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Search: Posts Made By: Andrew R Stewart
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Forum: Framebuilders
03-28-20, 08:16 PM
Replies: 11
Views: 438
Posted By Andrew R Stewart

We had a bike in the boss's collection with a...

We had a bike in the boss's collection with a mono stay, employing a spring for a Moot's like suspension about 75 years before Moots was a brand. The bike was a shaft drive Columbia. So many bike...
Forum: Framebuilders
03-28-20, 08:13 PM
Replies: 2
Views: 34
Posted By Andrew R Stewart

Cut out your own? Add material to an already made...

Cut out your own? Add material to an already made drop out? Make a reducer insert for the stay end? Andy
03-28-20, 08:07 PM
Replies: 2
Views: 66
Posted By Andrew R Stewart

One that fits your 700c rims. Not sure why the...

One that fits your 700c rims. Not sure why the first tires didn't fit. Maybe provide more info so we can comment on the entire situation. Andy
03-28-20, 07:58 PM
Replies: 1
Views: 38
Posted By Andrew R Stewart

Take that cover off again and find the ratchet...

Take that cover off again and find the ratchet pawl. It's the little thing that makes the clicks. try moving it on it's shaft. It should move back and forth quickly, the spring should be enough to...
03-28-20, 07:44 PM
Replies: 5
Views: 63
Posted By Andrew R Stewart

With modern smooth redrawn cables and lined...

With modern smooth redrawn cables and lined casing the cable friction concern is a lot less then back in the day. I would opt out of running brake cables on the bar's back sides if possible. The...
03-28-20, 07:23 PM
Replies: 10
Views: 186
Posted By Andrew R Stewart

"Show me a perfect rider and I'll build a perfect...

"Show me a perfect rider and I'll build a perfect bike" so said who is considered to be the father of much of the modern American frame building.

One of the two, rider or bike, can be measured...
03-28-20, 01:42 PM
Replies: 10
Views: 186
Posted By Andrew R Stewart

The brakes have a fairly wide range of adjustment...

The brakes have a fairly wide range of adjustment (both centering WRT rim and pad heights) to be able to accommodate a wheel that's a bit off center or not coplanar with the main triangle. So the...
03-27-20, 04:44 PM
Replies: 10
Views: 186
Posted By Andrew R Stewart

If this was a car one would question the wheel...

If this was a car one would question the wheel alignment. Because I can assess frame/wheel alignment easily I would start there. Your abilities or budget might suggest another path. Andy
03-27-20, 04:33 PM
Replies: 7
Views: 191
Posted By Andrew R Stewart

I don't have the time to search the many on line...

I don't have the time to search the many on line images but here's how I figure this stuff out. Casing length needs to be such that when the bars are fully turned in both directions the casing...
Forum: Framebuilders
03-26-20, 08:42 PM
Replies: 8
Views: 224
Posted By Andrew R Stewart

I agree with ws's suggestion of a thicker walled...

I agree with ws's suggestion of a thicker walled TT. Not just for dent resistance. I've long time felt that a frame feels best with somewhat balanced tube walls. A single step different (as is common...
03-26-20, 07:42 PM
Replies: 8
Views: 252
Posted By Andrew R Stewart

denda- You need to meet my wife. She also often...

denda- You need to meet my wife. She also often doesn't believe what I tell her is correct. Andy
03-26-20, 07:26 PM
Replies: 9
Views: 277
Posted By Andrew R Stewart

Old rings? Pulleys too? Of course there's all...

Old rings? Pulleys too? Of course there's all kinds of adjustment and alignment stuff that is assumed to be not the problem:) Andy
Forum: Framebuilders
03-25-20, 08:15 AM
Replies: 10
Views: 281
Posted By Andrew R Stewart

Sure looks to be well done. I have a few...

