3W 3W-55Xi, Operation Manual

Page 1: ...ration manual 3W Modellmotoren GmbH Hasswiesenstrasse 22 63322 Rödermark www 3w modellmotoren de Copyright Qualitätsmanagement 3W Revision 2 Page 1 from 19 valid from 22 02 2013 Operation Manual 3W 55Xi CS ...

Page 2: ...t new technologies and working on new designs Please be assured that we at 3W always strive to provide you with engines that are state of the art You can count on your 3W engine to have a high level of precision high torque in the low rpm range excellent running characteristics a long life lots of power And a 36 month conditional warranty The product range of this engine includes the follwoing typ...

Page 3: ...nearest 3W Dealer or to 3W Germany direct at your costs The garantee is limited to the value of the product The guarantee does not cover any damage caused by misuse or neglect accidents abrasion exposure to extreme temperatures solvents acids water normal wear and tear or damage by common carrier Warning This engine is not a toy Serious injury and or death can occur from its misuse READ and become...

Page 4: ...te fuel for break in and after break in gas and oil Insure adequate filtering of your fuel Maintain your engine properly keeping it clean etc Use a pre flight check list before flying your model Secure your model properly when starting Not use your fingers or hand to start your model Adjust your carburetor correctly Not adjust your carburetor while the engine is running Insure that your spark plug...

Page 5: ...ide proper airflow over and away from them The motor box should be stiff enough to prevent engine vibration and it should also have a solid firewall The firewall of the motor box should be made from 1 4 aircraft plywood for engines up to 106cc or 3 8 aircraft plywood for engines in the 150cc class For builders experienced with making composite motor boxes a comparable strength should be attained e...

Page 6: ...rovides an even plane i e a flat and level surface the crank case will be distorted leading to the crankshaft starting to twist further leading to the crank case being destroyed To mount the engine directly onto a large wide former or firewall for the following reason a If the cylinder s is are too close to this wide former or firewall the floating air cannot pass freely over and then away from th...

Page 7: ...on spark plug and combustion chamber will be free of remains Maximum temperature of 270 C should not be exceeded During a certain time at full speed the temperature could be 250 C Colour of the spark plug should be light or middle brown A grey gray colour is a typical sign for over heating Temperatures above 270 C are critical and over 300 C piston can seize and could completely damage the engine ...

Page 8: ... mufflers To prevent damage to the header s a flexible support bracket is required to mount the canister s The location for this bracket should be at the canister s center of gravity 3W canisters have a reinforcement ring at this location example image We suggest creating two compartments in the front section of the fuselage by installing a horizontal tray Fuel tanks batteries and other equipment ...

Page 9: ...peller from the rear A drill guide is recommended but the propeller washer can be used as a drill template Fix the propeller washer onto the propeller in the center bore using a bolt and nut Drill one hole put one of the propeller bolts into the hole Continue until the last bolt is used If you cannot hand tighten all of your prop bolts easily then you have not drilled the propeller correctly This ...

Page 10: ... end This will keep your RPM much more consistent and accurate around idle where it really counts Engine Break In Use a 2 stroke petroleum based oil preferably ashless as this type of oil has a good honing effect which helps to break in the engine Use a mixture of 32 1 or even 30 1 Use this fuel mixture for approximately 2 3 hours of run time Use a high Octane unleaded fuel from 92 Octane is ideal...

Page 11: ...sheath to protect the ignition cables Never remove the sparkplug cap by using a mechanical aid like pliers Only remove the cap by hand using a twist pull movement The spark plug cap must be firmly seated to the sparkplug If the spark plug cap is not firmly seated there is a very good possibility that you will experience radio interference Use only ignition on off switches recommended by 3W 6 volts...

Page 12: ...can lead to serious accidents Always use a rubber stick to start the engine Not having the plane secure can be lead to serious accidents Depending on its size use one two or more helpers to secure your model Always tell your helpers to be ready for the model to start at full power Remember these engines have a high power output Do not put your finger s any items or any other parts of the body into...

Page 13: ...that the spinner is firmly attached Check the propeller for possible damage Check to be sure you have the throttle position at idle Check all batteries Check servo functions Check to see that the ignition switch is OFF Check pressure 6 8 bar system of retract if applicable Check all linkages for play Check your wheels for possible damage and easy running Check the wing mounting for tight fit and p...

Page 14: ...r again until the engine starts Warm up the engine for at least 20 seconds Due to the high power and torque of the engine s it is not recommended to open the throttle abruptly Precision tuning of the carburetor The use of a tachometer is highly recommended And again never adjust the needles while the engine is running 1 Using the tachometer tune the engine for maximum power with the high needle H ...

Page 15: ...e a dirty carburetor or faulty ignition The engine runs rough and is vibrating strongly Balance the propeller Check the ignition timing Check your plumbing for air fuel leaks Check your spark plug for carbon and check the spark plug gap Check the motor mount to be sure it is rigid Check to make sure the engine is mounted on a level surface so that the crankcase is free of tension Check the engine ...

Page 16: ...Operation manual 3W Modellmotoren GmbH Hasswiesenstrasse 22 63322 Rödermark www 3w modellmotoren de Copyright Qualitätsmanagement 3W Revision 2 Page 16 from 19 valid from 22 02 2013 ...

Page 17: ...Operation manual 3W Modellmotoren GmbH Hasswiesenstrasse 22 63322 Rödermark www 3w modellmotoren de Copyright Qualitätsmanagement 3W Revision 2 Page 17 from 19 valid from 22 02 2013 ...

Page 18: ...peration manual 3W Modellmotoren GmbH Hasswiesenstrasse 22 63322 Rödermark www 3w modellmotoren de Copyright Qualitätsmanagement 3W Revision 2 Page 18 from 19 valid from 22 02 2013 mounting bolt pattern ...

Page 19: ...ler eintragen oder heften Sie die Kaufquittung dazu Bewahren Sie diese Garantiekarte sorgfältig auf denn ein Garantieanspruch ist leider hinfällig wenn sie bei einer Reklamation nicht vorgelegt werden kann Diese Garantie ist nur gültig wenn sie zusammen mit einem Kaufsbeleg vorgewiesen wird Ladenquittung Bei nicht autorisierten Änderungen Erlischt die Garantie Guarantee conditions We grant a 36 mo...