Engine installation:
The NGH-GF60i2 Linear double cylinder 4-stroke engine is installed on a suitable RC aircraft with four strut connections. It can effectively
reduce the vibration of the four-stroke engine at high speed, as shown below:
Note: Please ensure that the back of the firewall of the RC aircraft is equipped with a metal flat washer or a pawl nut to prevent the
bolt from falling into the plywood. Please kindly always check for loose bolts before flying.
Connection of CDI electronic igniter:
When connecting the CDI electronic igniter, please pay attention to the high-voltage wire marked "B" on the CDI control box to connect the
engine's back cylinder, and the high-voltage wire marked "F" to connect the engine's front cylinder. If the front and rear cylinder high voltage
lines are interchanged, the spark plug does not ignite and the engine does not work.
Engine starting:
1. Firmly install the connected engine on the RC aircraft, lock the propeller, keep the carburetor in the factory setting state, connect the spark
plug, electronic igniter, sensor, fill the fuel inlet tank, and turn on the power and radio control equipment.
2. Turn off the power of the electronic igniter and turn off the choke valve of the carburetor. Rotate the engine propeller quickly and suck the
fuel into the carburetor. Don’t inhale too much fuel, Too much fuel will flood the spark plug and making it difficult to start the engine.
3. Open the choke door of the carburetor, turn on the power supply of the electronic igniter, use the motor starter to start the engine, and the
engine starts to work. At this time, enthusiasts can adjust the carburetor according to their own needs, according to the above steps to adjust
the carburetor.
Warning: make sure all bystanders, especially children, stay at least 30 meters away from the rotating engine.
Engine Break-in:
Please use high quality full synthetic 2T oils, gasoline and machine oil with mixing ratio 35:1. NGH is recommended to use smaller size
propellers at first break-in and follow-up about 10 times in flight. Keep medium speed running for 30 minutes (no more than 4000rpm) after
started engine, then high speed running (5500 rpm) for 3 minutes, at last medium speed running for 10 minutes, high speed running for 3
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