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Safety Instructions 

 

 

We recommend that you never operate the motor or fly alone. 

 

 

Always be very aware of the propeller and its dangers while operating the motor.   
Avoid  distractions  and  loose  clothing.    It  is  always  a  good  idea  to  paint  the 
propeller tips white or yellow - propellers are near invisible when spinning. 

 

 

Loose  items  or  material  can  be  drawn  into  the  turning  prop  causing  injury  or 
damage. 

 

 

Always operate the motor in an open or well ventilated area.   

 

 

These  motors  develop  substantial  thrust  levels  so  ensure  that  the  aircraft  or  test 
bench is properly secured when starting or operating the motor.    Regularly check 
the motor and propeller mounting bolts. 

 

 

It may be wise to wear ear protection during extended ground running. 

 

 

Always  keep  people  and  animals  behind  the  propeller  arc,  not  in  front  or  to  the 
side of the propeller and keep spectators  at  a safe distance away when  operating 
the motor. 

 

 

Stop the motor before making any adjustments. 

 

 

Always use the correct length propeller bolts, not too long or too short.    Spinner 
cones  must  never  touch  the  propeller  -  maintain  at  least  a  1mm  clearance  all 
around. 

 

 

We  recommend  the  use  of  an  ignition  kill  switch  to  stop  the  motor  as  well  as 
setting up the carburetor linkage so that the motor will stop when the throttle and 
trim is completely closed 

 

 

Petrol  is  flammable.    Be  aware  of  potential  sources  of  sparks  from  electrical 
contacts  such  as  fuel  pumps,  battery  chargers,  etc.    Store  fuel  in  appropriate 
containers and mix or use in well ventilated areas. 

 

 

The  ignition  system  develops  extremely  high  voltage.  Do  not  touch  it  during 
operation. 

 

 

Primed  engines  have  been  known  to  fire  (from  standstill)  when  the  ignition  is 
switched  on.    Please  stay  clear  of  the  propeller  when  switching  on  the  ignition 

Summary of Contents for 120EVO

Page 1: ...4 8 to 6 0 Volts typically 1200Mah Replacement Spark plug NGK CM 6 or equivalent Operating Instructions Thank you for purchasing our JC120EVO we hope it will bring you many hours of enjoyment It is i...

Page 2: ...e propeller arc not in front or to the side of the propeller and keep spectators at a safe distance away when operating the motor Stop the motor before making any adjustments Always use the correct le...

Page 3: ...nty does not cover damage resulting from a mishap or damage caused by incorrect operation of the product in terms of the operating instructions or shipping costs associated with any warranty service M...

Page 4: ...rs Please ensure that these bolts do NOT bottom out in the mounting pillars the bolts will not be holding the engine securely and the threads may be damaged Ensure that at least 6 mm of the bolt threa...

Page 5: ...e between the ignition and components and the receiver and components Spark Plug JC Engines are supplied Rcexl CM 6 spark plugs We have seen plugs of low quality on other engines but we have had no pr...

Page 6: ...good performance and a substantially longer life We don t believe in lengthy bench running and would far rather see the engine flying at varying throttle settings but not subjected to hard flying for...

Page 7: ...or removing it from the carb and flipping with the choke closed until it fires and runs Let it run dry then start again The spark plug can also be removed and dried to check if it was flooded and to...

Page 8: ...dle for just on peak then back to the L needle for a steady idle Set the mechanical idle stop for a reliable idle 1 300 1 500 rpm Listen to the engine during flight if it appears to sag off during ful...

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