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CRRC-pro GF45I MANUAL 

 

Thank you for use our engine, hoping that it can keep company with your 

degree over a pleased time . In order to make it Performance Comfortable 

and safety when you are using it , please    detailed reading below explain  

 

Concrete parameter: 

Type              :   2 cycle piston valve type gasoline engine for 

airplane only     

Displacement (cc) :   45cc   
Bore x Stroke (mm):      1-43mm*31mm 

Dry Weight (kg)      :      1650g (Do not include the ignition)  

Carburetor        :   Walbro(Diaphragm butterfly valve type)   

Maximum Output    :   4.2ps / 9500rmp 

speed rang        :   1600-7800rpm 
Ignition                    :      DC-CDI 

Summary of Contents for GF45I

Page 1: ...nd safety when you are using it please detailed reading below explain Concrete parameter Type 2 cycle piston valve type gasoline engine for airplane only Displacement cc 45cc Bore x Stroke mm 1 43mm 31mm Dry Weight kg 1650g Do not include the ignition Carburetor Walbro Diaphragm butterfly valve type Maximum Output 4 2ps 9500rmp speed rang 1600 7800rpm Ignition DC CDI ...

Page 2: ...se Read and become familiar with this entire instruction manual learn the engine s applications limitations and possible hazards For safe operation and to maintain your warranty you must 1 Have a special designed engine test bench for your engine if don t please mounted it on your model aircraft for breaking in 2 Mount the engine correctly 3 Provide adequate air flow and cooling for the engine 4 P...

Page 3: ...nning 21 Insure that your spark plug is in good condition and is secured correctly 22 Insure that your ignition wires are not frayed and are protected 23 Insure that your ignition cap is securely mounted 24 Keep all people behind the line of the prop 25 Do not put anything i e fingers body parts objects et al into the rotating propeller 26 Keep children away All spectators should be kept a safe di...

Page 4: ...closed Engine runs fine on the ground but get very rich on takeoff and in flight This is typically caused by a positive pressure building up inside the cowl or the carb diaphragm vent hole being exposed to direct prop blast or ram air Engine Break In 1 Use a 2 cycle engine oil 2 Use a mixture of 20 1 or even 25 1 3 Use this fuel mixture for approximately 2 3 hours of run time 4 Use a high Octane u...

Page 5: ...mes 4X the size of the cool air intake Example 10 square inches of air intake area would require 40 square inches of exhaust air outlet area It is up to you to insure that the air flows freely to over and away from the hot cylinder s and muffler s Please refer to Engine Installation for motor box considerations and to the following tips on baffling Note 1 The DC CDI is a very accurate electronic e...

Page 6: ... for play 10 Check your wheels for possible damage and easy running 11 Check the wing mounting for tight fit and proper attachment 12 Check the canopy for tight fit and proper attachment 13 When starting the engine one person minimum has to hold the model Trouble Shooting Problem The engine is flooded the crankshaft housing is filled with fuel Solution Remove the spark plug turn the engine to a po...

Page 7: ...vel surface so that the crankcase is free of tension Check the engine and propeller bolts The engine doesn t reach a normal RPM at full throttle Check the carburetor settings Check to see if the propeller is too large Verify that you havethe correct muffler system Check to see if the engine is overheating Check the ignition timing Check the spark plug for defect Verify you have the correct gasolin...

Page 8: ... engine firmly 4 Please put the DC CDI far from receiver and servos 5 The DC CDI uses the tributary battery group of 6v to supply power 5 Ni cd or Ni ch Batterys 6 It is forbidden to use metal materials to be the cnchor line of engine throttle so as to avoid affecting the receiver 7 Do not connect the power supply before the ignition plug is plugged into the shielding cap so as to avoid high tensi...

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