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Search: Posts Made By: jccaclimber
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06-25-22, 12:55 AM
Replies: 27
Views: 639
Posted By jccaclimber

It isnít uncommon for torque wrenches to have a...

It isnít uncommon for torque wrenches to have a 10:1 ratio between the largest and smallest settings. You can already trash a fastener by incorrectly using what would be the correct torque wrench.
06-17-22, 10:28 PM
Replies: 29
Views: 553
Posted By jccaclimber

Iíll start with pointing out that even just an...

Iíll start with pointing out that even just an elbow rest suddenly coming loose at an unexpected time can be disastrous. That said, if you want to accept the risk here are a few thoughts:
1. It...
06-17-22, 11:01 AM
Replies: 11
Views: 292
Posted By jccaclimber

I donít know the outfit and donít have much...

I donít know the outfit and donít have much experience in composite repair (some in composite manufacturing). That said, what I think is the post-repair picture on their web page doesnít strike me as...
06-14-22, 09:16 PM
Replies: 24
Views: 487
Posted By jccaclimber

While I think people are being a bit excessive...

While I think people are being a bit excessive here, weíve also seen too many people end up buying enough new parts that their cost even before labor exceeds the cost of purchasing the same box store...
06-12-22, 02:21 AM
Replies: 93
Views: 3,516
Posted By jccaclimber

Thank you for the follow up. Nice to know it came...

Thank you for the follow up. Nice to know it came out in the end.
06-10-22, 06:07 PM
Replies: 15
Views: 4,226
Posted By jccaclimber

A little wear where the rib goes doesnít matter,...

A little wear where the rib goes doesnít matter, itís just there so the bolt doesnít spin. Some seatpost bolts have a hex opening in both sides, so itís even less necessary. Also note, Campy seatpost...
06-08-22, 12:27 PM
Replies: 29
Views: 692
Posted By jccaclimber

Assuming good care, Iíve seen very few worn out...

Assuming good care, Iíve seen very few worn out frames, brake levers (hoods are another story), front derailers, and really rear derailers other than the wheels and occasionally a return spring.
...
06-08-22, 02:12 AM
Replies: 36
Views: 561
Posted By jccaclimber

Iíve said this previously, but do you know anyone...

Iíve said this previously, but do you know anyone who can do a couple minute wheel swap or cassette swap with you?
Just donít shift into the highest gear in case the sir limit position is different...
06-07-22, 06:18 PM
Replies: 23
Views: 552
Posted By jccaclimber

1. You mentioned loctite and the handle didn't...

1. You mentioned loctite and the handle didn't work well. If a bonded joint fails and you can't change the shape then you need better surface prep, better glue, or more surface area. Find a longer...
06-07-22, 06:06 PM
Replies: 8
Views: 260
Posted By jccaclimber

Rolla covered it well. If your derailer hanger...

Rolla covered it well. If your derailer hanger is bent, then even after replacing everything you listed, your shifting still won't work well. The amount a derailer hanger needs to be off by to...
06-07-22, 01:09 AM
Replies: 50
Views: 1,274
Posted By jccaclimber

Just echoing the above, irrelevant lip service...

Just echoing the above, irrelevant lip service from KMC.
06-06-22, 01:03 AM
Replies: 36
Views: 561
Posted By jccaclimber

I forgot that this was a di2 part, so my usual...

I forgot that this was a di2 part, so my usual cable assumptions are out. What are the odds that something's not right with the derailer?
Stupid question, but you can access all 11 gears and it...
06-05-22, 10:33 PM
Replies: 36
Views: 561
Posted By jccaclimber

Do minor derailer trim adjustments let you change...

Do minor derailer trim adjustments let you change which sprockets make the most noise?
Any unusual noises when pedaling backwards?
You mentioned more vibration in the stand than normal, does this...
06-05-22, 03:07 PM
Replies: 36
Views: 561
Posted By jccaclimber

I did, thank you for asking. I also donít see...

I did, thank you for asking. I also donít see any great harm in verifying what I asked. All sorts of strange things happen when you route things wrong. People sometimes provide an imperfect...
06-05-22, 01:30 PM
Replies: 36
Views: 561
Posted By jccaclimber

Can we get a picture of the rear drivetrain with...

Can we get a picture of the rear drivetrain with everything installed? A video would be better, but a picture or two might clear things up.
06-05-22, 09:48 AM
Replies: 36
Views: 561
Posted By jccaclimber

This is my first guess. Worn rear cassette is on...

This is my first guess. Worn rear cassette is on the list as well.
A picture and video would help.

Does it do it shifting high to low as well as low to high, or in just one direction?
06-04-22, 08:36 PM
Replies: 8
Views: 178
Posted By jccaclimber

My read on the OP is that the new for uses a...

