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Search: Posts Made By: dgk02
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12-05-21, 10:56 PM
Replies: 11
Views: 825
Posted By dgk02

Ebikes take off

It used to amaze me that there was a shop selling ebikes years ago when I used to visit my mom in Florida, I mean, not many of us were riding ebikes then, I don't know how he stayed in business. Well...
12-05-21, 10:46 PM
Replies: 8
Views: 4,768
Posted By dgk02

Well this is a blast from the past. I did end up...

Well this is a blast from the past. I did end up having the battery rebuilt by a guy on ebay and it's been working fine. My problem with it now is that I'm getting too old to swing my foot over the...
11-13-18, 09:52 AM
Replies: 8
Views: 4,768
Posted By dgk02

The problem with tool batteries is that the Trek...

The problem with tool batteries is that the Trek uses the Bionx system and that's apparently very proprietary. Parts of the firmware on in the controller, wheel, and battery and you can't just use...
11-09-18, 11:17 AM
Replies: 8
Views: 4,768
Posted By dgk02

Should I replace battery on old Trek Valencia+ or trash it

This was the first year of Trek's Ride Plus. While I loved the bike when it worked, spokes were always breaking and twice the axle broke. The first was under warranty, the second I managed to get a...
Forum: Commuting
05-15-15, 06:58 AM
Replies: 12
Views: 1,298
Posted By dgk02

I used to leave a Kryptonite lock/chain around a...

I used to leave a Kryptonite lock/chain around a lamppost outside my job. One day I hadn't ridden the bike but happened to glance at the lamppost and the chain was gone. So was the lamppost. All that...
Forum: Commuting
05-14-15, 01:20 PM
Replies: 31
Views: 2,680
Posted By dgk02

In NYC the law is that commercial buildings have...

In NYC the law is that commercial buildings have to let your bike in if your company agrees to having a policy. My company allows us to keep the bikes in our office so my bike is sitting across from...
Forum: Commuting
05-14-15, 01:04 PM
Replies: 89
Views: 8,525
Posted By dgk02

Ha, I use a motor! That pisses off some...

Ha, I use a motor! That pisses off some commuters, although it's pretty stealthy and I'm always pedaling. But I'm also 63 and would have given up commuting by bike if I had to do a 25 mile r/t...
05-14-15, 11:21 AM
Replies: 6
Views: 1,101
Posted By dgk02

Yup, I have the same issue. My bike just wasn't...

Yup, I have the same issue. My bike just wasn't designed for what I'm doing and I'm almost always in top gear, and with the highest motor setting I can't really pedal fast enough to keep up. So I...
05-14-15, 11:17 AM
Replies: 23
Views: 3,221
Posted By dgk02

But there isn't always room for everyone. Cities...

But there isn't always room for everyone. Cities are crowded and roads were laid out long ago. We have car lanes and now we often have bike lanes. But people riding high-powered ebikes don't really...
05-14-15, 11:08 AM
Replies: 28
Views: 6,911
Posted By dgk02

I've never noticed either problem. I went with...

I've never noticed either problem. I went with front wheel because it's easier to deal with than having the motor on the same wheel as the cassette, and because it distributes the weight a bit more...
05-14-15, 08:52 AM
Replies: 28
Views: 6,911
Posted By dgk02

I commute by bike, 25 miles round trip. For 12...

I commute by bike, 25 miles round trip. For 12 years I did it with a plain old hybrid bike, but as I neared 60 I got one of the Trek Ebikes. It was great but I kept breaking spokes and the motor...
04-08-14, 12:22 PM
Replies: 1
Views: 1,042
Posted By dgk02

My battery slides into the rear rack that came...

My battery slides into the rear rack that came with it, then it locks with a key, but the rack is still held on by only a few screws and could be removed fairly quickly. Even if I could lock the rack...
04-08-14, 12:02 PM
Replies: 21
Views: 2,867
Posted By dgk02

At the end of last summer I bought a $200 front...

