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RB Products constantly improves its products, therefor changes can be made without prior notice. RB Products cannot

be held responsible for any kind of damage or injury during building, storage, use or abuse of any of its products.

RB Concept engines is a brand of R&B Products Allevard FRANCE Tel:(33) 476.45.09.29 Fax:(33) 476.45.16.30

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Instruction

Manual

Содержание Concept engines

Страница 1: ...prior notice RB Products cannot be held responsible for any kind of damage or injury during building storage use or abuse of any of its products RB Concept engines is a brand of R B Products Allevard FRANCE Tel 33 476 45 09 29 Fax 33 476 45 16 30 www rbproducts com Instruction Manual ...

Страница 2: ...ions with great care and attention These instructions describe 1 Safety 2 Parts and equipment related to the operation of a nitro engine 3 Installation 4 How to start your engine 5 Running in procedure 6 Carburetor settings 7 Maintenance 8 Warranty 9 Do s and Don ts 10 Notes Together with your engine you will find 1 Page A4 to be supplied with the engine instructions described below Exploded view ...

Страница 3: ...ll be using when you operate a model engine This includes fuel air filter carburetor glow plug exhaust system and starting equipment FUEL Only use commercially available fuel formulated for model car engines It is advised to use our RB Concept Fuel whenever possible In the event you cannot find RB Concept Fuel we suggest that you follow the recommendation of your dealer where you have purchased yo...

Страница 4: ...FILTER A properly maintained air filter is essential to the life and performance of every nitro engine NEVER run your engine without an air filter even for a short period of time Without an air filter dust and dirt will enter inside the engine and irreversibly damage and shorten its life cycle Do not forget to impregnate the foam of the filter completely with the special oil that normally is sold ...

Страница 5: ...rmal operation On the carburetor you can find in general 3 to 4 adjusting possibilities depending on the carburetor supplied with the engine 1 SLIDE CARBURETOR ROTARY CARBURETOR 1 The main needle controls the amount of fuel going into the engine when the throttle is fully open Turning this needle clockwise makes the fuel mixture leaner and turning it counter clockwise makes the fuel mixture richer...

Страница 6: ...p when the throttle is in the closed position and determines the idle rpm Turning this screw clockwise makes the idle rpm higher and turning it counter clockwise makes the idle rpm lower IDLE AIR SCREW 4 AJUSTABLE SPRAY BAR 4 The adjustable spray bar allows the adjustment of the position of the spray bar inside the carburetor and if you are not an experienced person we suggest you leave this flush...

Страница 7: ...tery of the glow plug driver by testing with a new glow plug If the glow plug driver cannot make the wire glow brightly then replace or recharge the battery When possible use only genuine RB Concept glow plugs since these have been extensively tested and approved for the maximum performance of our engines When the glow plug wire is broken melted or missing this is not a good sign and so it is advi...

Страница 8: ...eyond a certain point can dramatically decrease performance When using an IN LINE exhaust system there is no real need to worry about the right length as this is pre set however it is very important to install the pipe and manifold assembly so there is no stress or tension on the alignment of the two gaskets During the use of these IN LINE systems regularly check the gaskets and replace when neces...

Страница 9: ...throttle linkage to the carburetor Check the linkage so that the carburetor opens and closes smoothly without binding also check if the carburetor opens and closes completely 4 How to start your engine Note The piston of the engine can feel tight at the top of its stroke TDC when the engine is cold and this is normal The piston sleeve is designed in a way that when the engine has reached its norma...

Страница 10: ...emove the glow plug open the throttle completely cover the glow plug hole with a piece of cloth and turn over the flywheel with the starter box or pull starter The excess fuel will be ejected through the glow plug hole Before mounting the glow plug again check the operation of the glow plug with the glow plug driver Attention Hydraulic lockup is possible due to an excess of fuel in the engine and ...

Страница 11: ...else inside the engine which then is worse 5 Running in procedure A nitro engine is a mechanical masterpiece and requires careful running in to allow the internal parts and tight tolerances to match and reach proper operating clearances The proper running in of your engine determines its eventual performance and life During this procedure if you run the engine too lean and or you let the engine ma...

Страница 12: ... the engine makes more RPM but still makes a four stroke sound and smokes a lot this for at least another 375cc of fuel and avoid extended periods of full throttle running 4 After this you can close the main needle further until you reach about 80 of the engines performance more RPM but still smoking this for 250cc of fuel 5 After this you can really tune the engine to go to 90 or 95 of its power ...

Страница 13: ...ar off the ground then open throttle till the engine rpm reaches the above rpm and then close the throttle If the engine stalls then you need to increase the idle by turning the idle air screw clockwise until the engine does not stall anymore However when the idle of the engine remains too high then you need to lower the idle rpm by turning the idle air screw counter clockwise 3 Set the idle needl...

Страница 14: ...1 8 of a turn maximum and run the car again repeating this sequence until the engine completely cleans out accelerates well and reaches maximum speed To prevent your engine from running too hot it is advised then to richen the main needle 1 8 of a turn counter clockwise since running the engine too lean on the main needle will cause the engine to overheat resulting in excessive engine wear and pos...

Страница 15: ...ould know about nitro engines These high performance engines are not indestructible and can break if not enough attention is given to the proper setting and use No warranty for these failures exists and we cannot be held responsible for the use and treatment of any engine As you must understand these engines can make up to 40 000 rpm and so there are incredible loads generated by the moving parts ...

Страница 16: ...uidance Special attention should also be paid to the air filter Make sure that it is always in place well secured in good condition and thoroughly oiled Please note that it is very important that if you want to maintain or repair an engine yourself that you take care of the following Always clean the outside of the engine thoroughly before you open it work on a clean spot using appropriate tools s...

Страница 17: ...d need to be treated with precision If you are not sure how to maintain or repair your engine you can ask your LHS or dealer to do it for you 8 Warranty Our warranty covers only workmanship and manufacturing defects of the original and unmodified engine and parts and claims resulting from bad fuel crashes abuse improper operation improper mounting improper adjustment or lack of maintenance will no...

Страница 18: ...d to possible engine failure Poor maintenance will lead to decreased performance and short the engine life 9 Do s Keep your engine clean both internally and externally Inspect your engine on a regular basis Change your glowplug on a regular basis Change your air filter on a regular basis Completely remove the fuel when you are finished using the engine for the day Always use an appropriate muffler...

Страница 19: ...10 Notes 10 Notes ...

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