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Search: Posts Made By: Andrew R Stewart
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10-17-21, 01:58 PM
Replies: 2
Views: 69
Posted By Andrew R Stewart

A few comments- The crank arm retaining bolt...

A few comments- The crank arm retaining bolt should have been tightened to about 35 ft/lbs. I seriously doubt you got close to that with a "T" handle driver. Then there's the V1 and V2 spline...
10-16-21, 08:18 PM
Replies: 6
Views: 150
Posted By Andrew R Stewart

The best final solution for this sort of stuff is...

The best final solution for this sort of stuff is a take apart, cleaning of contact surfaces and reassembly with grease, lubes, anti seize. The challenge is to avoid the thinking that your initial...
Forum: Framebuilders
10-16-21, 07:33 PM
Replies: 6
Views: 170
Posted By Andrew R Stewart

ad- unrelated to tube sets is the practice. I...

ad- unrelated to tube sets is the practice. I suggest after becoming ok with the two tube stubs brazed together you try a joint or three with thick walled and thin walled parts. So much of good...
10-16-21, 07:26 PM
Replies: 5
Views: 92
Posted By Andrew R Stewart

Ergo ft shifters are not indexed but are...

Ergo ft shifters are not indexed but are controlled in cable pull amounts. It's just that there's no "one click one shift" function. Depending on the set up and other factors it can take a few clicks...
10-16-21, 07:18 PM
Replies: 17
Views: 301
Posted By Andrew R Stewart

I completely agree in principle. However when...

I completely agree in principle. However when touring the options are usually less then what a perfect world will allow for. (And it is dealing with the unexpected and changing options that can make...
10-16-21, 07:08 PM
Replies: 10
Views: 197
Posted By Andrew R Stewart

A common trap of time, emotion, expectations is...

A common trap of time, emotion, expectations is to assume that the chrome under paint is applied to polished bare steel. Chrome is so thin (less so when copper then nickel is first laid down) that it...
10-16-21, 06:58 PM
Replies: 6
Views: 133
Posted By Andrew R Stewart

The easiest repair is to braze through/cross...

The easiest repair is to braze through/cross tubes in the holes. Or bar stock. A few builders charge more for this feature on new frames. Andy
10-16-21, 06:53 PM
Replies: 17
Views: 301
Posted By Andrew R Stewart

Flange cracking at spoke holes is as old as...

Flange cracking at spoke holes is as old as tension spoked wheels are. Or at least for the last 60/70 years with Al being used for hub shells. Al has an amount of notch sensitivity. A crease, scratch...
Forum: Framebuilders
10-16-21, 12:14 PM
Replies: 8
Views: 147
Posted By Andrew R Stewart

"Paint makers in the 70s had subtler taste than...

"Paint makers in the 70s had subtler taste than garish purply pink" pstake

I don't know about this. Gitane and Motobecane had some pretty loud colors. Candi like purples, reds, greens and blues....
Forum: Framebuilders
10-16-21, 07:48 AM
Replies: 8
Views: 147
Posted By Andrew R Stewart

Looks pretty typical of the high volume French...

Looks pretty typical of the high volume French bikes of the 1970s. Too bad about the damaged seat jug binder ears. I strongly susspect the seat stays are attached with brass as welds don't like any...
10-15-21, 07:37 PM
Replies: 1
Views: 64
Posted By Andrew R Stewart

Mavic QR skewers? Andy

Mavic QR skewers? Andy
Forum: Framebuilders
10-15-21, 06:14 PM
Replies: 6
Views: 170
Posted By Andrew R Stewart

The two tube sets seem to be very close to the...

The two tube sets seem to be very close to the same dimensionally. Slight differences in stays but with the same geometry these two sets will produce pretty much the same ride. As to which is more...
10-14-21, 06:58 PM
Replies: 10
Views: 197
Posted By Andrew R Stewart

My first paint removal from a chromed frame was...

My first paint removal from a chromed frame was in 1976 with my second Fuji Finest. I seriously question if Motobecane's paint prep was better then Fuji's... While never again on a complete frame I...
10-13-21, 09:26 PM
Replies: 7
Views: 138
Posted By Andrew R Stewart

Yes, but as dedhed says not common at all. The...

Yes, but as dedhed says not common at all. The first thing I would have done is to redo the hub with the found ball diameters and see how that feels on adjustment. Cones and cups have "sweat spots"...
10-12-21, 05:50 PM
Replies: 21
Views: 334
Posted By Andrew R Stewart

The brake lever pivot pin is a press fit,...

The brake lever pivot pin is a press fit, generally it's ends should be close to equally in the lever body holes. This pin will be removed during the overhaul of the indexed functions so don't get...
10-12-21, 03:28 PM
Replies: 9
Views: 262
Posted By Andrew R Stewart

The worry about Al is that once a crack has...

The worry about Al is that once a crack has started it tends to travel/grow quickly. (Unlike steel). So as long as you are diligent about monitoring the area you can be safe. But if you don't daily...
10-12-21, 03:21 PM
Replies: 21
Views: 334
Posted By Andrew R Stewart

The thumb lever has a pivot that it operates...