At the end of last summer I bought a $200 front wheel Chinese kit (including shipping) that had a 350 watt Q100 motor. I bought a 15ah 36 volt battery (with back rack) from BMSBattery for $375...
09-13-13, 09:16 AM
Replies: 14
Views: 4,520
Posted By dgk02

I'm sure it's a Chinese wheel. But front so no...

I'm sure it's a Chinese wheel. But front so no dish to worry about. I've learned with the Trek to check the tension whenever I wait for the freight elevator. One just broke last week - I carry a few...
09-11-13, 12:56 PM
Replies: 14
Views: 4,520
Posted By dgk02

Ok, I ordered a front kit with a Q100. Should be...

Ok, I ordered a front kit with a Q100. Should be fun putting it together. Thanks for all your help. Hmm. And the help to come.
09-06-13, 07:12 AM
Replies: 14
Views: 4,520
Posted By dgk02

Does a magnet stick to an alloy dropout? I...

Does a magnet stick to an alloy dropout? I checked that. Maybe they do though if there is enough steel in the alloy?
09-04-13, 06:45 PM
Replies: 55
Views: 22,107
Posted By dgk02

So the controller and throttle limit the amps? If...

So the controller and throttle limit the amps? If I don't push it too far it should be ok then. And the motor really isn't that expensive but I'd prefer not to kill it.
09-03-13, 10:36 AM
Replies: 14
Views: 4,520
Posted By dgk02

I have a cheap Schwinn MB that I'm planning on...

I have a cheap Schwinn MB that I'm planning on putting a front hub motor on. It is steel, at least the dropouts are. I think with a fairly low power motor (probably a QT100) and torque arms, it...
09-02-13, 04:08 PM
Replies: 55
Views: 22,107
Posted By dgk02

Would a kit like this be ok:...

Would a kit like this be ok: http://elifebike.com/peng/iview.asp?KeyID=dtpic-2011-43-GR8W.234ME ?

Hall Sensorless 201 24v - so I just get a 36 volt battery and I guess I'd need a different...
09-02-13, 07:21 AM
Replies: 55
Views: 22,107
Posted By dgk02

Ok, so I think a 24v running at 36 works for my...

Ok, so I think a 24v running at 36 works for my little project which is a mountain bike frame that will give me some assist up to 20mph or so. It will usually get recharged after 12 miles and I can...
07-01-13, 06:45 AM
Replies: 13
Views: 1,587
Posted By dgk02

I also read somewhere that having a direct drive...

I also read somewhere that having a direct drive hub motor on the front (as opposed to a geared hub motor) can be very dangerous if it seizes. I'm planning on building a front drive bike but will...
05-09-13, 07:50 AM
Replies: 13
Views: 1,587
Posted By dgk02

My understanding is that you get less power from...

My understanding is that you get less power from a front hub motor because the spacing is narrower so the motor has to be narrower. You also require torque arms because the front fork is not designed...
05-08-13, 09:33 AM
Replies: 48
Views: 5,977
Posted By dgk02

I ride an ebike in NYC, pretty stealthy although...

I ride an ebike in NYC, pretty stealthy although the hub motor is there if anyone looks. Still, I suspect that if I continue to ride reasonably then I won't have any problem. The model law on which...
05-08-13, 09:25 AM
Replies: 55
Views: 22,107
Posted By dgk02

Great thread. I've been looking at GreenBikeKit...

Great thread. I've been looking at GreenBikeKit wondering why things were so cheap - shipping. But still pretty cheap. My major problem is that I would like something between the 15 and 25 mph...
05-08-13, 09:18 AM
Replies: 4
Views: 1,605
Posted By dgk02

Maybe I should add that mine is a Trek Valencia+...

Maybe I should add that mine is a Trek Valencia+ with the BionX integrated, but I think it's still just a plain Gen1 350 wheel.
05-08-13, 07:42 AM
Replies: 4
Views: 1,605
Posted By dgk02

Exclamation Have you broken a BionX rear axle?

