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Search: Posts Made By: Doc_Wui
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Forum: Folding Bikes
02-01-23, 08:05 AM
Replies: 1
Views: 111
Posted By Doc_Wui

George Michelson Trail on a Folder?

Anyone ever done something this on 20" and maybe wider" tires? Wondering whether we would take the 26" mountain bikes or the folders, which are easier to tote. They're all electric assist...
01-05-23, 02:26 PM
Replies: 5
Views: 250
Posted By Doc_Wui

This is where you try another battery and find...

This is where you try another battery and find the problem goes away. Got a friend with the same bike or battery? How about the shop that sold it to you? It's just the try a known good replacement...
12-31-22, 10:01 PM
Replies: 6
Views: 235
Posted By Doc_Wui

My DIY ebikes have that circuit but I've never...

My DIY ebikes have that circuit but I've never used it. There's too many wires on these controllers anyway, so when I install one, I remove the speed limiter connector, pull the wires inside the...
12-29-22, 10:43 PM
Replies: 12
Views: 664
Posted By Doc_Wui

Oncoming ebiker came down a hill today and passed...

Oncoming ebiker came down a hill today and passed a bike in front of him. almost hitting me going up the hill. Just dumb. He;s got an ebike and should be smart enough to scrub off his speed and wait...
12-29-22, 10:37 PM
Replies: 10
Views: 335
Posted By Doc_Wui

400 Wh battery? I typically get 10 WH/mile on my...

400 Wh battery? I typically get 10 WH/mile on my hubmotor bikes at 22-24 k,/hr. which is 40 miles or 66 km, equivalent to your 70 km. To get 110 km, I would have lower my consumption to 7 WH/mile....
12-29-22, 10:19 PM
Replies: 5
Views: 250
Posted By Doc_Wui

Does your S866 have 20 P settings. Look up P12...

Does your S866 have 20 P settings. Look up P12 and P14. First one sets throttle strength. Second one set the amount of current. What's the current rating of the controller?

You probably had a...
12-08-22, 06:42 PM
Replies: 6
Views: 291
Posted By Doc_Wui

Will a new battery solve the problem. I think so....

Will a new battery solve the problem. I think so. The old one got unbalanced. Let's hope the new one is built a little better.
12-05-22, 01:40 AM
Replies: 131
Views: 4,534
Posted By Doc_Wui

My wife and I started riding ebikes eight years...

My wife and I started riding ebikes eight years ago when I turned 65. .Both of us casual cyclists, who probably racked up 100 miles in a summer. I thought we would ride more often, and we did. We've...
11-20-22, 12:11 AM
Replies: 42
Views: 1,346
Posted By Doc_Wui

Hi Pingiss, that's a beatiful bike. You gotta...

Hi Pingiss, that's a beatiful bike. You gotta work on the battery a bit. Is it 36V?

It's too bad you have to graft a big mid drive onto that frame. If they designed a motor for lower wattage, and...
11-20-22, 12:02 AM
Replies: 10
Views: 493
Posted By Doc_Wui

Tried more than a few times. The Mando Footlose...

Tried more than a few times. The Mando Footlose was one of the early flops. A human being pedaling a generator cannot generate enough power to turn the motor on an ebike. So when the battery is dead,...
11-19-22, 11:45 PM
Replies: 2
Views: 491
Posted By Doc_Wui

That's how a controller works in curremt mode,...

That's how a controller works in curremt mode, putting a certain current to the motor in each assist level. Multiply by the voltage and it becomes watts. The controller doesn't know what gear you're...
11-13-22, 06:47 PM
Replies: 48
Views: 1,374
Posted By Doc_Wui

One time I switched a fat tire wheel to those...

One time I switched a fat tire wheel to those stylish rims with holes inbetween the spokes. Didn't know I needed a PVC rim liner. Blew a hole right thru one of the open holes. X-shaped cut, about am...
11-12-22, 11:55 PM
Replies: 1,000
Views: 993,725
Posted By Doc_Wui

This bike came together slowly. I bought a...

This bike came together slowly. I bought a TongSheng TSDZ2 kit in 2019. Never found a bike for it. In 2021, I picked up a 1980's all steel Raleigh Mixtee at a garage sale, and it sat outdoors for 18...
11-06-22, 04:41 PM
Replies: 8
Views: 655
Posted By Doc_Wui

As my 9 year old granddaughter yelled as she...

