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Search: Posts Made By: Nelson37
Showing results 1 to 50 of 158
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Forum: Electric Bikes
08-17-18, 07:32 AM
Replies: 36
Views: 3,407
Posted By Nelson37

Your battery is almost certainly in serious...

Your battery is almost certainly in serious distress. Probe with a DVM after drain and after full charge is only certain way to tell. Care must be exercised.

Post results of test, then do what I...
Forum: Electric Bikes
08-16-18, 03:37 PM
Replies: 36
Views: 3,407
Posted By Nelson37

I would agree that you . . . .

I would agree that you . . . .
Forum: Electric Bikes
08-16-18, 07:21 AM
Replies: 36
Views: 3,407
Posted By Nelson37

NO, no, no. That is horrifically bad advice. It...

NO, no, no. That is horrifically bad advice. It would apply IF you had a crank-drive motor, BUT you do NOT.

You need to assist that motor as much as humanly possible when hill-climbing. Gearing...
Forum: Electric Bikes
08-15-18, 08:19 AM
Replies: 36
Views: 3,407
Posted By Nelson37

You notice how . . .

You notice how . . .
Forum: Electric Bikes
08-05-18, 02:16 PM
Replies: 6
Views: 2,538
Posted By Nelson37

Unless you can ride it for a full discharge...

Unless you can ride it for a full discharge cycle, assign a maximum value to the used battery of no more than $50.00.

No, they do not discharge in a linear fashion.
Forum: Electric Bikes
08-02-18, 11:31 AM
Replies: 12
Views: 21,131
Posted By Nelson37

That information should have been your very first...

That information should have been your very first post, it boggles my mind that you left it out.

Some additional information that might be useful is roughly how long you have had this bike, how...
Forum: Electric Bikes
07-31-18, 05:22 PM
Replies: 14
Views: 21,025
Posted By Nelson37

Definitely check the spokes before taking motor...

Definitely check the spokes before taking motor apart. Loose magnet usually makes a rubbing, grinding sort of noise rather than a plink or ping.

Also I would suggest a good epoxy rather than...
Forum: Electric Bikes
07-31-18, 02:34 AM
Replies: 5
Views: 1,357
Posted By Nelson37

You do NOT need a voltage converter. The USB ...

You do NOT need a voltage converter. The USB port does NOT output full pack voltage. ALL repeat ALL functional USB ports put out 5V, as you have already been told. Verify port again, also the...
Forum: Electric Bikes
07-31-18, 02:29 AM
Replies: 14
Views: 21,025
Posted By Nelson37

Someone almost certainly did, but unfortunately...

Someone almost certainly did, but unfortunately neglected to inform the forum. This is exceptionally common and hopefully you find it extremely irritating and resolve not to do it yourself.

Does...
Forum: Electric Bikes
07-31-18, 02:04 AM
Replies: 12
Views: 21,131
Posted By Nelson37

You state that you recently replaced the...

You state that you recently replaced the controller and LCD. WHY? Did anything unusual, anything at all, happen around this time, and exactly WHEN was "recently" in relation to when this problem...
Forum: Electric Bikes
07-27-18, 07:46 AM
Replies: 22
Views: 3,373
Posted By Nelson37

Mid-drives have increased chain and gear cluster...

Mid-drives have increased chain and gear cluster wear. You bought one that also requires a PROPIETARY bottom bracket. Note that word in caps. For future compatibility and replacement cost issues,...
Forum: Electric Bikes
06-25-18, 11:19 AM
Replies: 7
Views: 1,366
Posted By Nelson37

A used ebike battery should be considered as...

A used ebike battery should be considered as almost worthless.

Now, it is possible that all ten strings are only charging to 3.69V. There are other possible combinations.

HOWEVER - That number...
Forum: Electric Bikes
06-22-18, 04:29 AM
Replies: 9
Views: 2,306
Posted By Nelson37

This information should have been in your very...

This information should have been in your very first post.

