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Search: Posts Made By: davidad
Showing results 1 to 50 of 1000
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03-03-21, 01:19 PM
Replies: 31
Views: 524
Posted By davidad

I cup of gasoline vapor is equal to at least a...

I cup of gasoline vapor is equal to at least a stick of dynamite.
03-02-21, 02:19 PM
Replies: 9
Views: 248
Posted By davidad

Best way to do it. you have found out that there...

Best way to do it. you have found out that there is no mystery in building a spoked wheel.
02-28-21, 10:13 PM
Replies: 25
Views: 754
Posted By davidad

I have built a few wheels for 250+ riders and...

I have built a few wheels for 250+ riders and always build with 36 double butted spokes. I have not used triple butted spokes and see no real need for them.
02-28-21, 10:09 PM
Replies: 5
Views: 210
Posted By davidad

Ditto.

Ditto.
02-26-21, 09:05 AM
Replies: 23
Views: 566
Posted By davidad

My mistake. I think you are converting a Campy...

My mistake. I think you are converting a Campy freehub to a Shimano style so you can use their cassettes, right? If so then the came care is required.
02-25-21, 11:38 AM
Replies: 8
Views: 291
Posted By davidad

I adjust the bearings with a 7/16" nut on the...

I adjust the bearings with a 7/16" nut on the drive axle and the QR installed and tightened. I adjust the bearings so that there is a small amount of drag (pre-load) on the bearings. When the QR is...
02-25-21, 11:30 AM
Replies: 23
Views: 566
Posted By davidad

Shimano freehub bodies parts are internal and...

Shimano freehub bodies parts are internal and usually not serviceable. They can be taken apart, but there are no parts except for the bearings available.
02-18-21, 08:12 PM
Replies: 8
Views: 390
Posted By davidad

6903-2NSE Nachi Sealed Bearing 17x30x17 Japan...

6903-2NSE Nachi Sealed Bearing 17x30x17 Japan Ball Bearings 6903 2RS 61903 RS | Rodavictoria USA...
02-18-21, 04:14 PM
Replies: 8
Views: 390
Posted By davidad

These aren't cheap, but very high quality...

These aren't cheap, but very high quality Japanese.
02-18-21, 04:02 PM
Replies: 29
Views: 833
Posted By davidad

Over 20 years ago my wife and I stopped at the...

Over 20 years ago my wife and I stopped at the South Texas nuclear power plant visitors center. They a a bike powered generator and I lit a 60 watt bulb and powered a tv for a few seconds. It was a...
02-18-21, 03:55 PM
Replies: 54
Views: 1,375
Posted By davidad

I retired before my wife also and became her...

I retired before my wife also and became her house-ho!
02-18-21, 03:52 PM
Replies: 54
Views: 1,375
Posted By davidad

As a boilermaker I find engineers to be a pain in...

As a boilermaker I find engineers to be a pain in the butt.
Shimano at one time that the pullies should be verticle when the chain is on the big ring and small cog.
02-18-21, 03:48 PM
Replies: 17
Views: 511
Posted By davidad

Paranoia. After a few centuries creep may be a...

Paranoia. After a few centuries creep may be a problem.
02-17-21, 01:45 PM
Replies: 11
Views: 433
Posted By davidad

They are the same. I wouldn't change it on the...

They are the same. I wouldn't change it on the principle of if it ain't broke don't fix it.
02-11-21, 04:02 PM
Replies: 12
Views: 592
Posted By davidad

I have had the problem and found that cleaning...

I have had the problem and found that cleaning the guide once in a while solves the problem.
02-11-21, 03:58 PM
Replies: 14
Views: 390
Posted By davidad

Spokes can be bent quite a bit when building or...

Spokes can be bent quite a bit when building or repairing a wheel as long as you don't kink it.
I use a tensiometer when I build or repair a wheel. It takes the guess work out of the equation.
02-05-21, 07:27 PM
Replies: 25
Views: 956
Posted By davidad

WE had an idiot engineer order 2" stainless pipe...

WE had an idiot engineer order 2" stainless pipe and threaded fittings for a job at the power house. Trying to thread it was a nightmare because of galling. WE we got enough of it to screw together...
02-03-21, 10:13 AM
Replies: 12
Views: 502
Posted By davidad

A pair of Fox wedges could be used to open up the...

