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Search: Posts Made By: Andrew R Stewart
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Forum: Framebuilders
03-07-21, 11:39 AM
Replies: 13
Views: 230
Posted By Andrew R Stewart

Back in the late 1970s there was an attempt to...

Back in the late 1970s there was an attempt to produce an "all plastic" bike. We saw plastic bearings (Nyfor? headsets), plastic freewheels (very yucky feeling between the sort of spin and rough...
03-07-21, 11:31 AM
Replies: 6
Views: 94
Posted By Andrew R Stewart

Many bonded frames have some "Bondo" or filler...

Many bonded frames have some "Bondo" or filler putty smeared on the joint edges to smoothen the surfaces and blend in the two distinct parts (tube and drop out). This filler can become brittle and if...
03-07-21, 11:28 AM
Replies: 6
Views: 93
Posted By Andrew R Stewart

Also check for the shift cable being clamped to...

Also check for the shift cable being clamped to the der properly. It's easy to mess up which side of the anchor bolt and "washer" (often with a tab) the cable is to be placed. Andy (who is surprised...
03-07-21, 11:21 AM
Replies: 5
Views: 71
Posted By Andrew R Stewart

What I don't see is the toothed spacer/washer...

What I don't see is the toothed spacer/washer that usually is located between the caliper and the brake bridge face. The amount of nut that is not seating against the bridge is about the thickness of...
03-07-21, 11:11 AM
Replies: 6
Views: 94
Posted By Andrew R Stewart

Cracking of the paint is not uncommon with bonded...

Cracking of the paint is not uncommon with bonded frames. Trek saw a lot, as example, with their tube and joint designs of a number of years ago. Typically the crack (in the paint) happens at the...
03-07-21, 09:49 AM
Replies: 10
Views: 286
Posted By Andrew R Stewart

Having built wheels for years before a spoke...

Having built wheels for years before a spoke tension gage was considered needed I guess I just don't know what I was doing with those hundreds of wheels:) Andy
03-06-21, 11:25 PM
Replies: 3
Views: 108
Posted By Andrew R Stewart

There's no one best anything. Rims will have...

There's no one best anything. Rims will have tension specs sometimes. Spoke gages vary how spokes deal with the cyclic nature of spoke tension and nipple loosening. Rider/load weight is a player too....
03-06-21, 08:28 PM
Replies: 3
Views: 84
Posted By Andrew R Stewart

Spring loaded clutches tend to have a grinding as...

Spring loaded clutches tend to have a grinding as the end of the spring grates against the clutch and/or the washer in it. I have nicked the spring end to bevel it's end with both good and no...
03-06-21, 08:19 PM
Replies: 10
Views: 286
Posted By Andrew R Stewart

I always felt that the tension gages were about...

I always felt that the tension gages were about getting a general range of consistent spoke tensions then any one amount on any one spoke. Like using a dial indicator to true rims, it's not how many...
03-06-21, 04:58 PM
Replies: 5
Views: 120
Posted By Andrew R Stewart

If iride01's link is of the same specs then...

If iride01's link is of the same specs then here's some thoughts. First make sure of all the really basic possibilities like loose kickstand/crank arm contact, Der cage contacting spokes, low gear...
03-06-21, 04:48 PM
Replies: 5
Views: 120
Posted By Andrew R Stewart

So we don't have to do all the work how about...

So we don't have to do all the work how about more data? Like the gear system facts. Deraillure or IGH? The possible click causes are rather different between the basic different drivetrain designs....
03-06-21, 04:14 PM
Replies: 4
Views: 99
Posted By Andrew R Stewart

I suspect that the 10 spd chain will work with an...

I suspect that the 10 spd chain will work with an 11 spd chain ring. If anything the teeth might be a tad narrower so the chain might have a tiny amount of lateral play on the ring, not that you'll...
03-06-21, 09:40 AM
Replies: 13
Views: 507
Posted By Andrew R Stewart

These seat stay located chain pegs are often bent...

These seat stay located chain pegs are often bent and/or really scrapped up as many forget to remove the chain from the peg before trying to ride off.

The chain stay located versions are...
Forum: Framebuilders
03-06-21, 09:30 AM
Replies: 13
Views: 230
Posted By Andrew R Stewart

The best application for PVC with bikes is making...

The best application for PVC with bikes is making little accessory add on posts and mounts. Well mitered and zip tied extensions have held bike computers and lights on recumbents for decades. Andy
Forum: Framebuilders
03-05-21, 07:52 PM
Replies: 19
Views: 361
Posted By Andrew R Stewart

And understand galvanic corrosion. Andy

And understand galvanic corrosion. Andy
03-05-21, 07:33 PM
Replies: 7
Views: 149
Posted By Andrew R Stewart

"Or is it made that way to offer the best...

"Or is it made that way to offer the best alignment with the main/front sprocket" Charlie Ky

Yes. And remember the correct chain tension is zero tension. Andy
03-05-21, 07:29 PM
Replies: 24
Views: 343
Posted By Andrew R Stewart

You're welcome but most of up just want to show...

