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NW J class defective motors-feedback?

Started by wobblinwheel, June 18, 2013, 01:42:15 AM

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wobblinwheel

After purchasing TWO Spectrum J's from Trainworld, and having one of the motors burn-up completely, and motor #2 is indicating that same may be inevitable. I also notice replacement motors are no longer available from Bachmann, which tells me they have had considerable problems with these motors. I would like to hear some customer feedback from you guys to maybe get an idea of the actual extent of these problems. Is this widespread, or am I just "lucky"? The idea of constantly returning an item and getting another (which may have the same problem, or WORSE) seems ridiculous. I have become very proficient at disassembling/reassembling these engines with ease. I really would like to hear from those who have had problems. Maybe then Bachmann might supply us with adequate motors. And let's not forget the WIRING......

Thanks guys!

ALCO539

#1
The two J's I recently got, seem to run OK, no problems with the motors, yet! Both are NEW, one with a non-working knuckle coupler and one with a working knuckle. I assume they are from different production runs, but I don't run them much. I'll keep my fingers crossed!
As I've already said, in your other post, I have had motor issues with a H-4 and a RS-3. The H-4 responded to the "highspeed burnout fix". The RS-3 had a pinched (under the shaft thrust washer) pole winding intermittently grounded to the motor shaft. Both are still running good, for now.

Edit: the N&W J, H-4, RS-3, GP-7, 2-10-2, 4-8-2 Heavy, that I own have the same "can" motor. They just have different shaft configurations (single/double). Or different couplings (u-joints), and flywheel setups or lack of flywheels, to suit the requirements of the locomotive type. I added this, because you may have problems with any of these locomotives, related to this motor. The 2-8-0 and some of the big diesel locomotives use an open frame motor, not the can motor. I have not read that this open frame motor has had the same problem. I still think that the main problem is "quality control", due to problems with the winding machines. However, I have 12 loco's with the can motor and only the one with the pinched winding was a verified problem. The H-4 may have been over lubed, by ME! One bad out of twelve, is a good percentage for a small motor like this, IMHO. Should they have caught it, yes, but all manufactured goods have failures. Can you say Chrysler, Ford, GM, Honda, and Toyota.

Regards Charley.