A pair of Fox wedges could be used to open up the drop-out.
02-01-21, 11:12 AM
Replies: 33
Views: 1,718
Posted By davidad

I didn't say anything about his Trek bikes I said...

I didn't say anything about his Trek bikes I said the info was in his Book. Absolutely.
02-01-21, 10:41 AM
Replies: 33
Views: 1,718
Posted By davidad

Absolutely? Buy Lemond's book and see how he...

Absolutely? Buy Lemond's book and see how he absolutely sizes a frame. Adjustments need to be made because of the new and improved sloped top tube frames.
01-31-21, 09:14 AM
Replies: 33
Views: 1,718
Posted By davidad

Start out with a measurement of you leg length....

Start out with a measurement of you leg length. From your crotch to the floor in your bare feet. 68% of that number should give you a good start for your frame size measured from the center of the...
01-30-21, 01:18 PM
Replies: 76
Views: 3,030
Posted By davidad

Carpet tape is double sided so it is under the...

Carpet tape is double sided so it is under the bar tape out of sight.
01-28-21, 12:43 PM
Replies: 5
Views: 297
Posted By davidad

How to Remove a Vuelta Freewheel Hub & Cassette -...

How to Remove a Vuelta Freewheel Hub & Cassette - Bicycle Repair - YouTube
01-26-21, 06:00 PM
Replies: 76
Views: 3,030
Posted By davidad

It holds the handle bar tape in place until I am...

It holds the handle bar tape in place until I am finished. I then cut the excess flush with the bar end and install the plugs. I don't have fancy ones I use old fashion rubber ones.
Similar to...
01-26-21, 04:39 PM
Replies: 76
Views: 3,030
Posted By davidad

I wrap from the bottom up as per the Park method.

I wrap from the bottom up as per the Park method.
01-26-21, 04:37 PM
Replies: 49
Views: 1,184
Posted By davidad

This one can be ordered with 130mm spacing and it...

This one can be ordered with 130mm spacing and it shouldn't be hard to add 2mm washer to each side for a 134mm fit.
01-26-21, 04:18 PM
Replies: 76
Views: 3,030
Posted By davidad

I use carpet tape to hold the end until the bar...

I use carpet tape to hold the end until the bar is wrapped. I then cut it square and use this type of plug. Problem solved.

Amazon.com : Domain Cycling Aluminum Bike Handlebar Bar End Plugs,...
01-25-21, 01:56 PM
Replies: 49
Views: 1,184
Posted By davidad

You needed a single speed hub for that setup. The...

You needed a single speed hub for that setup. The tension for the NDS in your setup is now about 110kG and let the DS fall where it may.
01-25-21, 08:52 AM
Replies: 23
Views: 739
Posted By davidad

Pretty much ditto.

Pretty much ditto.
01-23-21, 03:57 PM
Replies: 49
Views: 1,184
Posted By davidad

I would go for 110 to 130kG on the drive side and...

I would go for 110 to 130kG on the drive side and let the NDS fall where it may. I try for .5 mm radial run-out and the same or less on the lateral.
One mm is .0394 inches and a small amount that...
01-23-21, 03:47 PM
Replies: 6
Views: 335
Posted By davidad

pardo.net/bike/pic/mobi/b.bottom-bracket-standards...

pardo.net/bike/pic/mobi/b.bottom-bracket-standards.html (http://pardo.net/bike/pic/mobi/b.bottom-bracket-standards.html)
01-22-21, 05:17 PM
Replies: 19
Views: 758
Posted By davidad

It doesn't mater. The tolerances for the balls is...

It doesn't mater. The tolerances for the balls is too small to make a difference.
01-20-21, 12:24 PM
Replies: 19
Views: 758
Posted By davidad

If the bearings have their original finish they a...

If the bearings have their original finish they a good to reuse.
01-18-21, 01:37 PM
Replies: 10
Views: 546
Posted By davidad

Stuck Handlebar Stem by Jobst Brandt...

Stuck Handlebar Stem by Jobst Brandt (sheldonbrown.com) (https://www.sheldonbrown.com/brandt/stuck-stem.html)
01-18-21, 01:32 PM
Replies: 32
Views: 1,543
Posted By davidad

You are lucky that she is happy with her new...