My read on the OP is that the new for uses a smaller diameter lower headset than the frame and old fork, is that correct?
While I canít speak to their quality, I have seen adapters for this in the...
06-04-22, 02:39 AM
Replies: 21
Views: 670
Posted By jccaclimber

I also used gasoline a kid. Of course itís a...

I also used gasoline a kid. Of course itís a flammability risk and leaves your hand smelling awful if you get any on them.
For those that still want to use it, consider that diesel works similarly...
06-01-22, 06:08 PM
Replies: 21
Views: 670
Posted By jccaclimber

Two more thoughts on this: 1. You should never...

Two more thoughts on this:
1. You should never soak steel in the common Simple Green for long periods of time. More an issue with nicer steel bits like chains, higher grades fasteners, etc.
2. As...
05-30-22, 04:09 AM
Replies: 6
Views: 513
Posted By jccaclimber

I'd say the most common suggestion is...

I'd say the most common suggestion is tandemclassifieds, You've mentioned the other two common ones. Without knowing how long your listing has been up there are two common issues. Either you're not...
05-28-22, 01:36 PM
Replies: 35
Views: 901
Posted By jccaclimber

1. The need to shift multiple gears at once is a...

1. The need to shift multiple gears at once is a function of how far ahead you can plan and and how fast the grade is changing. I live in a very hilly area and there are a few places on my commute...
05-27-22, 02:52 PM
Replies: 8
Views: 251
Posted By jccaclimber

The Arai on one of my bikes is set up with...

The Arai on one of my bikes is set up with spacers, and held by the QR pressure. It was set up to simply float when I got the bike. The reaction arm keeps it from moving too far, even if the Pac-Man...
05-27-22, 02:12 AM
Replies: 42
Views: 1,251
Posted By jccaclimber

I guess all the titanium hardware and rod that...

I guess all the titanium hardware and rod that Iíve worked on a lathe with freehand ground HSS tools and worked with a low price hand file (I have better now) must be an anomaly.
Industrially...
05-25-22, 01:58 AM
Replies: 21
Views: 466
Posted By jccaclimber

Amusing side note that speaks to peoples...

Amusing side note that speaks to peoples biases/expectations. At some point I was touring a factory for work and one of the components being made in that plant was a critical Harley engine...
05-24-22, 10:31 PM
Replies: 12
Views: 472
Posted By jccaclimber

Our first tandem was set up so that the drum...

Our first tandem was set up so that the drum backing plate pinched between the rear dropout and axle locknut. Ignoring the fact that the OP says this one isn't set up that way, it was a real PITA...
05-23-22, 09:39 AM
Replies: 42
Views: 1,251
Posted By jccaclimber

Hopefully you were moving the file across the...

Hopefully you were moving the file across the part quite a bit, if not, thatís part of why it took so long. Iím glad you were successful.
05-22-22, 06:03 PM
Replies: 21
Views: 466
Posted By jccaclimber

I agree that the OPs phrasing leaves something to...

I agree that the OPs phrasing leaves something to be desired. In this case, AFAIK, the only options are probably East Asian in origin, and they probably arenít working off of the original engineering...
05-22-22, 01:02 PM
Replies: 21
Views: 466
Posted By jccaclimber

The issue is that the manufacturer changed...

The issue is that the manufacturer changed ownership and decided to stop selling them.
The limited remaining NOS parts available in the second hand market are priced in a way that you might as well...
05-21-22, 11:00 PM
Replies: 28
Views: 643
Posted By jccaclimber

Since I havenít seen it yet in this thread, a...

Since I havenít seen it yet in this thread, a good rule both for those experienced and for those just beginning is to install all threaded items 90% of the way in BY HAND, ie without any tools. It...
05-19-22, 01:33 AM
Replies: 23
Views: 889
Posted By jccaclimber

Iíve know some people who did international...

Iíve know some people who did international stints in Dubai and nearby places. If you want to travel that part of the world and can get a good arrangement itís not bad.
While Iím not going to...
05-18-22, 09:13 PM
Replies: 15
Views: 480
Posted By jccaclimber

On one hand this seems like it would increase...

On one hand this seems like it would increase wear on the sprocket, on the other, Iíd say the vast majority of bicycle owners never wear out the sprockets, or even chain, due to not sticking with the...
05-18-22, 09:11 PM
Replies: 15
Views: 480
Posted By jccaclimber

Iíve seen Shimano chains using that method even...

Iíve seen Shimano chains using that method even recently.
05-16-22, 02:05 AM
Replies: 39
Views: 849
Posted By jccaclimber

This sounds like a fine case of a lack of...

This sounds like a fine case of a lack of understanding leading to anger after someone tries to replace understanding with more force.

As to threads, while many *bicycle* torque specs assume...
Forum: Foo
05-15-22, 07:14 PM
Replies: 12,309
Views: 2,659,218
Posted By jccaclimber

Soylent child? ...

