting or use o any engine mount components or attached items Where the engine is fitted to an item not supplied by Solo Flight that manufactures recommendation should always take precedent Mounting position Although the mounting position will vary depending on the design of the vehicle there are certain guide lines which must be followed The engine is supplied with ducts which are designed to pass a flow of air over the cylinders With out this the engine will overheat and fail These ducts should never be obstructed and must receive an uninterrupted air flow at all times Where the engine is to be in an enclosed engine bay the ducts must be routed in such a way that they receive the full force of the airflow The engine bay must also be ventilated in such a way that the hot air generated by the engine is allowed to escape and cool air is allowed to flow round the engine block Although the engine generates lower vibration levels it should also be considered that the engine being a V twin generates vibratory forces in a side to side direction rather then the up and down direction of the inline engi
12. nes more commonly used Although this is rarely a problem it is advisable to take this fact into account while mounting the engine In order to minimise this effect it is advisable to use a top mount which uses any of the mount points indicated below This mount must be capable of absorbing energy in both the forward and side to side direction Thus minimising both stress on the engine mount from the effects of thrust but also minimising the effects of both vibration at low speed and engine torque at higher speeds M E SA e et The bottom engine mount should be designed in such a way that the engine can be carried a safe and secure way using vibratory absorbing engine mounts which makes use of the engine mounting points shown below ans 18 4 738 120 34 7477 125 4X 1 273 32 34 ule 18 mm Q 3 2 181 46 00 4 016 162 4 056 102 m 20 00 2 1 969 1 50 00 ENGINE MOUNT Exhaust The exhaust is designed to mount only to the engine thus allowing movement with the engine and reducing any fatigue of the exhaust components The exhaust should not be restrained in any other position as this may cause fatigue cracks If a non standard exhaust is used which must be mount else where then a flexible connection must be included between the manifold and the exhaust Oil Cooler The oil cooler must be mounted in a position where it can receive an uninterrupted flo
13. oke If engine fails to start immediately turn off the key wait 10 seconds and repeat the above On a warm engine the application of the choke may not be needed Run in period In general there is no special engine operation procedure required during the break in period Break in period is accomplished at any speed above idle and may occur faster if the engine is operated at varying loads and speeds However break in occurs at an acceptable rate if the engine is operated at slightly less than top no load speed Combustion pressures at this speed are sufficiently high to cause piston rings to conform to the cylinder wall It is recommended that an engine not be operated continuously at full load during the initial hours of operation This can lead to permanent deformation of the cylinder bore Do not allow the cylinder head temperatures to exceed 200C If the engine is to be run in a static position it may be necessary to break in the engine over several short periods of time This is because the engine is a free air cooled engine and relies on the passage of air over the cylinder heads from the forward momentum for cooling It may be necessary to stop the engine and allow it to cool in order to stay below the 200C cylinder head limits It is very important to perform the initial break in oil change After the first 5 8 hours of operation the oil should be changed to remove asperities that have broken from the bearings of the engine components and c
14. rplus ber Z ndschloss i 5 Checking and adjusting the Valve clearance Turn the flywheel to close both valves Insert a narrow screwdriver into the spark plug hole and touch the piston Turn the flywheel clockwise past top dead centre until the piston has moved down 1 4 Use the screwdriver to gauge the piston s range of motion PLEASE NOTE This procedure must be performed for each cylinder Check the valve clearance by placing a feeler gauge between the valve head and the rocker arm Valve clearance specifications for your engine are in the technical data section Adjust the clearances as required by turning the rocker screw Once adjustments are completed tighten the rocker nut Install the valve cover using new gaskets as required and make sure the cover is secure WARNING While working on the engine please take care not to drop any small metallic items These will probably be attracted to the two extremely powerful magnets with in the fly wheel and are difficult to remove If the engine is turned over with items attached to the magnets serious damage can occur to the engine It is some times necessary to remove the fly wheel in order to remove these objects Maintance schedule First 8Hrs Change oil Check torque of cylinder head bolts Before every start Check oil Check prop reduction belt tension and visual examination Every 25hrs Remove prop reduction belt and check for wear or damage Replace a
15. s necessary Check the air ducts and cylinder fins for any debris i e leaves etc Every 50 hrs Change Oil and filter Check plugs Every 100hrs Service air cleaner Service oil cooler Check valve clearance Clean cooling system Replace spark plugs Replace inline fuel filter Replace prop reduction belt Every 1000hrs Strip and inspect engine crank bores and internals WARNING While working on the engine please take care not to drop any small metallic items These will probably be attracted to the two extremely powerful magnets with in the fly wheel and are difficult to remove If the engine is turned over with items attached to the magnets serious damage can occur to the engine It is some times necessary to remove the fly wheel in order to remove these objects Technical data Petrol engine 40 HP Engine make SOLO 40 Type 90 DEG V TWIN tuned Air cooled 2 cylinder 4 stroke Motor gasoline OHV TEE 75 5 mm Stroke ioo oin 70 mm Capacity iis 627 cc Performance godes 39 HP with 4300 min Torque 70 Nm 9 2900 min Spark plug BOSCH FR8DC CHAMPION RC12YC electrode gap 0 75 mm Ignition Electro Magneto ignition contactless Air QAD tee 0 2 0 3 mm radio screened according to VDE 0879 Valve clearance with cold engine Inlet and Exhaust opening 0 1 0 15 mm Electrical 12V 12 9 20 Generator
16. w of cooling air Fuel Pump The engine comes equipped with a pressure operated fuel pump This will be capable of supplying fuel to the engine in most cases However using this pump it should be noted that depending on fuel tank location it may be necessary to use a fuel priming bulb when first starting the engine in order to prime the carburettor If the fuel tank is lower then the engine it is some times desirable to replace the standard pump with an electric pump Instrumentation Minimum instrumentation fitted for this engine should be EGT CHT RPM OIL WARNING These are required in order to monitor engine limits Instruments should be fitted to the manufactures instructions Documentation It is desirable to maintain an engine log book in order to record hours run and service items carried out Any problems should also be noted in this book as this may help in diagnosing any problems Support Any technical queries can be directed to Solo Flight on 01138153880 or by email at technical soloflightltd com st fi www soloflightitd com Solo Flight Ltd Registered office Old Park Lodge High Road Earlsheaton Dewsbury WF12 8BB Tel 01138153880 VAT No 907964096
17. ylinder wall Break in can be performed using the recommended grades of standard or synthetic oil WARNING While working on the engine please take care not to drop any small metallic items These will probably be attracted to the extremely powerful magnets with in the fly wheel and are difficult to remove If the engine is turned over with items attached to the magnets serious damage can occur to the engine It is some times necessary to remove the fly wheel in order to remove these objects Ignition System The unit is supplied with a Magnetron Electronic Ignition system on each cylinder This means that a complete failure of the engine caused by an ignition fault should be very rare as the system is independent on each cylinder The system is also maintance free with the only requirement being 1 Checking of the air gap between the magnets on the flywheel and the pickup on the coil units In order to do this turn the engine over until the magnets attached to the fly wheel are aligned with the pick up Slacken the two posidrive retaining screws Using a feeler gauge set the gap to 0 2 to 0 3mm Tighten the posidrive retaining screws Turn the Magnets and align with the second pick up and repeat Set Air gap between face of magnets and pick up 2 Checking and adjusting the spark plug gap In order to achieve this disconnect the spark plug lead Then clean the area around the spark plug to avoid getting debris in the combustion
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