Sure looks to be well done. I have a few aesthetical nit picks but that's me and my sensibilities, not yours. Andy
03-25-20, 08:09 AM
Replies: 5
Views: 210
Posted By Andrew R Stewart

The rear shifting nature is pretty dependent of...

The rear shifting nature is pretty dependent of the amount of open chain between the guide pulley (the upper one) and the cog's undersides. Often this gap has a couple to a number of links spanning...
Forum: Framebuilders
03-24-20, 07:00 PM
Replies: 7
Views: 336
Posted By Andrew R Stewart

https://stockcarsteel.com/chrome-moly-tube-round-5...

https://stockcarsteel.com/chrome-moly-tube-round-5-16-o-d-x-035-wall.html Is one place I've gone to. Andy
03-24-20, 06:42 PM
Replies: 14
Views: 313
Posted By Andrew R Stewart

Wheels can be very stiff and strong in the...

Wheels can be very stiff and strong in the vertical plane but much weaker side to side. It's very rare to buckle a wheel with s straight on impact (pot hole) but fairly easy to bend a rim out of true...
03-24-20, 05:27 PM
Replies: 5
Views: 157
Posted By Andrew R Stewart

Reliability favors many spokes and more weight....

Reliability favors many spokes and more weight. Which is not what the performance rim manufacturer wants to advertise, no sizzle. Andy
Forum: Framebuilders
03-24-20, 08:25 AM
Replies: 7
Views: 336
Posted By Andrew R Stewart

Yes Tom, your wood working skills will apply...

Yes Tom, your wood working skills will apply here! If you make a bending die (remember to have the die support the tub's sides, like a pulley) and find it works well you might both post a photo and...
03-24-20, 08:21 AM
Replies: 5
Views: 157
Posted By Andrew R Stewart

What rim do you have now? What aspect of a rim...

What rim do you have now? What aspect of a rim makes it "better" in your opinion?

I'm a fan of both DT and Mavic rims, I know many feel otherwise. Andy
03-23-20, 09:18 PM
Replies: 12
Views: 335
Posted By Andrew R Stewart

I suspect you have 700x23c or 25c sized tires....

I suspect you have 700x23c or 25c sized tires. Usually there's a size "label" molded into the tire's side or bear area. With my aging eyes I need a flashlight sometimes.to discern this. But know that...
Forum: Framebuilders
03-23-20, 08:14 AM
Replies: 14
Views: 1,520
Posted By Andrew R Stewart

The first attempt I made for a SS badge was by...

The first attempt I made for a SS badge was by cutting a "S" from a SS tube. I started with drilling a series of holes then opened them up. This was very slow and I still had to file/grind a lot so I...
03-23-20, 08:02 AM
Replies: 4
Views: 125
Posted By Andrew R Stewart

If the lever is a friction one then there's no...

If the lever is a friction one then there's no indexing/cable pull compatibility to match with. So if that's the case any ft der that fits the frame and the gear range should work. Shimano has made...
03-23-20, 07:57 AM
Replies: 14
Views: 273
Posted By Andrew R Stewart

Yes, the 1.75-2.0" tires should fit the rim. Note...

Yes, the 1.75-2.0" tires should fit the rim. Note the tube's width and that it might also want replacing with a slightly narrower one, or not. Whoever mounts the tires will determine that.

While...
03-22-20, 09:09 PM
Replies: 16
Views: 488
Posted By Andrew R Stewart

I didn't assume you worked in a LBS, Maybe my...

I didn't assume you worked in a LBS, Maybe my quotation marks on either side of "shop" wasn't indicative enough that you had your work shop for many years and likely knew about tools and the common...
03-22-20, 08:06 PM
Replies: 16
Views: 488
Posted By Andrew R Stewart

This 333 freewheel is just one of th3e more...

This 333 freewheel is just one of th3e more common designs from about 1975 to 1980+-. Maybe SunTour Perfect is as common. That a "shop" back then wouldn't need such a popular tool confounds me. Andy
03-22-20, 08:01 PM
Replies: 2
Views: 124
Posted By Andrew R Stewart

1mm in tire width is a small amount, especially...

