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Search: Posts Made By: Andrew R Stewart
Showing results 1 to 50 of 1000
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05-27-22, 11:02 AM
Replies: 5
Views: 109
Posted By Andrew R Stewart

SunTour was bought out a number of years ago and...

SunTour was bought out a number of years ago and their "new" product like became Shimano compatible. IIRC your freewheel can be removed with the common Shimano UG tool (a splined one). That two...
05-27-22, 08:07 AM
Replies: 3
Views: 87
Posted By Andrew R Stewart

Given the amount of heavy rust on the chain I'll...

Given the amount of heavy rust on the chain I'll bet a beer that the freewheel's insides are also well rusted. And that's a "good" reason why metal rolling on metal sounds so bad. As long as the...
05-27-22, 07:56 AM
Replies: 11
Views: 144
Posted By Andrew R Stewart

A fraying apart cable can certainly jam up the...

A fraying apart cable can certainly jam up the shifter spool's movement as well as hinder the cable's movement through the pathway from the spool to the housing. Many shops (and Shimano) suggest...
05-26-22, 12:28 PM
Replies: 38
Views: 521
Posted By Andrew R Stewart

To further drive the point of shifting technique...

To further drive the point of shifting technique being important is that the number of damaged chains and ring increased dramatically after lift pinned and ramped rings came onto the market. Why?...
05-26-22, 10:35 AM
Replies: 38
Views: 521
Posted By Andrew R Stewart

To address the tangent on broken chains and bent...

To address the tangent on broken chains and bent rings- These issues are nearly always from the rider not soft pedaling during front shifting. The chain sees massive twisting/prying apart forces when...
05-26-22, 07:45 AM
Replies: 8
Views: 153
Posted By Andrew R Stewart

My eyes see a non round stay cross sectional...

My eyes see a non round stay cross sectional shape. Remember that carbon is a poor material when a compressive force is applied. MY initial thought was the same, use a clamp on stop (and one can be...
05-26-22, 07:42 AM
Replies: 19
Views: 214
Posted By Andrew R Stewart

My answer is sort of a non answer. Plugs work...

My answer is sort of a non answer. Plugs work well till they don't. Assume you can tide a plugged tire till it leaks from the plug again. Andy
05-26-22, 07:40 AM
Replies: 38
Views: 521
Posted By Andrew R Stewart

+1! This talk about stuff not being able to...

+1! This talk about stuff not being able to handle a rider's power is, IMO, rubbish. If installed well and if not abused even base level parts work pretty darn well. Maybe not a light weight or with...
05-25-22, 08:51 PM
Replies: 38
Views: 521
Posted By Andrew R Stewart

Without our doing the test riding and work how...

Without our doing the test riding and work how can we tell you what your bike has going on. We can tell you about out other experiences but none that ate definitely what your bike is doing.
...
05-25-22, 08:42 PM
Replies: 11
Views: 167
Posted By Andrew R Stewart

If you have the OEM axle still you cam measure...

If you have the OEM axle still you cam measure the RH end and how long it is from the bearing track. Also how far the axle end is from the center spot between the two bearing tracks. Subtract the 4mm...
05-25-22, 07:33 PM
Replies: 11
Views: 167
Posted By Andrew R Stewart

Make sure that the crank spider tabs don't...

Make sure that the crank spider tabs don't contact the stay. Depending on various aspects/shapes the OEM inner ring's teeth might not be to closest part to the stay. Andy
05-25-22, 07:30 PM
Replies: 21
Views: 380
Posted By Andrew R Stewart

I purposely tried to avoid any social or...

I purposely tried to avoid any social or political reference in my earlier reply. Of course they can and do impact our decision making. Sometimes from well meaning motivations and sometimes from...
05-25-22, 07:23 PM
Replies: 11
Views: 167
Posted By Andrew R Stewart

Maybe. Depends on how the current axle is...