The thumb lever has a pivot that it operates through, this pivot is spring loaded. I have had this pivot rust up badly enough to no longer allow the tiny spring to release back the thumb lever then...
10-12-21, 08:38 AM
Replies: 9
Views: 262
Posted By Andrew R Stewart

I would suggest loosening the anchor bolt, on the...

I would suggest loosening the anchor bolt, on the der, and try cycling through the lever's travel with your fingers holding the cable. Then try moving the der with your fingers. Do both seem to now...
10-12-21, 08:33 AM
Replies: 17
Views: 384
Posted By Andrew R Stewart

HW- Take a chill pill. cwrench said nothing bad...

HW- Take a chill pill. cwrench said nothing bad or about you. Good information, not personal attacks. Andy
10-11-21, 04:06 PM
Replies: 9
Views: 262
Posted By Andrew R Stewart

Campy Ergo levers are quite rebuildable, if parts...

Campy Ergo levers are quite rebuildable, if parts can be found these days the work parts can be replaced. That's one beauty and hassle of them.

Cable adjusters can become corroded in their...
10-11-21, 03:53 PM
Replies: 18
Views: 305
Posted By Andrew R Stewart

SunTour used a varying cog C-C dimension on it's...

SunTour used a varying cog C-C dimension on it's freewheels so subbing a Shimano (or one of the knock offs) freewheel might prove frustrating when index shifting. Of course if you can switch the...
10-11-21, 03:46 PM
Replies: 13
Views: 258
Posted By Andrew R Stewart

Tiagra77- OK you got me. In 45+ years of LBS...

Tiagra77- OK you got me. In 45+ years of LBS working I had never heard of a puncture pad so I copied the name and googled it and find you're likely looking for a tire liner, a puncture resistant...
10-09-21, 07:29 PM
Replies: 17
Views: 384
Posted By Andrew R Stewart

Back in the day I was told that Campy NR hubs...

Back in the day I was told that Campy NR hubs were made for 15g (1.8mm) spoke elbows. While I agree that 15g spokes fit very well in the Campy hubs of that era I, and many others, have used 14g...
10-09-21, 08:23 AM
Replies: 29
Views: 600
Posted By Andrew R Stewart

We see this every so often. Generally due to a...

We see this every so often. Generally due to a replacement arm (almost always the LH arm) being installed after the bike left the factory. Most every time the rider has no idea. Rarely (thankfully) a...
10-08-21, 07:52 PM
Replies: 11
Views: 307
Posted By Andrew R Stewart

Ideally the material the nuts are made from is...

Ideally the material the nuts are made from is softer then that of the axle so the nuts will strip out or suffer damage before the axle will. In practice this is not an absolute. There are methods to...
10-08-21, 07:41 PM
Replies: 17
Views: 361
Posted By Andrew R Stewart

Some basic understandings are due here. The...

Some basic understandings are due here. The steels used for cogs are chosen for their manufacturing ease and cost before any wear rate. For any significantly longer wear the steel in a specific...
10-08-21, 07:14 PM
Replies: 20
Views: 524
Posted By Andrew R Stewart

How one cleans their chain depends on their...

How one cleans their chain depends on their situation and their expectations. Few have an industrial parts cleaner, like many LBS have. IME removing the chain and cleaning it in such is the gold...
10-08-21, 08:48 AM
Replies: 11
Views: 307
Posted By Andrew R Stewart

While there are a few hubs that do use bolts to...

While there are a few hubs that do use bolts to secure the wheels most all have either axle nuts or QR skewers. These more common methods have real reasons why they might not work properly. But the...
10-07-21, 08:09 PM
Replies: 10
Views: 239
Posted By Andrew R Stewart

"where if I switch the big chain to the lowest...

"where if I switch the big chain to the lowest ring when I'm about to go up a hill" ottovaughn

Glad you have the problem figured out. Some friction shifters have the tendency to slightly loosen...
10-07-21, 05:30 PM
Replies: 19
Views: 506
Posted By Andrew R Stewart

There use to be a spoke head punch available but...

There use to be a spoke head punch available but like tools that are un needed it likely suffered a slow poor selling death. I use my hands/fingers to bend/remove the bowing that new spokes have when...
10-07-21, 05:27 PM
10-07-21, 05:22 PM
Replies: 8
Views: 186
Posted By Andrew R Stewart

Are you saying that the cassette won't even slide...

Are you saying that the cassette won't even slide onto the freehub body? Or that it does slide on but the lock ring won't tighten up properly? Or some other reason?

For the first possibility that...
10-07-21, 05:16 PM
Replies: 4
Views: 211
Posted By Andrew R Stewart

Why can't you also get longer cables? A single...

Why can't you also get longer cables? A single piece bar with longer cables seems to be a far better solution as there will be fewer clamps to take care of and the controls will be where your hands...
10-07-21, 08:15 AM
Replies: 6
Views: 212
Posted By Andrew R Stewart

Yes, good enough. Make sure the edges of the new...