1mm in tire width is a small amount, especially with a 2"+ casing width. That's 2%. Not much unless there's other not stated issues going on.

Rim width is one not stated spec. But there's a wide...
Forum: Framebuilders
03-22-20, 04:44 PM
Replies: 14
Views: 1,520
Posted By Andrew R Stewart

I've had my second batch of "S" badges made and...

I've had my second batch of "S" badges made and delivered only a few weeks ago. Water cut .044" SS plate, about .875" x 1.55". I do the bending. The first batch of 17 cost about $200 in 2008. The...
03-22-20, 09:44 AM
Replies: 5
Views: 172
Posted By Andrew R Stewart

Doesn't your computer have that new XRay Vision...

Doesn't your computer have that new XRay Vision app on it? Mine is still missing the Long Distance Vision one:) Andy
03-22-20, 09:36 AM
Replies: 4
Views: 206
Posted By Andrew R Stewart

"Metal bushing" Is this the bearing cup? Is that...

"Metal bushing" Is this the bearing cup? Is that frame threaded in the BB shell or are the bearings a press fit? Please don't ask up to look up your bike's specs.

One more post that could have...
03-22-20, 09:34 AM
Replies: 5
Views: 160
Posted By Andrew R Stewart

John- That B screwed washer is new to me. Good...

John- That B screwed washer is new to me. Good post!. Andy
03-22-20, 09:33 AM
Replies: 23
Views: 446
Posted By Andrew R Stewart

Try to find a Shimano freewheel. They have better...

Try to find a Shimano freewheel. They have better QC, might cost a bit more then cheap stuff does but only by a few dollars. BTW freewheel internals can rust in only a few days if the lube is washed...
03-22-20, 09:24 AM
Replies: 6
Views: 216
Posted By Andrew R Stewart

This forum has a "trial" period of posting before...

This forum has a "trial" period of posting before it will accept links and photos to be placed in a post. One way around this is to write out the address (spelling "at" and dot") of a third party...
03-22-20, 09:13 AM
Replies: 7
Views: 256
Posted By Andrew R Stewart

Sora is a road group, Deore XT is a MtB group....

Sora is a road group, Deore XT is a MtB group. Shimano never intended the front shifters and ders to work properly together. The amount of cable that the shifter pulls isn't what the der wants. Also...
03-21-20, 09:10 PM
Replies: 5
Views: 252
Posted By Andrew R Stewart

It's common for suspension forks to have some air...

It's common for suspension forks to have some air escaping sounds as well as any internal stuff sounds (like fluid moving through valves and ports) as the fork compresses or returns range through the...
03-21-20, 09:05 PM
Replies: 23
Views: 446
Posted By Andrew R Stewart

I wondered about this too but wasn't sure the...

I wondered about this too but wasn't sure the axle movement was other then whole wheel movement. I tried to track the axle WRT the freewheel WRT the spokes in the backround. Andy
03-21-20, 08:59 PM
Replies: 5
Views: 160
Posted By Andrew R Stewart

No Huret der that I remember had a B angle...

No Huret der that I remember had a B angle adjusting screw. But many had different interfacing washers that set the der's angle WRT the specific dropout the der was being used with. These washers are...
03-21-20, 08:50 PM
Replies: 5
Views: 172
Posted By Andrew R Stewart

Does the rack has the twin and slightly angled...

Does the rack has the twin and slightly angled WRT each other top rails of a hoopless rack? Or is the rack a single per side top rail that only touched the blade on the outer face? (Or in fewer...
Forum: Framebuilders
03-21-20, 07:36 PM
Replies: 38
Views: 1,545
Posted By Andrew R Stewart

I had a nice day sculpting and hacksawing. I'm...

I had a nice day sculpting and hacksawing. I'm happy with the results. This lug set has more flowing lines and less clutter then the first set a year+ ago had.