Maybe. Depends on how the current axle is dimensioned and how the replacement is. If the old axle is symmetrical and the replacement is also than the new axle will need to be 8mm shorter. But not all...
05-25-22, 07:12 PM
Replies: 8
Views: 153
Posted By Andrew R Stewart

If one is handy with files and such...

If one is handy with files and such making/forming a cable stop wouldn't be hard. And one could increase the stay contact area to increase the joint strength. Small Parts - Cable Stops...
05-25-22, 06:50 AM
Replies: 10
Views: 158
Posted By Andrew R Stewart

First I doubt that their drive side bearing is...

First I doubt that their drive side bearing is pressed in the shell for that bike/era. Second some Crescents have used non English threading so do your homework before trying to loosen yours (pick...
05-25-22, 06:44 AM
Replies: 8
Views: 218
Posted By Andrew R Stewart

10 months is fairly short a time for rubber...

10 months is fairly short a time for rubber cracks to show but these tires might have been made a year before (their life didn't start at the time you bought them) and they are a performance product....
05-24-22, 08:37 PM
Replies: 12
Views: 284
Posted By Andrew R Stewart

I would agree with having an experienced eye take...

I would agree with having an experienced eye take a look at her bike. If the frame is not damaged and the other parts (bars, wheels, cranks) are good then by all means service the bike and ride it...
05-24-22, 06:26 PM
Replies: 21
Views: 380
Posted By Andrew R Stewart

R_l- Ther are many of us, but likely not enough,...

R_l- Ther are many of us, but likely not enough, to profit from the effort to produce a replica/aftermarket replacement. I figure I have about 5+ years of X cleats stashed away. Too bad I walk off...
Forum: Framebuilders
05-24-22, 09:19 AM
Replies: 14
Views: 237
Posted By Andrew R Stewart

Here's the last bent ring I did, also the first:)...

Here's the last bent ring I did, also the first:) Don't think a bash guard would have made any difference. Andy...
05-24-22, 09:07 AM
Replies: 5
Views: 225
Posted By Andrew R Stewart

Yes, knowing what one is really measuring/gaging...

Yes, knowing what one is really measuring/gaging is an important aspect of understanding the whole picture. The string test assumes that one's rear wheel is also dished on center between the axle...
05-24-22, 08:54 AM
Replies: 7
Views: 159
Posted By Andrew R Stewart

I'm no DT hub expert (and haven't worked in a...

I'm no DT hub expert (and haven't worked in a tandem shop for 12 years) so my reply might not hold water.

It seems that the brake's backing plate (the part that holds the shoes and has the...
05-24-22, 08:35 AM
Replies: 7
Views: 177
Posted By Andrew R Stewart

solveg- Thanks for the greater insight. I have a...

solveg- Thanks for the greater insight. I have a friend (we were an "item" back in 1980) who contracted a severe case of Lyme disease and didn't find help for years. She's now sort of recovered but...
05-23-22, 08:39 PM
Replies: 6
Views: 185
Posted By Andrew R Stewart

I would talk to some painters about the frame...

I would talk to some painters about the frame surface condition after wet blasting, if that's the goal, to strip paint and repaint.

I certainly agree that sandblasting (dry) off paint, powder...
Forum: Framebuilders
05-23-22, 08:14 PM
Replies: 14
Views: 237
Posted By Andrew R Stewart

Sure there are hobby people w/ CNC stuff,...

Sure there are hobby people w/ CNC stuff, although a one off can be easier to make on a manual machine often:) The Home Shop Machinist & Machinist's Workshop Magazine's BBS...
Forum: Framebuilders
05-23-22, 08:05 PM
Replies: 30
Views: 3,275
Posted By Andrew R Stewart

Thanks for the follow up. Andy

Thanks for the follow up. Andy
05-23-22, 07:57 PM
Replies: 5
Views: 177
Posted By Andrew R Stewart

A cone wrench (IIRC 13mm) will fit these pulley...