I broke my second axle a few weeks back and was wondering if it's something I'm doing or whether other folks manage to break them? I commute around 3000 miles/year on NYC streets and some are a bit...
04-29-13, 12:16 PM
Replies: 30
Views: 2,438
Posted By dgk02

My observation is that there are two kinds of...

My observation is that there are two kinds of folks looking to use ebikes. One is like me, older or otherwise finding that regular biking is a bit too demanding. I find that 30 miles r/t commuting,...
04-26-13, 06:42 AM
Replies: 8
Views: 3,648
Posted By dgk02

That seems awfully cheap. And a 700C wheel for a...

That seems awfully cheap. And a 700C wheel for a mountain bike? This kit (http://www.greenbikekit.com/index.php/36v-250w-gbk-100f-front-driving-e-bike-kit-with-bottle-battery.html)with LiOn battery...
04-22-13, 08:15 AM
Replies: 8
Views: 3,648
Posted By dgk02

How difficult is it to replace the axle? The shop...

How difficult is it to replace the axle? The shop was not enthusiastic about trying it and they know a lot more about it than I do. I would think that they would have some experience doing it if the...
04-22-13, 08:09 AM
Replies: 7
Views: 3,237
Posted By dgk02

Thanks, I'll lower the pressure a bit, looks like...

Thanks, I'll lower the pressure a bit, looks like 90 or so would be better than 100. And I just found that the new tire is filled with slime. Ugh. I probably am guilty of riding on a too large...
04-22-13, 06:47 AM
Replies: 30
Views: 2,438
Posted By dgk02

I mean normal bike paths and roads here in NYC....

I mean normal bike paths and roads here in NYC. What happens when you hit a pothole or some garbage when you hit it on a bike at 30 mph?

But the thing I really dislike about a 50 mph "bike" is...
04-20-13, 09:15 PM
Replies: 8
Views: 3,648
Posted By dgk02

I have a tread in the mechanics forum and that is...

I have a tread in the mechanics forum and that is proving helpful. I think the main problem is that Bionx uses the bend of the axle to determine how much assist to apply, so fixing a broken axle is...
04-20-13, 08:50 PM
Replies: 7
Views: 3,237
Posted By dgk02

I'm 190, the rack carries the battery and...

I'm 190, the rack carries the battery and panniers, nothing too major in the panniers for the most part. Tool kit, pump, rain pants, a magazine or two. Lots of spare gloves and things during the...
04-19-13, 09:24 PM
Replies: 7
Views: 3,237
Posted By dgk02

Hub motor, threaded freewheel, and broken axles

I had to replace a Bionx wheel for the second time in three years due to breaking an axle. My shop says that the problem is that hub motors use a threaded freewheel, not a cassette, and that means...
04-19-13, 01:30 PM
Replies: 30
Views: 2,438
Posted By dgk02

I don't feel safe going much over 20mph on a...

I don't feel safe going much over 20mph on a bike, it just isn't made for it. If someone was going along at 30 on a bike path I'd be screaming at them. No one expects that so it's extra dangerous.
04-19-13, 01:28 PM
Replies: 11
Views: 965
Posted By dgk02

Good that both you and the bird are ok - mostly I...

Good that both you and the bird are ok - mostly I dodge the squirrels.
04-19-13, 01:24 PM
Replies: 8
Views: 3,648
Posted By dgk02

Bionx broken axle - 2nd time - and warranty question

I managed to break the axle on the Bionx on my Trek. That's twice in 3 years. I don't jump curbs and I try to avoid rough road surfaces but I am commuting in NYC and put around 3000 miles a year on...
Forum: Commuting
10-23-12, 11:01 AM
Replies: 51
Views: 2,668
Posted By dgk02

Actually I do carry a spare tube on each bike,...

