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Search: Posts Made By: Doc_Wui
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09-17-22, 08:43 PM
Replies: 2
Views: 91
Posted By Doc_Wui

IF you're using the old BMS. it was connected to...

IF you're using the old BMS. it was connected to the switch. If you replaced the BMS in your rebuild, than you needed a BMS with an ON/OFF circuit.
09-10-22, 09:08 AM
Replies: 935
Views: 984,540
Posted By Doc_Wui

What, you want to come over and ride it? No way, ...

What, you want to come over and ride it? No way,

But there are ebike pics in this thread taken over the years. You can go all the way back to when ebikes had wooden wheels.Here are the later...
09-10-22, 09:05 AM
Replies: 935
Views: 984,540
Posted By Doc_Wui

An update to my low cost DIY cruiser. This...

An update to my low cost DIY cruiser. This started as a $149 Walmart Hyper, 26" with rim brakes.

I bought a used Bafang front motor for $55. It came with a wheel, tries, rotor, and calipers, I put...
09-10-22, 08:50 AM
Replies: 935
Views: 984,540
Posted By Doc_Wui

I bought this Huffy Oslo new on ebay for under...

I bought this Huffy Oslo new on ebay for under $400 shipped from Huffy. It needed some improvements that you can't see, like a new display, throttle, and better controller. Also was too slow for...
09-10-22, 08:43 AM
Replies: 6
Views: 237
Posted By Doc_Wui

The "anti-theft power line" in their picture...

The "anti-theft power line" in their picture probably needs to be switched to battery power to start the controller.But their website never mentions that,

I sure would like to know what that 3.3...
08-30-22, 07:33 AM
Replies: 9
Views: 626
Posted By Doc_Wui

$200 to service brakes? This is something a...

$200 to service brakes? This is something a mechanically adept high school kid can do. In fact, I have bought/installed a full hydraulic Shimano MT200 system, levers, hoses, and calipers for under...
08-27-22, 04:31 PM
Replies: 5
Views: 440
Posted By Doc_Wui

Should be pretty straight forward. There's often...

Should be pretty straight forward. There's often an unexpected snag on any project, but if you know what you're doing, you find a solution. You'll probably find the battery screws for the Ohm battery...
08-20-22, 11:51 AM
Replies: 6
Views: 242
Posted By Doc_Wui

Looks like the stem is a threaded quill, so one...

Looks like the stem is a threaded quill, so one could
(a) install a threaded-threadless adapter. I've done this to install a better quality folding threadless stem on a Schwinn that had a quill...
08-05-22, 10:06 AM
Replies: 49
Views: 2,765
Posted By Doc_Wui

I'm cheap, but with owning multiple ebike...

I'm cheap, but with owning multiple ebike conversions, one must economize. I spend a day in my garage sawing/drilling/filing hand built torque plates for my motors. Every bike has one. I'm not having...
07-30-22, 10:08 AM
Replies: 40
Views: 1,823
Posted By Doc_Wui

I've got a set of steel suspension forks taken...

I've got a set of steel suspension forks taken off a Schwinn 26". They were quite heavy. I put on a rear motor though, If one is looking for electric assist, I feel most ccnventional bikes will...
07-23-22, 09:50 AM
Replies: 96
Views: 10,209
Posted By Doc_Wui

"The bike likely has more mass market appeal, but...

"The bike likely has more mass market appeal, but it’s still a beast that can hit speeds of 25 mph (40 km/h) thanks to 1,000W of power from that Bafang hub motor in rear."

I don't want a 55 pound...
07-23-22, 09:28 AM
Replies: 40
Views: 1,823
Posted By Doc_Wui

I've bought two electric bikes, with a third one...

I've bought two electric bikes, with a third one on the way. Have built at least 10 and I don't want to count. I've never made a warranty claim on the store boughts, and only one was from a bike shop...
06-28-22, 09:57 PM
Replies: 6
Views: 712
Posted By Doc_Wui

First, TURN THE POWER OFF.

First, TURN THE POWER OFF.
04-25-22, 10:58 AM
Replies: 21
Views: 1,668
Posted By Doc_Wui

Installed an Ebikeling 500W rear geared motor kit...

Installed an Ebikeling 500W rear geared motor kit in 2015. $200 plus a $280 battery. Here it is last month, still running great. Today, the kit is about $360 with a speedometer, but I could still get...
04-10-22, 09:42 AM
Replies: 3
Views: 708
Posted By Doc_Wui

Fiido D11 Folder Recall

Edit: It's been already reported elsewhere here, but buried in an existing thread, so I didn't see it. I hate it when a folder snaps in half. Makes me worry about mine.

It's also not the D11, but...
04-07-22, 11:42 AM
Replies: 7
Views: 1,572
Posted By Doc_Wui

The BBS02 is the same wiring, Check that 5 pin...

The BBS02 is the same wiring, Check that 5 pin connector off the display too. These connectors are good, but can be hard to seat fully.


...
03-27-22, 05:18 PM
Replies: 34
Views: 1,114
Posted By Doc_Wui

Shrader-Presta adapter. Oh heck. Carry a...

