Foxtech REX340 User Manual Download Page 4

REX340 EFI Engine  

 User Manual

©

2021 FOXTECH All Rights Reserved

  

4

Security Common Sense

Please read and understand the manual carefully before using.Be sure to understand product control, follow 
correct procedure to avoid unnecessary accident.

Operator notice: 

1. In the event of an emergency, the operator should know how to quickly stop the engine. 
2. An unmanned barrier-free safety zone should be set up near the propeller. If possible, please equip the 
propeller with protective devices.

Warning

1. Take safety precautions when working near the propeller. 
2. The exhaust gas from the engine contains carbon monoxide (colorless, odorless, highly toxic gas). 
Inhalation of excessive carbon monoxide may cause shock and even death. 
3. Do not run the engine in a closed space and maintain proper ventilation. 
4. Please take protective measures at the muffler. The higher temperature during the exhaust process will 
ignite some materials. 
5. Keep flammable materials away from the engine. 
6. Gasoline is very flammable and will explode under certain circumstances. Do not smoke while operating 
the engine, and fireworks are strictly prohibited.

Summary of Contents for REX340

Page 1: ...User Manual V1 0 REX340 EFI Engine 2021 03...

Page 2: ...21 FOXTECH All Rights Reserved 2 Unpacking Security Common Sense Installation and Start Hardware Installation Throttle Setting Fuel Ratio Starting the Engine for the First Time Maintenance Specificati...

Page 3: ...es connected to the body of the engine Please be careful when taking the engine out of the box Packing List 1 Engine 2 Electronic Control Unit 3 Capacitor Discharge Ignition 4 PUMP 5 Fuel filter 6 Cab...

Page 4: ...with protective devices Warning 1 Take safety precautions when working near the propeller 2 The exhaust gas from the engine contains carbon monoxide colorless odorless highly toxic gas Inhalation of...

Page 5: ...REX340 EFI Engine User Manual 2021 FOXTECH All Rights Reserved 5...

Page 6: ...REX340 EFI Engine User Manual 2021 FOXTECH All Rights Reserved 6...

Page 7: ...REX340 EFI Engine User Manual 2021 FOXTECH All Rights Reserved 7 Note It needs to be wired strictly according to the instructions Wrong wiring may cause the oil pump and ECU to burn out...

Page 8: ...nstalled on the fuselage corresponding shock absorption is required and screw glue is used to ensure reliable installation 5 Connect the thin oil pipe from the output port of the oil pump to the oil i...

Page 9: ...V Before using the engine you need to adjust the pulse width of the throttle channel to make the throttle opening in the correct range Incorrect throttle settings such as rudder suffocated or excessiv...

Page 10: ...the ECU every 5 seconds until fuel flows out of the fuel pipe re insert the fuel pipe and tighten the fuel pipe nut Unless the engine fuel is exhausted or the oil circuit is disconnected for any reas...

Page 11: ...atio of gasoline to lubricant is 40 1 Maintenance Schedule Item Fuel Mixing Spark Plug Checking Spark Plug Replacement Air Filter Replacement Fuel filter replacement Before every flight Every 50hours...

Page 12: ...speed 7800rpm min Thrust 15kg 100 meters above sea level Applicable propeller 22X10 23X8 23X10 23X12 24X10 Applicable spark plug model NGK CM6 2 Parameters Displacement 61cc Compression ratio 7 6 1 Lu...

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