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Antiguo 28-04-2011, 18:34:18   #54
Pelao Daza
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Smile Re: Algunos tips para el que quiera aprender.

Algunos tips en Ingles.

What does the turns mean on a electric motor?

A turn is number of times the wire inside the motor is wrapped around the armature poles. Stock motors have 27 wraps (or turns) of 22 gauge wire, that is, 22 gauge wire wrapped around the armature poles 27 times. Modified motors can have as low as 5 or 6 turns or as many as 20 to 25.o have more comm wear.

What does single, double, triple, or quadruple mean on a modified motor?

A Single has one thick wire, a Double is a two thinner wires, a Triple has three thinner wires than the Double, a Quad has four thinner wires, and so on. So, an 8 Double will have TWO (Double) thin wires wrapped around the pole 8 times. A 12 Triple will have THREE (Triple) wires wrapped around the pole 12 times, and the 10 Single will have ONE (Single) thick wire wrapped around the pole 10 times.

What are the advantages of a single, double, triple, or quadruple modified motor?

A Single provides harder acceleration (torque), while a Quad will provide a much smoother power band. The 8, 12, 10, 14, or 16 turn motors will provide a lot more rpm than a stock 27 turn (less wire means less weight), but, obviously, the 8 will have the best rpm (typically).


Are there any other differences between a stock and modified motor?

A Stock motor has a set timing and has bushing in the can and the end bell. A modified motor has adjustable timing and has bearings in the can and the end bell.

What is a motor lathe?

A lathe is a machine that cuts away small amounts of the comm to restore it to a trued state. Lathing or cutting the comm can be done many times to return it to an almost new state. Having a comm that is smooth and no grooves from the brushes, helps the brushes make better contact.

Are the different kinds of lathes?

Yes, there are lathes that are for non-rebuildable (closed end bell) motors and lathes for rebuildable stock and modified motors. There are also two different kinds of bits for a lathe. A Carbide bit usually comes stock with a lathe. A carbide bit doesn't last as long a diamond bit. A Diamond bit is usually a upgrade and with proper care they should last for the duration of your racing career. Diamond bits cut the comm more accurately than a carbide bit.

What tools do I need to clean a motor?

A comm stick, motor spray, soldering iron, solder, small point Philips screwdriver, cotton swabs, bushing or bearing oil, comm drops, hobby knife, rag and possibly new brushes. If you are really lucky a motor lathe or a friend that can true the comm for you.
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