Shrader-Presta adapter.

Oh heck. Carry a spare bike.
03-19-22, 09:33 AM
Replies: 13
Views: 795
Posted By Doc_Wui

I'd just buy this controller, a throttle with...

I'd just buy this controller, a throttle with power switch, and a pair of brake levers with switches for safety. The connectors are clearly labelled. The OP would not use all of them.
...
03-18-22, 08:23 PM
Replies: 35
Views: 2,149
Posted By Doc_Wui

Yikes. Two bikes? Recall them all.

Yikes. Two bikes? Recall them all.
02-26-22, 10:16 PM
Replies: 49
Views: 2,765
Posted By Doc_Wui

I am in the USA and they don't list the shipping...

I am in the USA and they don't list the shipping charges, so I cannot =judge whether its price is competitive. However, KT controllers and the LCD3 are solid products. I have maybe a half dozen DIY...
02-24-22, 10:54 PM
Replies: 64
Views: 2,719
Posted By Doc_Wui

As a bike club that does organized events on...

As a bike club that does organized events on roads, I'm sure you guys have officers, liability insurances, bylaws and safety rules/. Well, if you don't have that stuff, I'm sorry but I thimk you...
02-23-22, 11:06 PM
Replies: 6
Views: 920
Posted By Doc_Wui

Ebike Tax credits were part of a bill that did...

Ebike Tax credits were part of a bill that did not get sufficient Senate votes to pass. .That's not tax advice. It's a fact.
01-24-22, 11:02 AM
Replies: 4
Views: 700
Posted By Doc_Wui

You forgot front motor.

You forgot front motor.
Forum: Folding Bikes
01-20-22, 02:45 PM
Replies: 2
Views: 311
Posted By Doc_Wui

Huh. Threw out two DNP Epoch 11-28's last year...

Huh. Threw out two DNP Epoch 11-28's last year because the pawls quit holding after 3000 miles. Maybe I shoulda pullled them apart. Next time.






.
01-12-22, 04:22 PM
Replies: 11
Views: 924
Posted By Doc_Wui

One has to avoid the scams, There are chinese...

One has to avoid the scams, There are chinese cells that aren't fake.THis one is actually sold on aliexpress, and it is funny to read reviews. One buyer said that he knew 30,000mah is impossible for...
01-05-22, 04:15 PM
Replies: 20
Views: 7,167
Posted By Doc_Wui

Yes, I knew it was 6 years old. In 2015, I bought...

Yes, I knew it was 6 years old. In 2015, I bought a good enough ebike for $1300 USD, and I also built one for under $500, both bikes continue to be ridden on bike paths and streets.
01-04-22, 10:51 AM
Replies: 30
Views: 1,298
Posted By Doc_Wui

Electric or not, I can feel the weight of a steel...

Electric or not, I can feel the weight of a steel rim or a heavy 4" wide tire, when riding. They're harder to pedal, and need more electrical power to help out.
01-02-22, 11:21 PM
Replies: 20
Views: 7,167
Posted By Doc_Wui

People can buy ebikes for under $600 USD these...

People can buy ebikes for under $600 USD these days. If one has a good knowledge of bicycles, these could be a serviceable basic ebike.
...
12-28-21, 08:48 PM
Replies: 30
Views: 1,298
Posted By Doc_Wui

I didn't think alloy wheels were that much...

I didn't think alloy wheels were that much heavier than spoked wheels but if more inertia is a feature, get them out of here. That's the last thing I want in my bike wheels.
12-20-21, 11:40 PM
Replies: 10
Views: 1,222
Posted By Doc_Wui

Depends on the BMS. I've got one battery, out of...

Depends on the BMS. I've got one battery, out of six or seven where there's no voltage on the charging port, It senses when a charger is attached but ignores a voltmeter. It's a rack battery with a...
12-19-21, 06:47 PM
Replies: 10
Views: 1,222
Posted By Doc_Wui

Use a meter to verify. There's no need them to...

Use a meter to verify. There's no need them to refer to or remember what a drawing says.
12-15-21, 05:05 PM
Replies: 20
Views: 1,471
Posted By Doc_Wui

I have built a kit with a 750W mid drive Bafang...

I have built a kit with a 750W mid drive Bafang BBS02 ($450-500 today). My original battery was $550 in 2016. so my kit cost over $1000, but it lets this old man climb any hill that a strong biker on...
12-09-21, 10:12 PM
Replies: 11
Views: 872
Posted By Doc_Wui

Quite true, because they are 10 percent grades!. ...

Quite true, because they are 10 percent grades!.

When we were in Florida a few years ago, the big hills were the overpasses and the mountains were your causeway bridges.This is the Legacy Trail...
11-21-21, 11:49 AM
Replies: 2
Views: 361
Posted By Doc_Wui

It was $899 new. Worth about $200 in my opinion...

It was $899 new. Worth about $200 in my opinion w/o a working battery.

While these batteries are probably available on aliexpress, China;s ebay for around $300, it's sure hard to identify them,...
11-13-21, 12:20 PM
Replies: 38
Views: 4,907
Posted By Doc_Wui

Only a few do. It takes a big investment to make...