As my 9 year old granddaughter yelled as she moved from a 20" coaster brake bike to a 7 speed 20" minivello with disk brakes that I gave her, "THIS IS FUN!!!!!",

I felt the same when I ditched my...
11-03-22, 09:13 PM
Replies: 4
Views: 546
Posted By Doc_Wui

I think 56V EGO batteries are popular for DIY...

I think 56V EGO batteries are popular for DIY ebikes. Get a blown out charger and re-use the docking part on the bike. One thing about a name brand tool battery is that it's well made and less likely...
11-01-22, 11:45 PM
Replies: 4
Views: 367
Posted By Doc_Wui

Since I had an old bike with 1" tubing, I used...

Since I had an old bike with 1" tubing, I used three Velo-Orange metal clamp-ons, They also come in 1-1/8" diameter and are #12a pair from Velo-Orange's website. less tha what they cost at amazon,...
10-26-22, 03:15 PM
Replies: 3
Views: 278
Posted By Doc_Wui

That's a direct drive motor, and they use the...

That's a direct drive motor, and they use the drag of the magnets to slow down the bike for regen braking. When you try to pedal with zero power, you also have to fight some of the that same magnet...
10-16-22, 07:48 PM
Replies: 6
Views: 428
Posted By Doc_Wui

As usual, best ebike is the one you're riding. ...

As usual, best ebike is the one you're riding.

I have converted regular bikes into ebikes, and we've kept the ones we like. I think they're fine, and have no wish to replace any of them with...
10-10-22, 11:29 PM
Replies: 19
Views: 754
Posted By Doc_Wui

They rust like steel though. I will put some...

They rust like steel though. I will put some anti-seize on that post. Thanks for the tip!
10-07-22, 12:34 PM
Replies: 26
Views: 1,955
Posted By Doc_Wui

You know, they all made these wishes back in...

You know, they all made these wishes back in 2010! And with one exception, none of the respondents have posted anything since I joined the forum in 2015. Maybe it's me.

My wish is just for a ebike...
10-07-22, 12:19 PM
Replies: 19
Views: 950
Posted By Doc_Wui

https://cimg6.ibsrv.net/gimg/bikeforums.net-vbulle...

https://cimg6.ibsrv.net/gimg/bikeforums.net-vbulletin/2000x1124/wraith_74f04a3b0a8d43a4d5061ac1119736e019b81e82.jpg
Those who shall not be named on fatbikes. The Terror.
10-07-22, 11:43 AM
Replies: 19
Views: 754
Posted By Doc_Wui

Upgrade steel rims to alloy?

Riding this old Raleigh Mixte for old times sake. A similar model with drop bars was one of our first bikes 46 years ago, I recall that the steel frame always soaked up bumps and this one still does,...
10-06-22, 05:59 PM
Replies: 3
Views: 439
Posted By Doc_Wui

On sale from the Kohls website (just search for...

On sale from the Kohls website (just search for Oslo) at an unreal $225!

Read the reviews. They are accurate about its rideability, but if you have some DIY skills, you can add a throttle for 15...
10-06-22, 05:50 PM
Replies: 2
Views: 307
Posted By Doc_Wui

Ebikes are banned on the sidewalk where I live....

Ebikes are banned on the sidewalk where I live. In some places, like the business districts of larger cities, no cyclist wants to be on the sidewalk. Too many pedestrians and it's rude.

In other...
10-05-22, 03:54 PM
Replies: 8
Views: 395
Posted By Doc_Wui

Does your bike conform to this video, which says...

Does your bike conform to this video, which says you can have more PAS levels, and even set the max motor power in each level?

https://www.youtube.com/watch?v=xcCLT-LpFJs
09-29-22, 10:12 PM
Replies: 1,000
Views: 993,725
Posted By Doc_Wui

Raleigh 27" 15 speed Mixte with high bars,...

Raleigh 27" 15 speed Mixte with high bars, converted with Tong Sheng 48V 500W TSDZ2 mid drive. Powered with DIY 48V7AH 26 cell battery in a water bottle.

A very mild mannered, slow pig of an...
Forum: Folding Bikes
09-26-22, 08:27 PM
Replies: 3
Views: 410
Posted By Doc_Wui

I know about the Schwinn Loop, a folding step...

