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Search: Posts Made By: davidad
Showing results 1 to 50 of 121
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06-04-22, 08:45 AM
Replies: 2
Views: 100
Posted By davidad

Unloaded spin test means nothing unless noise or...

Unloaded spin test means nothing unless noise or grittiness is felt.
05-19-22, 12:23 PM
Replies: 13
Views: 285
Posted By davidad

You can remove the seals and relube. If they are...

You can remove the seals and relube. If they are making noise under load replace them with a high-quality radial bearing.
05-19-22, 12:18 PM
Replies: 16
Views: 327
Posted By davidad

I have the greenish shimano grease I bought on...

I have the greenish shimano grease I bought on sale years ago. I pull the pedals every 5k miles and remove the cartridge, fill the body with grease and reinstall the cartridge forcing out the old...
04-29-22, 12:41 PM
Replies: 27
Views: 706
Posted By davidad

It holds the brake pads against the rim for...

It holds the brake pads against the rim for adjustment.
04-25-22, 02:02 PM
Replies: 23
Views: 693
Posted By davidad

I use a chainsaw bar oil unscented mineral...

I use a chainsaw bar oil unscented mineral spirits mix that holds up well including the wet. I remove the chain and clean it then put it back on and lube the chain. Ride 800 miles and repeat.
12-03-21, 07:28 PM
Replies: 34
Views: 1,038
Posted By davidad

The 6000 series bearings re more than adequate...

The 6000 series bearings re more than adequate for our uses. They are designed for high-speed electric motors. A friend who has older Trek wheels with Taiwanese hubs that use 6000 series bearings...
11-23-21, 02:02 PM
Replies: 7
Views: 504
Posted By davidad

With a new chain and used cassette if the chain...

With a new chain and used cassette if the chain doesn't skip under load you are good to go.
11-21-21, 01:00 PM
Replies: 26
Views: 1,014
Posted By davidad

At 260 pounds engine and 25 pounds bike weight...

At 260 pounds engine and 25 pounds bike weight you need at least 36 double butted spokes.
10-20-21, 10:41 AM
Replies: 51
Views: 2,369
Posted By davidad

Ceramic bearings are not overkill on a turbo...

Ceramic bearings are not overkill on a turbo charger turning 150k rpm. They are a little silly on a wheel turning 350rpm or a BB turning 90 rpm.
09-27-21, 11:01 AM
Replies: 6
Views: 345
Posted By davidad

If it is a 9speed Durace BB it is serviceable, if...

If it is a 9speed Durace BB it is serviceable, if it is a sealed cartridge just replace it.
09-01-21, 11:30 AM
Replies: 15
Views: 1,334
Posted By davidad

For our use sintered bronze bushings would work....

For our use sintered bronze bushings would work. At 30mph bike wheels turn at about 350 rpm.
07-28-21, 08:51 AM
Replies: 8
Views: 395
Posted By davidad

It's not brinelling, it is caused by fretting....

It's not brinelling, it is caused by fretting. "Indexed Steering" by Jobst Brandt (sheldonbrown.com) (https://www.sheldonbrown.com/brandt/indexed-steering.html)
Replace the bearings.
06-27-21, 04:16 PM
Replies: 6
Views: 734
Posted By davidad

Ideal Tire Pressure - Google Sheets...

Ideal Tire Pressure - Google Sheets (https://docs.google.com/spreadsheets/d/15nT3Q2Cnk6-2HbRSpPngFEoR5QnLTQZdlzofzC_mLTY/edit#gid=0)
06-27-21, 04:11 PM
Replies: 3
Views: 319
Posted By davidad

Wheels Manufacturing Hub Axles (wheelsmfg.com)...

Wheels Manufacturing Hub Axles (wheelsmfg.com) (https://wheelsmfg.com/products/hub-parts/all-axles.html)
06-13-21, 12:34 PM
Replies: 17
Views: 553
Posted By davidad

Please stop calling it a dork disc.

Please stop calling it a dork disc.
06-07-21, 09:15 AM
06-05-21, 10:32 AM
Replies: 21
Views: 989
Posted By davidad

I replace the rear with the front and put the new...

I replace the rear with the front and put the new tire on front. Tread pattern is useless on a bike tire because of the canoe shaped footprint.
05-31-21, 01:06 PM
Replies: 11
Views: 855
Posted By davidad

Grandpa you are now number one to her!

Grandpa you are now number one to her!
05-27-21, 10:41 PM
Replies: 124
Views: 8,919
Posted By davidad

People who have seizures aren't allowed to drive....

People who have seizures aren't allowed to drive. When you are riding west in the late afternoon do you keep your eyes closed because of the sun?
Oops rule number 2.
05-23-21, 09:57 PM
Replies: 12
Views: 891
Posted By davidad

Two layers of duct tape is over kill, but it will...

Two layers of duct tape is over kill, but it will work.
05-17-21, 01:07 PM
Replies: 12
Views: 1,311
Posted By davidad

Amazon.com : Kool Stop Bicycle Bike TIRE Bead...

Amazon.com : Kool Stop Bicycle Bike TIRE Bead Jack Lever Tool New : Sports & Outdoors...
05-10-21, 12:12 PM
Replies: 11
Views: 1,168
Posted By davidad

Gotta love the bike business for high grade BS.

Gotta love the bike business for high grade BS.
05-10-21, 12:09 PM
Replies: 13
Views: 659
Posted By davidad

Once I have built up a wheel and brought it to...