Yes, good enough. Make sure the edges of the new hole size are deburred. Andy
10-07-21, 08:13 AM
Replies: 7
Views: 270
Posted By Andrew R Stewart

A lot of front shifting challenges are due to the...

A lot of front shifting challenges are due to the rider's lack of best technique. The chain and der want as minimal pedal pressure as possible during the shift attempt. So shifting the front when on...
10-07-21, 08:05 AM
Replies: 7
Views: 217
Posted By Andrew R Stewart

These caps are well known of being easy to break...

These caps are well known of being easy to break off the lever. Shimano has a number of slightly different versions specific to a model or year. Shimano does provide good parts listings in their docs...
Forum: Framebuilders
10-07-21, 07:58 AM
Replies: 32
Views: 1,763
Posted By Andrew R Stewart

Doug- That makes sense. One PCer I have talked...

Doug- That makes sense. One PCer I have talked with would most likely not do the sanding prep work, the other is more detail oriented but their cost also likely precludes any added effort. Maybe the...
Forum: Framebuilders
10-07-21, 07:53 AM
Replies: 38
Views: 5,904
Posted By Andrew R Stewart

Good call but it's a rear rack jig. Here's the...

Good call but it's a rear rack jig. Here's the insitu shot. I still haven't figured out the rack top to jig arms clamping, might just use wire. Andy.
...
Forum: Framebuilders
10-06-21, 07:05 PM
Replies: 32
Views: 1,763
Posted By Andrew R Stewart

What I wonder is how the clear coat will stay on...

What I wonder is how the clear coat will stay on the powder. I've had 2 different PCers tell me they won't clear coat over PC due to delamination/peeling issues. I was not happy to hear this as I had...
Forum: Framebuilders
10-06-21, 05:48 PM
Replies: 38
Views: 5,904
Posted By Andrew R Stewart

As I was fabbing this I wondered if you guys...

As I was fabbing this I wondered if you guys could tell me what's it for. Like many of my tools it took a few years of mental incubation to sprout. Andy...
10-06-21, 01:37 PM
Replies: 9
Views: 207
Posted By Andrew R Stewart

I have just straightened spokes before truing...

I have just straightened spokes before truing many times. In theory a bent spoke will act more like a spring then a tensioned cable. Andy
10-06-21, 08:27 AM
Replies: 6
Views: 162
Posted By Andrew R Stewart

Rory- Good plan, to try fixing things with a...

Rory- Good plan, to try fixing things with a skilled eye over your shoulder. So many people initially focus on the balls when beginning to talk about bearing issues but it's more often the ball...
10-05-21, 08:07 PM
Replies: 12
Views: 233
Posted By Andrew R Stewart

The LH pad (as seen in the photo) might have a...

The LH pad (as seen in the photo) might have a wear ledge along it's bottom rear. There's a different shading to that spot. This wear is pretty common as when the pad is allowed to not contact the...
10-05-21, 04:20 PM
Replies: 7
Views: 273
Posted By Andrew R Stewart

Could be. Most fluid brake companies suggest...

Could be. Most fluid brake companies suggest bleeding and/or replacing the fluid periodically regardless of pad/rotor condition. Andy
10-05-21, 04:18 PM
Replies: 21
Views: 640
Posted By Andrew R Stewart

Yes the affect will be different. The effect...

Yes the affect will be different. The effect would be both the rim/brake/stay and the contact point to the road being closer to on center. This is the goal. Andy
10-05-21, 04:17 PM
Replies: 5
Views: 264
Posted By Andrew R Stewart

I believe the AS refers to the chain ring bolt...

I believe the AS refers to the chain ring bolt pattern. The 5 bolt holes are not symmetrically positioned, or 72* apart. So a symmetrical crank spider and an AS ring won't have all the holes line up....
10-05-21, 12:07 PM
Replies: 7
Views: 273
Posted By Andrew R Stewart

More data please. Brands of brake/lever. Cable or...

More data please. Brands of brake/lever. Cable or fluid?

At first read I think of the pads not being able to be pressed tightly against the rotor due to some cable or fluid issues. Andy
10-05-21, 12:04 PM
Replies: 18
Views: 353
Posted By Andrew R Stewart

Yes. But there's a tiny and hard to get at "e"...

Yes. But there's a tiny and hard to get at "e" clip holding the lever and cam part within the cap and rod end. Getting that clip off and undamaged will be the trick. Then you measure/match up the rod...
10-05-21, 11:59 AM
Replies: 6
Views: 162
Posted By Andrew R Stewart

Roy (and thanks for giving us your name)- Without...

Roy (and thanks for giving us your name)- Without my telescopic X ray vision goggles I can't say what your hub has. BUT I'll bet a beer, given your bike's description, that you have a loose ball cup...
10-05-21, 11:42 AM
Replies: 21
Views: 640
Posted By Andrew R Stewart

The problem I have with dishing a wheel so the...

The problem I have with dishing a wheel so the rim sits centered between the seat stays (or chain stays, pick one) when the problem is the frame is miss aligned is that the tire's contact point with...
Showing results 1 to 50 of 1000
 


 
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