You're welcome but most of up just want to show up the other guys here:)

And a thank you for your prompt follow up. Andy
03-05-21, 10:07 AM
Replies: 24
Views: 343
Posted By Andrew R Stewart

Were I to have my own retail service shop again...

Were I to have my own retail service shop again (currently enjoy not bring home stress by working for someone else) I would want an impact driver. The auto service shop next door to Full Moon Vista...
03-04-21, 11:14 PM
Replies: 24
Views: 343
Posted By Andrew R Stewart

And watch out for those ring teeth! I strongly...

And watch out for those ring teeth! I strongly suggest you place the chain on that large ring, better to punch the chain then the teeth. One trick I sometimes use is to use a toe clip strap to wrap...
03-04-21, 12:06 PM
Replies: 10
Views: 181
Posted By Andrew R Stewart

oldbobcat is correct WRT the FD3030 being a 9 spd...

oldbobcat is correct WRT the FD3030 being a 9 spd spec, my mistake. It was the FD3403 we tried to stock for 8x3 needs (and IIRC is now unavailable from Shimano hence the R8 fall back choice). Andy
Forum: Framebuilders
03-04-21, 09:36 AM
Replies: 19
Views: 361
Posted By Andrew R Stewart

I have a good stash of various braze on bits...

I have a good stash of various braze on bits including cable stops in a few configurations. Feel free to PM me if I can help you out. Andy
03-04-21, 09:34 AM
Replies: 22
Views: 522
Posted By Andrew R Stewart

That will be a steel fork, a magnetic will...

That will be a steel fork, a magnetic will confirm. Andy
03-04-21, 09:31 AM
Replies: 10
Views: 181
Posted By Andrew R Stewart

One reason the OP has a problem is the miss match...

One reason the OP has a problem is the miss match of a 10 spd ft der on an 8 spd crank and cjhain. The 10 spd cranks place their rings closer together thus the ft der cage doesn't need top move as...
03-03-21, 10:14 PM
Replies: 2
Views: 184
Posted By Andrew R Stewart

Sure but back in the day it was common for those...

Sure but back in the day it was common for those who cared for their bike working surfaces to clean and regrease a few times a year. What I became tired of was the near instant dirtying of the creamy...
03-03-21, 07:41 PM
Replies: 13
Views: 507
Posted By Andrew R Stewart

As mentioned a chain peg but IMO on the wrong...

As mentioned a chain peg but IMO on the wrong tube. Andy

https://cimg8.ibsrv.net/gimg/bikeforums.net-vbulletin/2000x1504/img_1888_7258232dea91130380444d4d3233da1692dead24.jpg
03-03-21, 08:58 AM
Replies: 69
Views: 1,241
Posted By Andrew R Stewart

This! And to make the OP's reference even more...

This! And to make the OP's reference even more ironic is that cycling has long been considered a fringe activity, people who decide to work the bike industry generally don't do so from a profit or...
03-02-21, 07:22 PM
Replies: 7
Views: 280
Posted By Andrew R Stewart

I have described some leaks as "high pressure"...

I have described some leaks as "high pressure" ones. meaning the air only leaks when there's a pressure forcing the air through a thin spot (abraded or scuffed tube often). When one overinflates the...
03-02-21, 07:13 PM
Replies: 5
Views: 230
Posted By Andrew R Stewart

Mark Stonich mods cranks to shorter lengths. ...

Mark Stonich mods cranks to shorter lengths. BikeSmith Design Contact/Map (http://bikesmithdesign.com/contact.html) Andy
03-02-21, 07:08 PM
Replies: 69
Views: 1,241
Posted By Andrew R Stewart

It's a bit weird being grouped in "the man"...

It's a bit weird being grouped in "the man" category. I remember shaving my face for the first real time at the wet behind the ears age of 23 and many of the HS kids we had as customers treated me...
03-02-21, 10:11 AM
Replies: 9
Views: 232
Posted By Andrew R Stewart

Mineral oil. We use disk brake mineral oil from a...

Mineral oil. We use disk brake mineral oil from a few brands, they all have about the same viscosity. Andy
03-02-21, 10:10 AM
Replies: 11
Views: 269
Posted By Andrew R Stewart

I didn't say 2mm I said 2cm. BTW referring to a...

I didn't say 2mm I said 2cm. BTW referring to a dimension with a non specific term like "spacer" can be cause of confusion. The reasons to place spacers below the stem is only that of fitting the...
03-02-21, 09:58 AM
Replies: 9
Views: 232
Posted By Andrew R Stewart

Mavic use to suggest only mineral oil as the lube...

Mavic use to suggest only mineral oil as the lube inside the FH body. The bodies that use the plastic bushing as the body to hub shell bearing can gum up and/or squeal when other lubes are used. Been...
03-02-21, 09:55 AM
Replies: 9
Views: 259
Posted By Andrew R Stewart

Good job! 3X on both flanges is what I was going...

Good job! 3X on both flanges is what I was going to suggest. So many people think that spoking does something to with making them faster... Andy
03-02-21, 09:51 AM
Replies: 11
Views: 269
Posted By Andrew R Stewart

Some fork manufacturers require some steerer...

