3W 46i B2 / QS, Manual

Page 1: ...ENGINE MANUAL 48iB2 CS 56i B2 CS www 3w modellmotoren com 48i B2 56i B2...

Page 2: ...en designing two and four stroke engines for gasoline and diesel for 38 years We are continually looking at new technologies and working on new designs Please be assured that we at 3W always strive to...

Page 3: ...ee return this product to your 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 n...

Page 4: ...equate 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 h...

Page 5: ...gines 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 It is absolutely vital to e...

Page 6: ...ling A proper cooling system is vital for any engine An air cooled engine requires an appropriately sized air intake Also to keep this air cooling process working the incoming air must be exhausted Fu...

Page 7: ...parts and or having an oil film build up which could lead to a seized piston or pistons Following the instructions and recommendations in this manual will keep the engine operating comfortably within...

Page 8: ...on description for further information Canister 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...

Page 9: ...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 dr...

Page 10: ...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...

Page 11: ...stroke oils that will perform well The list below shows some 2 stroke oils that our customers from abroad have used with success Pennzoil at 50 1 Redline at 40 1 Amsoil DOMINATOR Racing Oil at 50 1 A...

Page 12: ...ould cut the fuel supply for the engine see tank photo The use of soldered on DUBRO barbs on the ends of the brass tubing is highly recommended Again always secure the fuel line with small plastic cab...

Page 13: ...ptance test number should be used Only 3W ignition systems should be used for proper operation Important Using unauthorized products or failing to follow the instructions in this manual will void your...

Page 14: ...t 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 a...

Page 15: ...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...

Page 16: ...14 in Speed range Vitesse de rotation 1400 8500 min 1 rpm Weight Poids incl ignition 1850g 4 08 Ibs 1850g 4 08 Ibs Crankshaft 3 Ball bearings 3 Roulement Connection rod Bielle Needle bearings on both...

Page 17: ...48iB2 CS 56i B2 CS Engine more infos www 3w modellmotoren de mounting bolt pattern ATTENTION this drawing is in 1 1 size disable any Acrobat print setting to fit it into paper size...

Page 18: ...nt consumption depends on the voltage of battery used with increasing voltage current consumption goes down Like all other electronic devices the ignition box gets warm under operating conditions For...

Page 19: ...icat car votre droit de garantie en cas de r clamation n est valade que sur pr sentation de ce document Cette garantie est valable seulement si accompagn e d une preuve d achat Facture du revendeur Co...