You stated you had a $700 battery. YOU DO NOT. A used ebike battery is worth about $50. You are just in the very beginning stages of...
Forum: Electric Bikes
06-21-18, 04:17 PM
Replies: 7
Views: 1,950
Posted By Nelson37

I have read some interesting debates on the spoke...

I have read some interesting debates on the spoke thickness question. The general consensus is that the main problem is first, cheap Chinese spokes. Building your own wheel is highly recommended,...
Forum: Electric Bikes
06-21-18, 05:25 AM
Replies: 9
Views: 2,306
Posted By Nelson37

How many cells are in this pack? How old is...

How many cells are in this pack?

How old is it and how many miles are on it?

Are the pouches kept under tight pressure?

You are reaching the point where you have to consider if you are...
Forum: Electric Bikes
06-19-18, 10:15 AM
Replies: 9
Views: 2,306
Posted By Nelson37

I am fairly sure that 3.60 is a hard, maximum,...

I am fairly sure that 3.60 is a hard, maximum, upper limit for lifepo4 that should not be exceeded, ever.

I am also reasonably certain that 3.8 is bad, very, very bad.

If these were standard...
Forum: Electric Bikes
06-17-18, 05:12 PM
Replies: 9
Views: 2,306
Posted By Nelson37

First, you need a decent quality Digital Volt...

First, you need a decent quality Digital Volt Meter and someone who knows how to use it. Next, find the instructions to probe each of the series strings at the BMS, and also individual cells. It is...
Forum: Electric Bikes
05-22-18, 04:03 AM
Replies: 11
Views: 2,967
Posted By Nelson37

I doubt that velcro will be of any assistance,...

I doubt that velcro will be of any assistance, and he does not own a Haibike.

On the PCB - There is 12S. which is 50.4V, there is 13S, which is 54.6V, and there is 14S, which is 58.8. The one...
Forum: Electric Bikes
05-16-18, 03:27 AM
Replies: 15
Views: 3,018
Posted By Nelson37

Meagann, I would like to recommend a kit to do...

Meagann, I would like to recommend a kit to do the job you want it to do, but there is absolutely no reasonable way I can do that, because you have given absolutely no clue whatsoever about what job...
Forum: Electric Bikes
05-11-18, 08:39 AM
Replies: 2
Views: 778
Posted By Nelson37

That seems suspiciously close to a "walking...

That seems suspiciously close to a "walking speed" setting, which on some bikes can be triggered by some non-obvious settings.
Forum: Electric Bikes
05-10-18, 03:15 AM
Replies: 10
Views: 6,957
Posted By Nelson37

Now that I know that your primary need is to...

Now that I know that your primary need is to climb steep, long hills, which you do not currently attempt with pedal alone, I can make a reasonable assessment.

That information should have been in...
Forum: Electric Bikes
05-09-18, 08:25 PM
Replies: 10
Views: 6,957
Posted By Nelson37

You have done good research on the forks, however...

You have done good research on the forks, however there is much you still have to go.

Unless you plan to pedal assist almost constantly, and most especially on the hills, that bike is really not a...
Forum: Electric Bikes
05-08-18, 06:53 AM
Replies: 14
Views: 3,751
Posted By Nelson37

Rad is a good product. BUT, unless you have some...

Rad is a good product. BUT, unless you have some inexpensive way of shipping to China, you are mostly on your own. Many bike shops will not touch an ebike, period.

If you have a local dealer,...
Forum: Electric Bikes
05-08-18, 06:45 AM
Replies: 2
Views: 760
Posted By Nelson37

Find a generic replacement, you need a Chain...

Find a generic replacement, you need a Chain Guard, NOT a chain guard for a bike out of production for 10 years. One of those you can find, the other likely not.
Forum: Electric Bikes
05-08-18, 06:40 AM
Replies: 15
Views: 3,018
Posted By Nelson37

Grin makes a hub kit for through-axle bikes. ...

Grin makes a hub kit for through-axle bikes.

