UMS 7-90 cc Скачать руководство пользователя страница 3

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•  Always ensure the aircraft is secure and will not move once the engine is started.

•  Always rebind your transmitter to your receiver(s) after setup and before rst ight.

•  Always ensure the throttle failsafe is set to low throttle in your transmitter.

•  Always perform a range check prior to ight. 

•  Always cut off the fuel supply (pinch or disconnect the fuel line to the carburetor) or use  

the throttle linkage to shut off the air in order to stop the engine.

•  Never use hands, ngers, or any other body part to stop the propeller.

•  Never throw any object into a propeller to stop it.

•  Never run the engine in the vicinity of loose small objects, such as gravel or sand, to avoid 

the propeller uncontrollably throwing such materials. 

•  Never wear loose clothing or a loose neckstrap when operating your model engine as these 

items could become entangled in the propeller.

•  Never have loose objects such as screwdrivers, pencils, etc. in your pockets when operating 

your model engine. These could fall into the propeller.

•  Never allow fuel to come into contact with eyes or mouth. Gasoline and other fuels used  

in model engines are poisonous.

•  Always ensure gasoline and fuel are stored in a clearly marked container away from  

the reach of children.

Safety Warnings 

Model engines produce a substantial amount of power, which can create unsafe situations if not 
used correctly. Always use common sense and observe all safety precautions when operating, 
handling or performing any procedure involving your engine. Failure to follow safety precautions 
could result in serious injury and property damage.

•  Always ensure spectators, especially children, are at least 30 feet away when running  

the engine.

•  Always ensure that the propeller is securely attached to the engine shaft and all retaining 

fasteners are tightened properly before EACH ight. Use of blue threadlock to tighten nuts  
is advisable.

•  Always keep small parts out of the reach of children as they can be choking hazards.

•  Always secure the airplane before powering the engine.

•  Always keep your face and body away from the path of the propeller blades when starting  

or running your engine.

•  Always stand behind the propeller when making carburetor adjustments.

•  Always wear safety glasses or goggles when starting and running your engine.

•  Always keep your fuel in a safe place away from sparks, heat or anything that can ignite.

Содержание 7-90 cc

Страница 1: ...Gas Radial Engines User Manual For Technologies Limited...

Страница 2: ...OT a toy It must be operated with caution and common sense and requires some basic mechanical ability Failure to operate this Product in a safe and responsible manner could result in injury or damage...

Страница 3: ...fuels used in model engines are poisonous Always ensure gasoline and fuel are stored in a clearly marked container away from the reach of children Safety Warnings Model engines produce a substantial a...

Страница 4: ...tilize an electric starter to start your engine Always discard any propeller that is nicked scratched cracked or damaged in any way Always run your model engine in a well ventilated area Model engines...

Страница 5: ...d the mounting ring will damage the mounting ring and cause the engine to separate from the airframe WARNING Always attach the engine mounting ring to a at plate surface such as 6 8mm plywood or carbo...

Страница 6: ...nuts with bolts through the rewall 3 Make sure the fuel tank is no farther than 200mm 8 in from the back of the rewall Always use a fuel lter inside the fuel tank W e recommend using large 2 5mm inner...

Страница 7: ...e engine exhaust tube with the baf e The exhaust tube requires direct air cooling to prevent damage to the exhaust valve It is very important to consider adequate cooling inside the airplane cowl Engi...

Страница 8: ...ting the engine on a test stand or on an airframe If you choose to mount the engine on an airframe remove the cowl during break in to ensure adequate cooling Engine Break In Process Fuel Selection Bre...

Страница 9: ...nutes to warmup Use a high quality gear oil to lubricate the outer parts of the valve train at the beginning Starting the Engine accumulate excess fuel or oil either in storage or during the priming p...

Страница 10: ...PM Richening the high speed needle allows the RPM to increase when the airplane is ying 1 Start the engine 2 Move the throttle stick up until the engine is running at approximately 2 000 rpm 3 If you...

Страница 11: ...hesitation the low speed needle is adjusted perfectly If the engine slowly responds to throttle change and gradually reaches peak RPM the low speed needle is too rich Lean out the low speed needle tu...

Страница 12: ...valve lash as close to 0 1mm as possible If the valve lash is between 0 05 and 0 08mm you do not need to adjust the valve lash The settings for the intake and exhaust valves are the same b If adjustme...

Страница 13: ...r Size Tested at Room Temperature Note Engine CC Engine No Test Report Temperature 0 C Temperature 0 C Temperature 0 C Temperature 0 C Temperature 0 C Temperature 0 C 2 3 4 5 6 Thrust Kgs Max RPM Min...

Страница 14: ...6 3X3nos 132pcd FIRST CYLINDER...

Страница 15: ...Notes...

Страница 16: ...Gopal Bagh 1062 Avinashi Road Coimbatore 641 018 INDIA Tel 91 422 2243439 5 Lines Fax 91 422 2242760 E mail support umstech in Web www umstech in...

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