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Choosing a power system:

 

  Power system can be chosen based on the type of flying expected of the model and all up weight of the aircraft.  Sedate flying 
from a hand launch requires 35 watts per pound(W/Lb).  Taking off the ground needs approximately 50W/Lb.  Aerobatics and 
good climb performance, 75W/Lb.   Anything more than 75W/Lb will result in excellent performance.  Based on the weight of the 
model and the flying desired, the power require can be calculated.  Select the voltage of the battery being used.  It is best to use 
a loaded voltage of about 90% of nominal.  Now, calculate the current required.  From the chart, pick a motor at the voltage you 
intend to use and find the prop that pull the required current. 

Maintenance:

 

  Brushless motors are almost maintenance free, so minimal care is required for long life.  Keep the motor clean free of dust and 
dirt, especially the bearings.  Dirty bearings wear quickly.  Lubricate the bearings regularly with light oil.  Do not immerse the 
motor in water, or solvents.  Do not bend the wires excessively and secure wires to prevent breakage due to fatigue from 
vibration.  Always used balanced propellers to reduce loads on bearings, to reduce noise, and reduce stress on the airframe. 
Be careful to install pinion gears properly.  Improperly installed press fit pinion gears can result in damaged bearings, bent or 
broken shafts, or broken rotor assemblies.  If in doubt, use set screw secured or glue-on type gears to prevent damage. 

Warranty:

 

  Himax motors have a two year limited warranty to the original owner, excluding gearboxes.  All motors are guaranteed to be 
free from manufacturing defects within two years of date of purchase.  Not covered under warranty is crash damage, customer 
abuse, improper use, or overheating.  Warranty claims should be handled by the dealer or directly with Maxx Products, 815 
Oakwood Rd, Unit D, Lake Zurich,  IL  60047.  Be sure to include contact information and a description of the problem including 
which ESC, battery, and prop was being used. 

Service:

 

  Himax motors in need of service should be sent to Maxx Products, 815 Oakwood Rd, Unit D, Lake Zurich, IL 60047. 
Please include a note explaining the problem.  Return shipping for repair estimates must be prepaid. 

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