A cone wrench (IIRC 13mm) will fit these pulley cones. Like some low cost front hubs, the cone/bearing preload is held by the cage bolts (axle nuts in the hub example). So some trial and try again is...
05-23-22, 07:49 PM
Replies: 7
Views: 159
Posted By Andrew R Stewart

And "machine" is a nice way of saying "drill"....

And "machine" is a nice way of saying "drill". Andy
05-23-22, 07:47 PM
Replies: 5
Views: 225
Posted By Andrew R Stewart

This might be better posted to the frame builders...

This might be better posted to the frame builders forum...

All I see are drop outs that might not be parallel with each other. Their faces might be well centered WRT the main triangle, but we...
05-23-22, 07:41 PM
Replies: 6
Views: 167
Posted By Andrew R Stewart

We are seeing far more chain/teeth wear per mile...

We are seeing far more chain/teeth wear per mile on the E bikes we have sold and serviced, compared to a bio motor bike. I would agree with the other's suggestions till shown different, they pretty...
05-23-22, 07:25 PM
Replies: 7
Views: 177
Posted By Andrew R Stewart

Stem- We fit quite a few of these types of stem...

Stem- We fit quite a few of these types of stem adaptors each year. They work well if the rider isn't a hammer head that is going for big air all the time. Actually the majority of the brands we sell...
05-23-22, 06:44 PM
Replies: 6
Views: 185
Posted By Andrew R Stewart

I would think that power washers that are...

I would think that power washers that are designed for clean water would not like an abrasive running through them.

I am curious about the rest of the story that hasn't been said. Why post a...
05-23-22, 06:36 PM
Replies: 7
Views: 373
Posted By Andrew R Stewart

Thanks for the continued follow ups. Those marks...

Thanks for the continued follow ups. Those marks on the FH body are deeper and worse than I thought. My earlier "passing" comment about sloppy bearings or rocking about now seems more likely. Please...
05-23-22, 07:19 AM
Replies: 14
Views: 224
Posted By Andrew R Stewart

One can always slightly grind the pads' upper...

One can always slightly grind the pads' upper edges to a bevel to further avoid the tire. Andy
05-22-22, 08:20 PM
Replies: 2
Views: 102
Posted By Andrew R Stewart

This tooth shaping was called "W Cut". An early...

This tooth shaping was called "W Cut". An early attempt to reduce the front shifting effort.

When a chain is told to move to another cog/ring it has to be able to lift up off the current teeth...
Forum: Framebuilders
05-22-22, 08:00 PM
Replies: 11
Views: 323
Posted By Andrew R Stewart

IIRC Fuji has changed owners over the years. Let...

IIRC Fuji has changed owners over the years. Let us know how it goes if you do ask for a warranty coverage.

I do agree with the mentioned issues with a repair. There's a reason why many Al frames...
05-22-22, 06:41 PM
Replies: 23
Views: 424
Posted By Andrew R Stewart

My thoughts are- you could simply pull a spoke...

My thoughts are- you could simply pull a spoke from the LH side and measure it to see if you got the proper lengths on the correct sides. You could just loosen all the spokes and restart the...
05-22-22, 08:25 AM
Replies: 15
Views: 247
Posted By Andrew R Stewart

Many LBSs have a policy of not even letting a gas...

Many LBSs have a policy of not even letting a gas powered bike in the shop. When I had my shop in Cleveland years ago the city and my insurance both excluded gas from being allowed in the building.
...
05-22-22, 08:17 AM
Replies: 9
Views: 987
Posted By Andrew R Stewart

Rolla- Sorry if I sounded aggressive with my...

Rolla- Sorry if I sounded aggressive with my earlier reply. Wasn't trying to diss you but to describe how the view of a builder works.

There are many references of Ti tubing and its dimensions...
05-21-22, 08:09 PM
Replies: 9
Views: 987
Posted By Andrew R Stewart

"but I never understood the rationale for...