You are lucky that she is happy with her new surroundings. My mother hated hers when dementia took her mind. My wife's mother was happy in her room and made the best of it.
When we moved into our...
01-18-21, 01:22 PM
Replies: 8
Views: 360
Posted By davidad

Ditto!

Ditto!
01-18-21, 01:20 PM
Replies: 24
Views: 803
Posted By davidad

Replace the aluminum with brass. Even if they...

Replace the aluminum with brass. Even if they don't quite reach the head they will hold up. Anecdotally the first wheel I built had a few of the threads of the spokes showing. The wheel was laced to...
01-15-21, 02:02 PM
Replies: 11
Views: 396
Posted By davidad

If the bearings have their original finish they...

If the bearings have their original finish they are good to go. Any automotive grease is perfect for our use. A bike wheel spinning at 350 rpm is traveling at about 27mph. Not much strain on bearings...
01-08-21, 09:35 AM
Replies: 22
Views: 6,249
Posted By davidad

Some years back a friend had two Trek wheelset...

Some years back a friend had two Trek wheelset and they used formula hubs. One set was cup and cone and the other was radial bearings.
01-08-21, 09:32 AM
Replies: 10
Views: 446
Posted By davidad

I would lower the tension on the high ones to...

I would lower the tension on the high ones to 110kG and use the NDS spokes to bring it to lateral true. If this doesn't work detension the wheel and start from scratch, first truing radially and as...
01-06-21, 12:02 PM
Replies: 48
Views: 1,407
Posted By davidad

It won't work. The tube needs to be cleaned,...

It won't work. The tube needs to be cleaned, either chemically or with sand paper to remove the mold release compound on the rubber.
01-05-21, 01:59 PM
Replies: 22
Views: 1,281
Posted By davidad

Throw that checker into the recycle bin. If you...

Throw that checker into the recycle bin. If you want to use a checker instead of a ruler buy the Pedros' or the new Park that is a copy of the Pedros. Amazon.com : Chain Checker Plus II, Black :...
01-04-21, 11:07 AM
Replies: 27
Views: 748
Posted By davidad

On my road I have a triple with a medium cage...

On my road I have a triple with a medium cage der. and have used a 30t cog. I have indexed down tube shifters.
01-04-21, 10:52 AM
Replies: 34
Views: 910
Posted By davidad

Chainsaw bar oil diluted with mineral spirits.

Chainsaw bar oil diluted with mineral spirits.
01-04-21, 10:50 AM
Replies: 27
Views: 748
Posted By davidad

Either will work well. The longer cage will allow...

Either will work well. The longer cage will allow for a larger cog.
01-02-21, 04:26 PM
Replies: 16
Views: 1,726
Posted By davidad

I didn't say a thing about a new bike. If I said...

I didn't say a thing about a new bike. If I said torqued then properly is assumed. This is for a crank that has been removed and installed. I am sorry, but I tend to follow Brandt because he is an...
12-31-20, 04:29 PM
Replies: 11
Views: 620
Posted By davidad

My bad. These are top quality platforms . MKS...

My bad. These are top quality platforms . MKS Sylvan Track Pedals | City Grounds...
12-31-20, 04:23 PM
Replies: 16
Views: 1,726
Posted By davidad

An old wives tale. Once the crank is torqued it...

An old wives tale. Once the crank is torqued it should not be tightened again. Installing Cranks by Jobst Brandt (sheldonbrown.com) (https://www.sheldonbrown.com/brandt/installing-cranks.html)
12-31-20, 02:59 PM
Replies: 11
Views: 620
Posted By davidad

Long lasting, serviceable, and inexpensive what...

Long lasting, serviceable, and inexpensive what more could you ask for.
Shimano M520 SPD Pedals | Merlin Cycles...
12-30-20, 01:22 PM
Replies: 12
Views: 479
Posted By davidad

If you don't have a alignment tool you can...

If you don't have a alignment tool you can substitute a spare rear wheel. Remove the der. and thread the rear wheel into the hanger (they both usually have 10mm threads). You can use the wheel to...
Showing results 1 to 50 of 1000
 


 
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