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Therefore, if you need to replace your tires, go for the ones with the recommended wheel diameter, like something of the ordinary changes the drive gear ratio and brings about overheating. The larger diameter tires should be countered with a relatively more minor pinion.
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Moreover, changing to a larger wheel diameter tire changes the car’s final drive gear ratio and may overheat the motors. The increase in weight from adding traction or rubber results in strain on the motors and gears. The closest thing the car has to a clutch is the spinning tire. The tooth shape is indicated on the pitch, and it can never be changed.Īgain, modified tires will result in the overheating of motors. The motor will fail, or the first gear will strip or melt. Using an enormous pinion gear will cause the mesh to be super tight, resulting in a strain on the motor. On the gearbox housing, you’ll find printed information on the range your 7R gearbox can handle. That damage is unrepairable.ĭid you check that the pinion gear is the right pitch and tooth count for the gearbox? The 7R is the only gearbox that can change tooth counts. That is done by raising the car’s back in the air and running it at low speeds for the time listed on the manufacturer’s user manual.įailure to break them in causes excessive sparking/arching in the motor brush. Performance motors need the power wheel’s motor brushes ‘seated’ to the commutator under a small load. With no clutch to absorb all of that extra power, motors have no choice but to overheat to lose that excess energy. Lithium batteries are discouraged for use in ride-on(s) because they have a 5x higher discharge rating than SLA batteries.
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How To Troubleshoot An Electric Bike's Common Problems -Ĭoncerning the battery required, stock motors are designed for batteries up to 12v SLA. If the problem lies within the motors, then you’ll have to replace them. Therefore, inspect your motors for any faults. Battery power may be sufficient enough and all connections perfect, but the motors might be faulty. If they have, then they cannot be repaired. Having two wires going to each motor, make sure none has come off.
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