Marking out the center lines. No...
03-21-20, 11:49 AM
Replies: 23
Views: 446
Posted By Andrew R Stewart

First thing I note/think of is the lack of lube...

First thing I note/think of is the lack of lube inside the freewheel. That crinkling sound sure mimics a dry bearing and ratchet. Second the "bearing adjustment" does seem a bit looser then typical....
03-21-20, 09:07 AM
Replies: 12
Views: 327
Posted By Andrew R Stewart

I suggested that the cable might have been miss...

I suggested that the cable might have been miss routed in my first reply but without an image I wasn't sure. Glad the problem is so easily dealt with. Andy
03-21-20, 09:04 AM
Replies: 4
Views: 178
Posted By Andrew R Stewart

It's our shop's opinion that Shimano chain rings...

It's our shop's opinion that Shimano chain rings are the best shifting designs out there. We replace a number of other brands' rings each year to help solve front shifting issues and have a very good...
03-21-20, 08:58 AM
Replies: 26
Views: 5,357
Posted By Andrew R Stewart

As others say "don't fix a running bike". I say...

As others say "don't fix a running bike". I say leave the check valve alone if there's no problem. Andy
Forum: Framebuilders
03-21-20, 08:56 AM
Replies: 21
Views: 564
Posted By Andrew R Stewart

Mark- The Specialized Allezs that I saw that...

Mark- The Specialized Allezs that I saw that might have later been a problem had "white powder like stuff" building up at the BB socket's edge/shore lines. I've seen the same at the head tube lug...
Forum: Framebuilders
03-21-20, 08:46 AM
Replies: 21
Views: 564
Posted By Andrew R Stewart

Eric- I take this (bolded) as tongue in cheek....

Eric- I take this (bolded) as tongue in cheek. Just as we don't use mobile phones because the early ones had such bad connections and were huge blocks. Andy (who still doesn't have a data plan for...
Forum: Framebuilders
03-20-20, 10:34 PM
Replies: 38
Views: 1,545
Posted By Andrew R Stewart

Here's the part dux version of hole sawing...

Here's the part dux version of hole sawing through the lug blanks. Same mill different cutters. Next up will be shaping these blanks. Andy...
Forum: Framebuilders
03-20-20, 10:20 PM
Replies: 21
Views: 564
Posted By Andrew R Stewart

Well there was that production run of Specialized...

Well there was that production run of Specialized Allezs in the early 1990s (IIRC) that had some chainstay/BB issues. I never saw one that had complete bonding failure but have heard of a few that...
03-20-20, 10:03 PM
Replies: 12
Views: 327
Posted By Andrew R Stewart

If a barrel adjuster was part of the shifter...

If a barrel adjuster was part of the shifter before it's going to fit now, assuming something like a ball peen hammer wasn't taken to it.

Are you unable to see the cable port? Have you installed...
03-20-20, 08:01 PM
Replies: 26
Views: 5,357
Posted By Andrew R Stewart

If the check valve is clean then Bob's your...

If the check valve is clean then Bob's your uncle. If dirty with grime clean off with grime cutter (solvent?) If rusty try removing the rust, fine steel wool perhaps. Some will have a ball "bearing"...
Forum: Framebuilders
03-20-20, 05:09 PM
Replies: 5
Views: 224
Posted By Andrew R Stewart

The axle slots will need to be greater then a...

The axle slots will need to be greater then a half inch long to insure chain tensioning ability with any cog/ring combos. I don't think the existing drop outs have that much meat.

Sue you could...
03-20-20, 05:02 PM
Replies: 16
Views: 488
Posted By Andrew R Stewart

The freewheel is sometimes referred to as the 333...

The freewheel is sometimes referred to as the 333 model. The removal tool was made by a few companies. The splines in the FW are small enough a diameter and the tool needs thick enough walls so the...
Showing results 1 to 50 of 1000
 


 
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