I know about the Schwinn Loop, a folding step thru. Brake levers too short. Has a laughable chain gear of 40T. Steerer is steel and one piece, But the frame has a lifetime warranty, and it's a...
09-24-22, 08:57 PM
Replies: 4
Views: 360
Posted By Doc_Wui

I cannot see it being normal on any middrive,...

I cannot see it being normal on any middrive, because if the pedals spin freely forward, you could get injured badly. For example, if you stand on the pedals while climbing a hill, they better not...
09-20-22, 07:17 AM
Replies: 102
Views: 12,202
Posted By Doc_Wui

Ugh. Electric scooter time.

Ugh. Electric scooter time.
09-17-22, 08:43 PM
Replies: 2
Views: 236
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.
09-16-22, 10:57 PM
Replies: 1
Views: 330
Posted By Doc_Wui

Well that is too bad, IS there still a warranty...

Well that is too bad, IS there still a warranty on it?

You know all bikes are different, and error 7 can mean a lot of different things depending on who made the bike. Is there a user manual that...
09-16-22, 10:49 PM
Replies: 52
Views: 2,895
Posted By Doc_Wui

My wife and I have ridden over 20000 miles on...

My wife and I have ridden over 20000 miles on ebikes the last seven years. If these were regular bikes, it would probably be 350 miles.That reminds me that I have not ridden my regular bike all year,...
09-10-22, 11:13 AM
Replies: 5
Views: 532
Posted By Doc_Wui

I prefer both throttle/PAS, but yes, the e-kits...

I prefer both throttle/PAS, but yes, the e-kits for hubmotors do not require the PAS sensor to be attached. To keep in the spirit of a Bromptom don't you need a 74mm dropout?

These guys have them...
09-10-22, 09:08 AM
Replies: 1,000
Views: 993,725
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: 1,000
Views: 993,725
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: 1,000
Views: 993,725
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: 424
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...
09-09-22, 09:43 PM
Replies: 42
Views: 1,346
Posted By Doc_Wui

Looks like the Lotus with a motor? I like it, but...

Looks like the Lotus with a motor? I like it, but I already have three DIY folding bike conversions and one cheap commercial e-folder, so I can't justify it. Perhaps I should aspire to a Lotus, but...
08-30-22, 07:57 AM
Replies: 5
Views: 577
Posted By Doc_Wui

I bought a box of Riv-nuts. I believe that for a...

I bought a box of Riv-nuts. I believe that for a couple of installs, one can suffice with ordinary hand tools,.I've not used them yet, as I still worry about weakening the frames. I've been using...
08-30-22, 07:33 AM
Replies: 9
Views: 785
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...
08-30-22, 07:18 AM
Replies: 10
Views: 539
Posted By Doc_Wui

Manufacturers like you have blurred the...

Manufacturers like you have blurred the definition, but as originally defined.
Class 1: Pedal assist only with 20 mph speed limit, No throttle.
Class 3, Pedal assit only with 28 mph speed limit, No...
08-27-22, 04:31 PM
Replies: 5
Views: 577
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, 11:57 AM
Replies: 13
Views: 741
Posted By Doc_Wui

Yes. I've also used the MT200, although I got...

Yes. I've also used the MT200, although I got mine from China for less. Also working well for me, but I cannot vouch for reliability is the equally cheap Zoom HB200 full hydraulic set.

For both, I...
08-20-22, 11:51 AM
Replies: 6
Views: 296
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: 3,143
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...
08-02-22, 05:23 PM
Replies: 21
Views: 1,354
Posted By Doc_Wui

They are both 18650 cells in a 14x6 matrix for 84...

They are both 18650 cells in a 14x6 matrix for 84 cells. The cells are the same capacity, 3500 mah in both cases. Luna tells you that they use LG MJ1 cells, while the other guy offers Panasonic 35E...
07-30-22, 10:08 AM
Replies: 41
Views: 2,502
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: 102
Views: 12,202
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, 09:38 AM
Replies: 6
Views: 787
Posted By Doc_Wui

Yes, if you find a friendly and competent bike...

Yes, if you find a friendly and competent bike shop, they should be able to lace a rim of your choice to a bare motor, using proper ebike spokes, A single cross pattern with Sapim Strong spokes (13G...
07-23-22, 09:28 AM
Replies: 41
Views: 2,502
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...
Showing results 1 to 50 of 1000
 


 
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