Actually I do carry a spare tube on each bike, but the discovery of the useless patch kit was still a surprise.
Forum: Commuting
10-23-12, 09:50 AM
Replies: 51
Views: 2,668
Posted By dgk02

Useless patch kit - maybe a warning

I had a very slow leak and decided that a lazy afternoon at home was a good time to fix it. I took off the tire, tube, found the leak. The shiny piece of wire sticking through the tire was a good...
09-17-12, 07:52 AM
Replies: 4
Views: 2,105
Posted By dgk02

Yes, that is the site I meant. Fine site, lots of...

Yes, that is the site I meant. Fine site, lots of interesting stuff there. I'm not sure how the Analyst would fit into a BionX system but it might be fun finding out.
09-16-12, 07:17 PM
Replies: 4
Views: 2,105
Posted By dgk02

Thanks. I have a MagicShine so I have one decent...

Thanks. I have a MagicShine so I have one decent bike light but the one I saw for the BionX kit uses the bike's battery rather than yet another battery. I'm guessing that anything that takes 4 AA...
09-16-12, 04:21 PM
Replies: 4
Views: 2,105
Posted By dgk02

BionX replacement parts? The light?

The front light on my Trek Valencia+ appears to be dead. I thought it was completely dead but it did work once a few weeks back. Then it stopped working again. I cleaned the contacts and there is...
08-20-12, 08:33 AM
Replies: 9
Views: 1,926
Posted By dgk02

What about riding in cold temperatures? I'm...

What about riding in cold temperatures? I'm generally willing to commute down to 20F or so. But I don't store it at those temps and it's usually in use when it is at those temps.
Forum: Commuting
08-17-12, 01:54 PM
Replies: 2
Views: 376
Posted By dgk02

A reasonable assumption but no. I just simply...

A reasonable assumption but no. I just simply forgot about the lock completely until I needed it one day and it wasn't where it should be. Then came the "oh no, I left it outside for two months and...
Forum: Commuting
08-17-12, 01:10 PM
Replies: 2
Views: 376
Posted By dgk02

I did NOT lose my lock! 2 month senior moment

No insult to other seniors but I am 60 so I qualify. Anyway, I normally keep my bike in my office but it has to be out by 5pm. Two months back, I had to stay for a party so I locked the bike to a...
08-17-12, 09:25 AM
Replies: 9
Views: 1,926
Posted By dgk02

I have the Valencia+ and I haven't noticed much...

I have the Valencia+ and I haven't noticed much of a dropoff yet. I do a mostly 25 mile r/t commute and get to charge it at work and home so it never really goes below 50%. I have been wondering how...
08-17-12, 09:16 AM
Replies: 3
Views: 1,009
Posted By dgk02

My Valencia+ was around $2300. Not too bad...

My Valencia+ was around $2300. Not too bad considering that the BionX kit by itself is $1700 or so. Mated to a good bike, 2300 isn't unreasonable.
08-15-12, 08:44 AM
Replies: 52
Views: 5,748
Posted By dgk02

I wheel my bike into my office and plug it in, so...

I wheel my bike into my office and plug it in, so I guess I'm lucky. But my understanding is that is uses almost no electricity. Can you get a KillAWatt meter or something like that to see how much...
Forum: Commuting
07-23-12, 06:22 AM
Replies: 103
Views: 4,931
Posted By dgk02

In NYC we now have a few intersections designed...

In NYC we now have a few intersections designed for bike, cars, and peds, but mostly not. So I prefer to proceed safely through the light rather than be there when it changes to green and all hell...
Forum: Commuting
07-20-12, 01:00 PM
Replies: 8
Views: 439
Posted By dgk02

In Chicago? I was just visiting my brother in...

In Chicago? I was just visiting my brother in Wilmette a few weeks back and can't believe how many bikes and bike paths are around. There must have been over 100 bikes at the train station so at...
Showing results 1 to 50 of 272
 


 
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