"but I never understood the rationale for intentionally making the seat tube oversized and using a shim." Rolla

Maybe because your view is backwards. The tube is what fits the design goals AND is...
05-21-22, 07:47 PM
Replies: 8
Views: 159
Posted By Andrew R Stewart

Generally one will set the wheel/axle's position...

Generally one will set the wheel/axle's position in the fork (that has axle holders that we call drop outs) using the weight of the bike pushing the axle up and into the drop outs as full as gravity...
05-21-22, 07:30 PM
Replies: 16
Views: 400
Posted By Andrew R Stewart

In my view a dent might have a creased bottom, or...

In my view a dent might have a creased bottom, or not. A dent has a fairly consistent wall thickness through its form. A gauge, on the other hand, is a shape often with a sharp and narrow bottom....
05-20-22, 06:45 PM
Replies: 6
Views: 170
Posted By Andrew R Stewart

After a number of years of UV exposure a color...

After a number of years of UV exposure a color and any cleat coat can (and often) will shift it's color from the OEM tint. So for touch up work a different "color" will better match the aged OEM one....
05-20-22, 06:31 PM
Replies: 4
Views: 162
Posted By Andrew R Stewart

"For life" That's the crux of the question. Nost...

"For life" That's the crux of the question. Nost all manufactures don't consider normal wear to be a warranty issue. A nearly 30 year old bike will show wear.

Please don't sell that headset...
05-20-22, 06:22 PM
Replies: 7
Views: 373
Posted By Andrew R Stewart

Focus! I suspect those silver "scrape marks"...

Focus!

I suspect those silver "scrape marks" are from the ratchet teeth and grit. Likely the clearance between the tops of the ratchet teeth and the freehub's ratchet area's OD is very small and...
Forum: Touring
05-20-22, 06:10 PM
Replies: 17
Views: 415
Posted By Andrew R Stewart

"only want to sell the highest profit margin...

"only want to sell the highest profit margin stuff. And sometimes the popular stuff that is high margin, suddenly they drop that too. Sorry, I am starting to rant." Tourist in MSN
Tourist in MSN is...
05-20-22, 05:55 PM
Replies: 16
Views: 400
Posted By Andrew R Stewart

Yes, ride it but verify (to borrow from Pres...

Yes, ride it but verify (to borrow from Pres Reagan). Meaning keep you eye on it every so often. Were the frame ever be painted is the time to "correct" it. Andy

BTW- I've felt that those steel...
Forum: Touring
05-19-22, 10:09 PM
Replies: 17
Views: 415
Posted By Andrew R Stewart

There are a few variables going on when a rack...

There are a few variables going on when a rack designer tries to have their rack fit the bulk of the bell curve we call steering geometry/dropout shapes and "other".

Fork geometry- Steerer angle...
05-19-22, 07:05 PM
Replies: 4
Views: 187
Posted By Andrew R Stewart

I have used 30-35 ft lbs for tapered square arm...

I have used 30-35 ft lbs for tapered square arm retaining bolts for decades. IIRC older Euro ones often wanted a few lbs less as their alloys tended to be softer. When Hollowtech came out and their...
05-19-22, 04:53 PM
Replies: 4
Views: 130
Posted By Andrew R Stewart

I've never liked RivNut like inserts, but I'm a...

I've never liked RivNut like inserts, but I'm a steel guy:)

The above advice is sound. But like many easy to do things that one has never done a practice or two helps provide confidence and some...
05-19-22, 10:18 AM
Replies: 5
Views: 167
Posted By Andrew R Stewart

I'll add that a sizing rod (the conical or...

I'll add that a sizing rod (the conical or stepped type) will gage only the very top part of the seat tube, the usual stepped rods only have a half inch (or so) of each diameter that is inserted in...
Showing results 1 to 50 of 1000
 


 
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