Once I have built up a wheel and brought it to proper tension I use the NDS spokes on the rear to center the rim. Lower spoke count wheels require a lot more tension to make up for the fewer spokes...
05-10-21, 11:46 AM
Replies: 10
Views: 904
Posted By davidad

Are you trying to save a half an ounce? Why?

Are you trying to save a half an ounce? Why?
05-02-21, 02:22 PM
Replies: 54
Views: 21,405
Posted By davidad

I have a 230 pound friend who had an Aluminum...

I have a 230 pound friend who had an Aluminum frame crack at the seat tube-bottom bracket junction. I think he had a little over 3 years and 30k miles on it. It was replaced under the 5 year factory...
04-27-21, 11:27 AM
Replies: 14
Views: 711
Posted By davidad

When I build a wheel I start by setting the...

When I build a wheel I start by setting the nipples at the same depth, then getting the radial runout true. As the tension begins to rise I make minor adjustments to the lateral runout still...
04-25-21, 12:16 PM
Replies: 5
Views: 429
Posted By davidad

You can use the coarse side of a whet stone to...

You can use the coarse side of a whet stone to grind the hardened steel. You need to take i slow and check the result often.
04-19-21, 03:18 PM
Replies: 45
Views: 1,744
Posted By davidad

If they undergo a loss of strain then they get...

If they undergo a loss of strain then they get shorter. The high tension lengthens the spokes.
04-12-21, 08:35 AM
Replies: 19
Views: 1,764
Posted By davidad

I have this one. 2 L Industry Heated Ultrasonic...

I have this one. 2 L Industry Heated Ultrasonic Cleaners Cleaning Equipment Heater W/ti – Vevor US...
04-06-21, 12:03 PM
Replies: 30
Views: 1,644
Posted By davidad

Make sure the tool is threaded in until it...

Make sure the tool is threaded in until it bottoms out. It will take a fair amount of force to get the crank to move. I use a 12" adjustable wrench to remove mine.
04-06-21, 11:57 AM
Replies: 35
Views: 2,825
Posted By davidad

Inexpensive and reliable.

Inexpensive and reliable.
03-02-21, 02:19 PM
Replies: 9
Views: 447
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.
02-17-21, 01:45 PM
Replies: 11
Views: 3,147
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: 804
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.
02-01-21, 11:12 AM
Replies: 36
Views: 5,249
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.
01-31-21, 09:14 AM
Replies: 36
Views: 5,249
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...
01-22-21, 05:17 PM
Replies: 19
Views: 1,508
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.
01-18-21, 01:37 PM
Replies: 10
Views: 969
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: 2,094
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, 01:20 PM
Replies: 24
Views: 2,290
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...
01-05-21, 01:59 PM
Replies: 22
Views: 2,648
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, 10:52 AM
Replies: 34
Views: 1,489
Posted By davidad

Chainsaw bar oil diluted with mineral spirits.

Chainsaw bar oil diluted with mineral spirits.
12-27-20, 10:42 PM
Replies: 190
Views: 10,452
Posted By davidad

Be surre to replace the cap or the tip of the...

Be surre to replace the cap or the tip of the valve may fret a new hole into the tube. Don't ask me how I know that.
12-25-20, 10:39 AM
Replies: 36
Views: 5,363
Posted By davidad

Sanyo/Panasonic NCR18650GA Protected 3500mAh...

Sanyo/Panasonic NCR18650GA Protected 3500mAh (mtnelectronics.com) (https://www.mtnelectronics.com/index.php?route=product/product&path=59_88&product_id=289) This is the highest mAh battery that I...
12-24-20, 11:09 AM
Replies: 37
Views: 4,749
Posted By davidad

Shimmy or Speed Wobble by Jobst Brandt...

Shimmy or Speed Wobble by Jobst Brandt (sheldonbrown.com) (https://www.sheldonbrown.com/brandt/shimmy.html)
12-21-20, 11:27 PM
Replies: 30
Views: 2,457
Posted By davidad

As an adult I started riding in 1990 at the age...

As an adult I started riding in 1990 at the age of 47. I began working on my bikes almost from day one. I bought a Huffy mountain bike from K-mart and was surprised at the price. Boy was I in for a...
12-21-20, 12:11 AM
Replies: 10
Views: 897
Posted By davidad

My bad. I'm old and not a computer nerd. My wife...

My bad. I'm old and not a computer nerd. My wife is the IT in an old boilermaker's house.

Try this. The Bicycle Wheel | Jobst Brandt | download (b-ok.cc) (https://b-ok.cc/book/609435/c32bb1)
12-14-20, 02:33 PM
Replies: 15
Views: 748
Posted By davidad

Put new rim tape and ride. I had the same type of...

Put new rim tape and ride. I had the same type of thing happen with a roofing nail after Hurricane Ike. Roofing contractors dropped nails from removed shingles on the way to the dump.
12-09-20, 04:56 PM
Replies: 141
Views: 10,305
Posted By davidad

25 or so years ago I bought the Rohloff chain...

25 or so years ago I bought the Rohloff chain checker. Later I found out that I could go at least 1000 more miles on the chain when I used a tape measure to check my chains instead of the Rohloff. I...
12-07-20, 01:06 PM
Replies: 21
Views: 946
Posted By davidad

The tapers should be greased and a torque wrench...

The tapers should be greased and a torque wrench used. Installing Cranks by Jobst Brandt (sheldonbrown.com) (https://www.sheldonbrown.com/brandt/installing-cranks.html)
Showing results 1 to 50 of 121
 


 
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