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Search: Posts Made By: davidad
Forum: Bicycle Mechanics 05-27-17, 08:20 PM
Replies: 108
Views: 2,037
Posted By davidad
It is time for an obit and a funeral for this...

It is time for an obit and a funeral for this topic. RIP.
Forum: Bicycle Mechanics 05-26-17, 04:37 PM
Replies: 25
Views: 305
Posted By davidad
They may not have stress relieved the wheel....

They may not have stress relieved the wheel. Squeeze parallel spokes on either side of the wheel.
Forum: Bicycle Mechanics 05-26-17, 03:53 PM
Replies: 10
Views: 297
Posted By davidad
I build with 32 or 36 spokes and shoot for 100 to...

I build with 32 or 36 spokes and shoot for 100 to 110k tension front and rear drive side. With fewer spokes I would go with more tension. 120 to 130 for your setup.
A friend has Trek Rolfs and back...
Forum: Bicycle Mechanics 05-26-17, 03:40 PM
Replies: 108
Views: 2,037
Posted By davidad
I just put an old style QR through a bare axle...

I just put an old style QR through a bare axle and it did not bend. It shortens due to compression and changes the bearing clearance.
Forum: Bicycle Mechanics 05-25-17, 11:05 PM
Replies: 63
Views: 1,576
Posted By davidad
When I grow up I wanna be 20 and stupid, cause 74...

When I grow up I wanna be 20 and stupid, cause 74 and stupid sucks!
Forum: Bicycle Mechanics 05-25-17, 03:52 PM
Replies: 63
Views: 1,576
Posted By davidad
The main product that bike manufacturers sell is...

The main product that bike manufacturers sell is BS. The most important component of the bike is the motor. Mine is 74 and rusty.
Forum: Bicycle Mechanics 05-25-17, 03:49 PM
Replies: 16
Views: 301
Posted By davidad
In the refinery we found that one drop of...

In the refinery we found that one drop of anti-seize would cover the world.
I find that grease is fine for bike use.
Forum: Bicycle Mechanics 05-24-17, 09:20 PM
Replies: 31
Views: 900
Posted By davidad
My understanding is that oversized axles don't...

My understanding is that oversized axles don't need the play in the final adjustment.
This is from Park, Adjust bearings using cone wrenches on left side. Adjust hub bearings in small increments so...
Forum: Bicycle Mechanics 05-24-17, 09:15 PM
Replies: 31
Views: 900
Posted By davidad
The nonsense comes from those crazy engineers.

The nonsense comes from those crazy engineers.
Forum: Bicycle Mechanics 05-24-17, 09:11 PM
Replies: 108
Views: 2,037
Posted By davidad
When I adjust the bearings on my shimano hubs I...

When I adjust the bearings on my shimano hubs I put the QR through a 7/16" nut on the right side of the hub and close it. I then make the final adjustments to the bearings so that there is a slight...
Forum: Bicycle Mechanics 05-23-17, 04:05 PM
Replies: 35
Views: 653
Posted By davidad
I bought a VAR years ago and it is a handy tool...

I bought a VAR years ago and it is a handy tool when you need it.
Before I bought the tool I used a spare back wheel that I knew was true and screwed the axle into the hanger bolt hole. Using the...
Forum: Bicycle Mechanics 05-22-17, 02:17 PM
Replies: 66
Views: 1,427
Posted By davidad
I quit cooking my chain in a Fry Daddy 20 years...

I quit cooking my chain in a Fry Daddy 20 years ago. It had to be recooked about every 300 miles or when it rained. When the black wear particles came to the outside of the chain it became black.
I...
Forum: Bicycle Mechanics 05-22-17, 10:16 AM
Replies: 31
Views: 900
Posted By davidad
The only problem is that a little play at the rim...

The only problem is that a little play at the rim means the bearings have no preload and wear quicker.


Wheel Bearing adjustment by Jobst Brandt...
Forum: Bicycle Mechanics 05-20-17, 12:09 PM
Replies: 30
Views: 761
Posted By davidad
Keep it below 1200 degrees. Better yet if there...

Keep it below 1200 degrees. Better yet if there is a machine shop in your area they may have a sand blasting booth for this job.
Forum: Bicycle Mechanics 05-19-17, 10:37 PM
Replies: 31
Views: 900
Posted By davidad
When the QR is open there should be a small...

When the QR is open there should be a small amount in the bearings. There should be a small amount of preload after the QR is closed.
Forum: Bicycle Mechanics 05-17-17, 11:11 AM
Replies: 10
Views: 225
Posted By davidad
Lubriplate emb grease. I buy it buy the 14oz....

Lubriplate emb grease. I buy it buy the 14oz. tube.
Forum: Bicycle Mechanics 05-16-17, 03:17 PM
Replies: 19
Views: 453
Posted By davidad
shimano does not use radial bearings in their...

shimano does not use radial bearings in their hubs.
Forum: Bicycle Mechanics 05-15-17, 04:03 PM
Replies: 24
Views: 489
Posted By davidad
The shimano compatible tools should work for the...

The shimano compatible tools should work for the cassette lock nut.
Forum: Bicycle Mechanics 05-15-17, 04:01 PM
Replies: 19
Views: 453
Posted By davidad
If you look at the picture the bearing is a 6000...

If you look at the picture the bearing is a 6000 2RS and is a radial bearing.


A friend has an older Power Tap hub that uses loose angular and radial bearings. There doesn't seem to be a lot of...
Forum: Bicycle Mechanics 05-11-17, 08:59 PM
Replies: 35
Views: 769
Posted By davidad
Chain care, wear and skipping by Jobst Brandt...

Chain care, wear and skipping by Jobst Brandt (http://www.sheldonbrown.com/brandt/chain-care.html)
Forum: Bicycle Mechanics 05-11-17, 08:58 PM
Replies: 35
Views: 769
Posted By davidad
Ditto! I clean mine every 800 to 900 miles....

Ditto! I clean mine every 800 to 900 miles. Chains last over 14k miles because of the ultrasonic cleaner.
Forum: Bicycle Mechanics 05-10-17, 12:09 PM
Replies: 5
Views: 192
Posted By davidad
I use a piece of 1/32" rubber gasket material...

I use a piece of 1/32" rubber gasket material meant for pipe flanges. I superglue it in and cover it with duct tape. I put a booted tire on the rear even though I have not had one fail.
Forum: Bicycle Mechanics 05-09-17, 04:55 PM
Replies: 11
Views: 294
Posted By davidad
I always put the new tire on front and when the...

I always put the new tire on front and when the rear wears out the front goes on the back.
Forum: Bicycle Mechanics 05-08-17, 12:25 PM
Replies: 15
Views: 502
Posted By davidad
In reality they are just dust seals. To keep...

In reality they are just dust seals. To keep liquid out you need a labyrinth seal as in heavy machinery.
Forum: Bicycle Mechanics 05-08-17, 12:18 PM
Replies: 80
Views: 1,717
Posted By davidad
False it's not Stronger and it's not Stiffer....

False it's not Stronger and it's not Stiffer. Stiffness is the glad or egg analogy. Strength is resistance to yield. Yield is amount something can bend until it is deformed and weakened. Problem is...
Showing results 1 to 25 of 500

 
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