Some fork manufacturers require some steerer above the stem or warranties might be voided. I would most certainly NOT cut the steerer if only 2cm were above the slammed stem. What a way to cut away...
03-01-21, 09:42 PM
Replies: 4
Views: 139
Posted By Andrew R Stewart

Do what we use to to when a SA equipped bike had...

Do what we use to to when a SA equipped bike had the wrong indicator chain. Using the cable adjuster find the range of cable "tension" for 2nd gear. As in any looser and 3rd engages and any tighter...
03-01-21, 09:39 PM
Replies: 24
Views: 857
Posted By Andrew R Stewart

Now you need the ultra sound parts cleaner that...

Now you need the ultra sound parts cleaner that accepts this basket. Andy
03-01-21, 08:50 AM
Replies: 7
Views: 218
Posted By Andrew R Stewart

We've seen quite a few "up grade" wheels that are...

We've seen quite a few "up grade" wheels that are wider then the older ones and now the brake caliper barely has any spring loaded range before the pads contact the rim, and the cable QR makes nearly...
Forum: For Sale
02-28-21, 04:57 PM
Replies: 5
Views: 786
Posted By Andrew R Stewart

Now the bike is worth getting. Too bad I have to...

Now the bike is worth getting. Too bad I have to whittle down my lot too or... Andy
Forum: For Sale
02-28-21, 04:53 PM
Replies: 2
Views: 887
Posted By Andrew R Stewart

Shimano has part numbers on pretty much all it's...

Shimano has part numbers on pretty much all it's components. On the rear der this is usually found on the inner parallelogram plate's outer surface, between the pivots. Or more simply take the view...
02-28-21, 12:43 PM
Replies: 7
Views: 175
Posted By Andrew R Stewart

It's easy to remove a pin if it lines up wrong....

It's easy to remove a pin if it lines up wrong. It's not wrong to have no pin. Andy
02-28-21, 12:40 PM
Replies: 21
Views: 453
Posted By Andrew R Stewart

Let's view this from another angle. By going to a...

Let's view this from another angle. By going to a LBS you save time and insure that if you do somehow end up with the wrong stuff you can return/exchange at minimal added effort. And by asking a pro...
02-28-21, 10:16 AM
Replies: 7
Views: 303
Posted By Andrew R Stewart

In theory one could extend a steerer. However...

In theory one could extend a steerer. However steel steerers are the usual (for an uncommon job) material considered due to it's workability compared to AL or carbon. I suspect a C40 has a carbon...
Forum: Framebuilders
02-27-21, 09:23 PM
Replies: 54
Views: 3,704
Posted By Andrew R Stewart

Last shots for a while. The completed frame/fork...

Last shots for a while. The completed frame/fork will see a visit to my sandblaster (in sister's garage who is recovering from C-19, she has a week to go in her quarantine), get a final touch up...
02-27-21, 08:49 PM
Replies: 22
Views: 522
Posted By Andrew R Stewart

OK, my sew up glue was a bit off, nearly a joke....

OK, my sew up glue was a bit off, nearly a joke. The only place I've used it in a frame was the top tube to quiet some bit. But the vent holes into the ST and HT were on that bike larger then the...
02-27-21, 04:40 PM
Replies: 22
Views: 522
Posted By Andrew R Stewart

Not mentioned but assumed is the fork material,...

Not mentioned but assumed is the fork material, steel? Most likely a bit of flux of filler that finally came loose. Agree that if all looks good learn to live with it or try injecting some tubular...
02-27-21, 03:01 PM
Replies: 6
Views: 263
Posted By Andrew R Stewart

What shifter does the LHT have for the front? 9...

What shifter does the LHT have for the front? 9 speed cranks have the rings slightly closer together so the matching 9 speed ft der doesn't have to travel as far. So for the same cable pull the 9...
02-26-21, 09:48 PM
Replies: 22
Views: 947
Posted By Andrew R Stewart

My first hanging solution given the space issues...

My first hanging solution given the space issues listed by the OP would be a hang from the TT one, not hang from the pedals design. Same amount of wall square footage used but with a possible shelf...
02-26-21, 09:42 PM
Replies: 5
Views: 205
Posted By Andrew R Stewart

Within what each of calls their "reason" BB...

Within what each of calls their "reason" BB weight is pretty much a non factor in real life. Besides the small scale reading difference is the stiffness of the spindle factor. For the same OD the Ti...
02-26-21, 08:04 PM
Replies: 32
Views: 633
Posted By Andrew R Stewart

Transferring bolt torque to actual surface...

Transferring bolt torque to actual surface pressures (to see if the PLA can hold up) is way beyond me. Park lists about 8-14 NM of torque for steel bolts Torque Specifications and Concepts | Park...
02-26-21, 07:57 PM
Replies: 21
Views: 453
Posted By Andrew R Stewart

All good advice. No mention of the bike's shift...

All good advice. No mention of the bike's shift system or age though. I do wonder if the shifter pods are getting gummed up? Andy.
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