However, you are making a very common mistake. This is not understanding that almost everything that makes for a good BICYCLE makes for a bad, even...
Forum: Electric Bikes
05-07-18, 09:26 AM
Replies: 5
Views: 4,799
Posted By Nelson37

SFAIK they are fairly generic, however they do...

SFAIK they are fairly generic, however they do vary in the number of magnets, which some controllers have a setting you can change.

ebikes.ca makes one on a split ring for easy install, they are...
Forum: Electric Bikes
05-07-18, 03:58 AM
Replies: 13
Views: 4,132
Posted By Nelson37

The OP is long gone. Get used to it, this is the...

The OP is long gone. Get used to it, this is the way 90% of the Troubleshooting threads end here. Pretty much makes attempting to help a useless waste of time.
Forum: Electric Bikes
04-30-18, 07:36 AM
Replies: 10
Views: 4,076
Posted By Nelson37

Don't know where you are looking, but almost all...

Don't know where you are looking, but almost all kits offer a disk-compatible option. Can be a tight fit, sometimes necessary to use spacers on calipers or a larger disk, depends on the bike and the...
Forum: Electric Bikes
03-28-18, 08:44 AM
Replies: 71
Views: 12,210
Posted By Nelson37

Best line I have heard on the original issue is "...

Best line I have heard on the original issue is " I'm not competing, I'm commuting!".

On the overtaking, I have settled on shouting "right behind you!", before overtaking. That way, they can pick...
Forum: Electric Bikes
03-28-18, 08:33 AM
Replies: 23
Views: 3,363
Posted By Nelson37

Quite a few people experience knee issues due to...

Quite a few people experience knee issues due to the wide and unbalanced spacing. There are a variety of possible solutions.

This is another thing the Luna bots don't warn people about.
Forum: Electric Bikes
03-26-18, 11:46 AM
Replies: 4
Views: 1,310
Posted By Nelson37

First, get a magnet and check your front forks to...

First, get a magnet and check your front forks to see if they are steel.

Next, I need to know your desired range, in miles, the total load, such as rider and cargo, in pounds, the bike will be...
Forum: Electric Bikes
03-19-18, 10:24 AM
Replies: 6
Views: 2,347
Posted By Nelson37

One would be a bad idea for that trike, the other...

One would be a bad idea for that trike, the other would be suicide-aly bad judgement.
Forum: Electric Bikes
03-19-18, 10:21 AM
Replies: 13
Views: 4,132
Posted By Nelson37

When a warranty claim starts with "it worked,...

When a warranty claim starts with "it worked, then I messed with it, and now it doesn't work", it will be generally denied as a warranty problem.

Also, the expense of shipping to China, both...
Forum: Electric Bikes
03-19-18, 10:04 AM
Replies: 5
Views: 1,628
Posted By Nelson37

Additional information about what EXACTLY the...

Additional information about what EXACTLY the problem was, and how it was resolved, would be useful data for future users who might benefit from this exchange.

Otherwise, it was just a waste of...
Forum: Electric Bikes
03-19-18, 09:55 AM
Replies: 11
Views: 2,967
Posted By Nelson37

I have seen them called dolphin, shark, whale,...

I have seen them called dolphin, shark, whale, also the chinese word "hailong".

Descriptions from chinese vendors are not what I would call reliable.
Forum: Electric Bikes
03-18-18, 04:32 AM
Replies: 13
Views: 4,132
Posted By Nelson37

OK, well, it worked BEFORE you messed with it,...

OK, well, it worked BEFORE you messed with it, and does not work AFTER you messed with it, this is amazingly common, and usually means that you have effed up in some as yet undefined way. Were you...
Forum: Electric Bikes
03-17-18, 05:24 AM
Replies: 13
Views: 4,132
Posted By Nelson37

Can't tell you what you have done wrong because I...

Can't tell you what you have done wrong because I don't know what you have done. Something is missing.

Disconnect ALL wires from motor and test spin. That is a DD hub and there is very little to...
Forum: Electric Bikes
03-16-18, 03:52 AM
Replies: 11
Views: 2,967
Posted By Nelson37

Yes, they are available. Search for it. It...