Only a few do. It takes a big investment to make it work right, like it does in cars. In my opinion, for bicycles, it's of little use, when most ebikers are riding at bike speeds, and complicates the...
11-13-21, 12:00 PM
Replies: 17
Views: 1,566
Posted By Doc_Wui

If you wish to believe manufacturer's claims on...

If you wish to believe manufacturer's claims on torque, then do your numbers. I happen to believe that many Euro mid drives underrate their mid drives to meet the 250W limits. At the same time, a ...
11-09-21, 09:36 PM
Replies: 14
Views: 982
Posted By Doc_Wui

I agree that venture caps expect to see a return,...

I agree that venture caps expect to see a return, but where would you put a second $150M to work? Think they will build an ebike factory in North America?
11-08-21, 06:57 PM
Replies: 5
Views: 402
Posted By Doc_Wui

IF you've followed the long discussion on open...

IF you've followed the long discussion on open source firmware to run the TSDZ2, you can buy a motor with this firmware from EC0-cycles.It has menu programmable options for many features. I've...
11-07-21, 11:50 PM
Replies: 14
Views: 982
Posted By Doc_Wui

Jeez, $150M, and one could start a dozen...

Jeez, $150M, and one could start a dozen companies importing chinese made bikes. Or is the money going into brick and mortar show rooms, and support staff? And liability insurance. That might fall...
11-04-21, 10:05 PM
Replies: 22
Views: 1,528
Posted By Doc_Wui

There are two DIY kits, Tongsheng TSDZ2, and...

There are two DIY kits, Tongsheng TSDZ2, and Bafang BBS02 and BBSHD. I feel the Bafangs are more reliable, The BBSHD is quite powerful and about $750. I feel the BBS02 is more than enough, and it...
10-25-21, 10:07 AM
Replies: 124
Views: 5,652
Posted By Doc_Wui

https://cimg7.ibsrv.net/gimg/bikeforums.net-vbulle...

https://cimg7.ibsrv.net/gimg/bikeforums.net-vbulletin/2000x1504/img_0740_d69fd546c8dde9c7ef40c0529f91cdf3f737ff86.jpeg
Dupage Greenway, all of 2 miles long, but it's what I got to ride. ...
10-25-21, 10:00 AM
Replies: 18
Views: 1,226
Posted By Doc_Wui

Only if you ride faster than your rim brakes can...

Only if you ride faster than your rim brakes can stop you.
10-22-21, 08:57 AM
Replies: 1
Views: 463
Posted By Doc_Wui

After reading the amazon reviews on the Fobobike,...

After reading the amazon reviews on the Fobobike, seems likes 5% of the buyers had them either fail or leak, draining their tires flat. I suppose that if you buy Energizer or Durocell, that the...
10-03-21, 03:29 PM
Replies: 26
Views: 2,053
Posted By Doc_Wui

I recharge our batteries after every ride, and...

I recharge our batteries after every ride, and charge to 100% when we are using our bikes every day. When I know we're not going to use a battery for a week or more, I'll leave it half charged.
...
09-25-21, 12:21 PM
Replies: 11
Views: 1,008
Posted By Doc_Wui

I always thought it was the same chain. The "E"...

I always thought it was the same chain. The "E" adds a 10% adder to the price?

I bought a regular KMC chain when I converted my bike to a bafang mid drive,figuring I'd swap when the old chain got...
Forum: Folding Bikes
09-23-21, 11:07 PM
Replies: 9
Views: 1,113
Posted By Doc_Wui

Wow. Nice bike. It's written in the DIY ebije...

Wow. Nice bike. It's written in the DIY ebije bible that suspension forks and motors don't mix well, so I think you did right as far as safety by going rigid fork. .

I've got a front motor 20"...
09-20-21, 05:37 PM
Replies: 4
Views: 545
Posted By Doc_Wui

It's Bionx? Yikes. Lower my offer. Now it needs a...

It's Bionx? Yikes. Lower my offer. Now it needs a new motor, plus controller, plus battery.
09-19-21, 07:45 PM
Replies: 21
Views: 1,544
Posted By Doc_Wui

I have a silverfish battery like the one in the...

I have a silverfish battery like the one in the picture on one of my bikes. Not a fuse. They either work or are blown, They won't come back to life the next day.

Mine died too. It was giving my...
09-12-21, 02:08 PM
Replies: 4
Views: 885
Posted By Doc_Wui

Thats a shame, I paid $45 for a used motor, with...

Thats a shame, I paid $45 for a used motor, with wheel and a Shwalbe Marathon tire. Sell off the parts.
09-12-21, 11:00 AM
Replies: 9
Views: 866
Posted By Doc_Wui

Visit a Pedego shop in Pittsburgh and try to test...

Visit a Pedego shop in Pittsburgh and try to test ride. Their bikes have quite the markup, as their customer base is boomers with a lot of dough, who need their ebike experience delivered with a lot...
Showing results 1 to 50 of 133
 


 
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