Soylent child?

https://cimg1.ibsrv.net/gimg/bikeforums.net-vbulletin/1124x1418/9bee39d1_94cd_4b04_a022_ed97ecf5d017_77c830b673e4c7fe223a9d7f5863483cb6254e4e.jpeg
05-14-22, 01:45 AM
Replies: 24
Views: 1,735
Posted By jccaclimber

Ensuring the cranks spin all the way around...

Ensuring the cranks spin all the way around smoothly by hand is critical to BB bearing life, irrespective of the power applied. Most chainrings are just a tiny bit eccentric. As a result, if itís...
05-10-22, 01:25 AM
Replies: 7
Views: 731
Posted By jccaclimber

It isnít just that it needs some tension to not...

It isnít just that it needs some tension to not derail. Itís also that the captain backpedaling makes the lower chain portion a high tension segment rather than just a slack tension segment.
05-09-22, 01:33 AM
Replies: 11
Views: 361
Posted By jccaclimber

I tend to live in the fix it camp, but it depends...

I tend to live in the fix it camp, but it depends on the circumstances. If my 1980ís top of the line downtube shifters decide to hit the dust (as if) Iím not going to look for that NOS cherry or the...
05-08-22, 02:39 AM
Replies: 7
Views: 731
Posted By jccaclimber

As someone who had built a few recumbents and...

As someone who had built a few recumbents and ridden a lot more, many of them have absolutely appalling chain management.

Other than old or really cheap frames, tandems tend not to have them for...
05-06-22, 09:58 AM
Replies: 24
Views: 1,735
Posted By jccaclimber

Iím not sure about that. I thought the spindle...

Iím not sure about that. I thought the spindle bottoms out before the spring washer. The washer should just be preloading the bearings and preventing side to side play. Important, but not quite the...
05-03-22, 09:18 AM
Replies: 50
Views: 1,274
Posted By jccaclimber

A bent up cassette tooth might eventually through...

A bent up cassette tooth might eventually through some bad luck result in a mangled side plate, or one popped off of the rivet. Neither of those are what you have here. Your issue is likely isolated...
05-03-22, 09:12 AM
Replies: 27
Views: 2,578
Posted By jccaclimber

Both links work for me.

Both links work for me.
05-01-22, 09:28 PM
Replies: 50
Views: 1,274
Posted By jccaclimber

We can debate the concentration and soak time,...

We can debate the concentration and soak time, but the standard Simple Green can cause hydrogen embrittlement in steels, leading to this sort of failure:...
05-01-22, 03:59 PM
Replies: 50
Views: 1,274
Posted By jccaclimber

1. Thatís a really clear photo. 2. That is not...

1. Thatís a really clear photo.
2. That is not normal.
3. Unless you kept you chain hear a hydrogen source or an acid (which probably would have also rusted it), I doubt this was caused by anything...
05-01-22, 02:12 AM
Replies: 42
Views: 1,251
Posted By jccaclimber

1. I have a feeling many here havenít spent much...

1. I have a feeling many here havenít spent much time filing anything harder than aluminum.
2. If youíre half competent with a file, and have a half decent file in reasonable condition, this is a...
05-01-22, 01:50 AM
Replies: 6
Views: 221
Posted By jccaclimber

I canít say that Iíve ever torqued a lock ring,...

I canít say that Iíve ever torqued a lock ring, but that has more to do with not owning any torque tools for long enough that I got a decent feel for it.
Looking online those two are the same price,...
04-25-22, 05:01 PM
Replies: 23
Views: 693
Posted By jccaclimber

Saying all oils of a given SAE/ISO/whatever...

Saying all oils of a given SAE/ISO/whatever viscosity are the same is a bit like telling the police officer that Pepsi and Sam Adams are both mostly water. Itís close enough to true for those only...
04-25-22, 03:55 PM
Replies: 24
Views: 1,735
Posted By jccaclimber

Are you certain the noise is the bearings and not...

Are you certain the noise is the bearings and not the spindle to crank arm interface?
Warning, Iím going to speculate a bit here: Every trashed ISIS BB Iíve opened had unreasonably small ball...
04-25-22, 02:03 AM
Replies: 23
Views: 693
Posted By jccaclimber

When using oil on chains Iíve found Triflow, or...

When using oil on chains Iíve found Triflow, or any other bike chain lubricant to be close enough and readily available online and at sporting goods stores.
Personally I usually use a wax based lube...
04-24-22, 03:22 PM
Replies: 24
Views: 1,735
Posted By jccaclimber

Iím not sure about the tandem version, but the...

Iím not sure about the tandem version, but the non tandem version of MegaExo is sensitive to having proper torque on the spindle bolt, so use care if you go that route.
04-23-22, 04:36 PM
Replies: 24
Views: 1,735
Posted By jccaclimber

1. Just to make sure, you've been through 2 crank...

1. Just to make sure, you've been through 2 crank arms and 4 bottom brackets?
2. Are you sure you have the right bottom bracket, IE Octalink V1 and V2 are not compatible in either direction. A V1...
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