Yes, they are available. Search for it.

It might be helpful to understand that many vendors who list MOQ will sell single units at a slightly higher price.
Forum: Electric Bikes
03-13-18, 03:42 PM
Replies: 34
Views: 6,211
Posted By Nelson37

Still, look on the frame for that charge port, or...

Still, look on the frame for that charge port, or perhaps a round hole where one used to be.

Should also locate the controller access panel, or determine that there is not one for future issues.
Forum: Electric Bikes
03-13-18, 03:41 PM
Replies: 34
Views: 6,211
Posted By Nelson37

Here's my thoughts from the measurements in the...

Here's my thoughts from the measurements in the link.

1. The two pairs SHOULD BE either A-B and C-D, adjacent, or A-D and C-B, Inner/Outer.

2. At least one on these pairs MUST BE full pack...
Forum: Electric Bikes
03-13-18, 11:17 AM
Replies: 34
Views: 6,211
Posted By Nelson37

The suggested method of operation for the battery...

The suggested method of operation for the battery ports contained in that thread is almost insanely inaccurate.
Forum: Electric Bikes
03-13-18, 09:50 AM
Replies: 34
Views: 6,211
Posted By Nelson37

Good, progress. First, make certain that the...

Good, progress. First, make certain that the wires on the cradle are not joined or paired in any way. Should be 4 separate solder pads and 4 or more connectors on the cradle.

Now, search that...
Forum: Electric Bikes
03-13-18, 07:19 AM
Replies: 34
Views: 6,211
Posted By Nelson37

IF you find that charging port, life is...

IF you find that charging port, life is beautiful, problem is solved, and you can go along about your merry way.

You DID get a matching charger with the new battery, right?
Forum: Electric Bikes
03-13-18, 07:12 AM
Replies: 34
Views: 6,211
Posted By Nelson37

IF you find that charging port, life is...

IF you find that charging port, life is beautiful, problem is solved, and you can go along about your merry way. Look long and carefully.
Forum: Electric Bikes
03-13-18, 06:39 AM
Replies: 34
Views: 6,211
Posted By Nelson37

The pictures are a waste of time and a useless...

The pictures are a waste of time and a useless distraction. FOCUS!

You describe the two pairs of wires as though they were grouped together, This disagrees with available wiring diagrams. ARE...
Forum: Electric Bikes
03-12-18, 09:14 AM
Replies: 34
Views: 6,211
Posted By Nelson37

Yes. It is likely the pictures might be useful....

Yes. It is likely the pictures might be useful. However, in the time spent unsuccessfully trying to get that done, he could have told me what I need to know, which I will bet money the pictures won't...
Forum: Electric Bikes
03-12-18, 06:05 AM
Replies: 34
Views: 6,211
Posted By Nelson37

I asked a number of questions which you have...

I asked a number of questions which you have failed to answer.

I did not ask these questions for fun and games. I asked them to help YOU try to solve YOUR problem.

I do not own this bike, nor...
Forum: Electric Bikes
03-10-18, 04:57 AM
Replies: 34
Views: 6,211
Posted By Nelson37

Describe the four wires you mention. State...

Describe the four wires you mention. State whether or not they were actually attached to the mounting cradle. State whether or not the original battery has any wires coming from it at all. ...
Forum: Electric Bikes
03-09-18, 10:36 AM
Replies: 34
Views: 6,211
Posted By Nelson37

Look, if somebody is dumb enough to plunk down...

Look, if somebody is dumb enough to plunk down several hundred dollars on a battery without verifying the most basic elements of connectivity, then I am going to let them know about it because, 1) it...
Forum: Electric Bikes
03-08-18, 04:56 PM
Replies: 20
Views: 10,465
Posted By Nelson37

Just saw the pictures. I was assuming you had...

Just saw the pictures. I was assuming you had disk brakes. Damn, IMO that is a real problem.

Kool-Stop Salmon pads are supposed to be the best, but a heavy bike going downhill, often - Disc...
Showing results 1 to 50 of 158
 
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