Brushes??? (starter/alternator, etc)

Anonymous-0

Well-known Member
After reading on a forum here, it seems that the starter and alternator on some of these old tarctors (mine is one of course) are only listed as assemblies and either bought as such or sent off for rebuilding at very proud prices.
Assuming only the brushes are worn down, is there such thing as "brush stock"? to fabricate a set or is it a possibility (practical) to find a set that is too big and sand/grind them down to size?

If I'd ask a question like that here, I'd get the famous look...

Dave
 
Got a guy in the neighborhood that rebuilds and repairs starters and generators. He can get and will sell you about any kind of brushes you want.
 
If one had a set that was too big, Id say its possible to file away some to make them fit. However, I'm unaware of any brush stock from which to fabricate ones own (but I havent looked either!!). Its that bond/splice from the brush to the flexible attachment wire that could be difficult for some.

We still have an old fashion mom n pop starter generator shop to get parts locally but they are getting scarce

Check with Kenneth in Texas at Classic Generator, Im sure he can answer this much better.

John T
 
Got a guy in the neighborhood that rebuilds and repairs starters and generators. He can get and will sell you about any kind of brushes you want.[/quote]

How would you/he know what you need without a blowup/PN? Just by measurement?

Thanks, Dave
 
Hello dave2,
The brush you get ,if bigger , can be file to fit. However its important that the brush you buy will have the same hardness as the original. A soft brush will wear quickly, and a hard one will hurt the commutator.
The commutator also needs to be cleaned,NO SAND PAPER, including the segments. A safety blade works well to clean between the segments.

Guido.
 
I never found one yet that I couldn't buy brushes for. Have you ever looked at a Transpo parts catalog? And for an alternator? How old can it be? They haven't been used very long.

List a specific make and model for the one you can't find parts for.

Resellers of rebuilt alternators, generators, and starters are not the people to get parts from.

The only small parts I've had trouble with are some old starter-drives, and . . . rebuilt starters with undersize bushings.
 
Maybe a generator??? Anyway, I don't have a problem myself (knock on wood) Just a question that came to mind after reading several situations on forums here. Parts manual for the tractor only shows an assembly also. Guess it'd be a good idea to get #'s and details written down for future reference??

Thanks, Dave
 
Tractor companies usually don't show individual parts in components unless they actually sell those parts. John Deere was one company that used to sell just about every small part - in generators, alternators, fuel injection pumps, magnetos, carbs, etc. No more, though.

Just about all that stuff is available from aftermarket small-parts companies (like Transpro). Same place the rebuild-shops get their parts.

Many brushe have special-cut arcs at the ends to fit specific commutators. And, many also have leads built in. So, making brushes is rarely worth the bother unless you absoltely cannot find anywhere. I've never been stumped yet.
 
I've been able to get separate parts for starters. I even got Case starter parts at the JD dealer (Centreville, MI) who was willing to look up parts for me. The Delco starters were pretty common and other than the mounting castings are similar inside. Our local starter/alt/gen rebuild shop is pretty reasonable.
 
The reason they are coming as assemblies is because most mechanic DO NOT have a clue how starter, generators and alternators WORK. It is easies for them to bolt on HOPFULLY a good rebuilt unit. The ONLY problem I am seeing with that these day is the rebuilt unit are using such CHEAP parts they are almost NOT worth bolting on.
I have found a starter/generator/alternator shop that will sell me part as because of a little problem I took to him, that he had never seen, He knows I know how to repair these components.

Kent
 
There is a place here that specializes in carbon brushes. They can make brushes for any application from starters to welders. They can tell the type of brush by the hardness, colour and application. They can even make brushes that will last longer than the originals because some products are built as cheap as possible. Brushes are fairly inexpensive too. Dave
 
Its not just the old ones. The new Denso & Bosch starters for instance. The main problem that occurs with them is the starter contacts wear out. If for instance you go to either the JD or Kubota parts sight they list individual parts for the starter, EXCEPT the contact points & plunger which is all thats wrong with them 98% of the time. I can find the contacts for the cars anywhere, but for the heavy duty models like tractors its like pulling teeth. So your option is to have your starter "rebuilt" or buy a "rebuilt" starter. What a scam it takes about 10 minutes to replace the parts. OK I guess I have had my rant for the day.
 
I've never had trouble getting generator brushes here in ohio,i usually fix them my self.There's sevral rebuild shops around here that stock parts.Standard ignition sells brushes along with many auto electric parts.Armatures are getting harder to find,but i found a place in alabama that rewinds them at a good price.
 
On Ford starters made since the 70s the brushes are in a assembly.Local NAPA quoted me 40 bucks for a brush rigging so I ordered one in for 16 bucks posted included.The starter parts are reasonable in price.You just have to be a mechanic not a parts changer.I buy kits for old starters and generators for 10 bucks.
 
I like dealing with this place for generator and starter parts. They can also get many none oem parts like tractor gaskets if you have the part numbers. They are a small family owned company in Indiana
National Automotive Lines
1-800-428-4300
5yt4zq.jpg
 
(quoted from post at 07:30:04 05/06/10) Got a guy in the neighborhood that rebuilds and repairs starters and generators. He can get and will sell you about any kind of brushes you want.

How would you/he know what you need without a blowup/PN? Just by measurement?

Thanks, Dave

If I know the manufacturer of the starter/generator/alternator and the part number of the complete assembly, if I don't have the right parts books or can't find it online, a call to my wholesale suppliers will get me all the information I need to get the correct parts.
 
(quoted from post at 01:45:27 05/07/10)
If I know the manufacturer of the starter/generator/alternator and the part number of the complete assembly, if I don't have the right parts books or can't find it online, a call to my wholesale suppliers will get me all the information I need to get the correct parts.

I don't need anything at the moment, but If I give you the info, would you mind checking if you can get anything?

Dave
 
I'll certainly see what I can find out about cost and availability. Like I posted, it only take a phone call for me to do that.
 

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