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11-13-2012, 09:01 PM
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#2371 |
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The Old Fart
Joined: Aug 2007
Location: Spoke Can, WA
Oddometer: 1,624
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Brake line leaks
It's getting to be my favorite time of the year for riding...honest! So I notice I'm losing brake fluid out of the front system somewhere. Do some quick trouble shooting and discover two leaks! And it's a brand new braided steel line. Actually the line is O.K., it's leaking at both ends. Must be a thread issue. Unfortunately, the old brake line got tossed months ago....This will keep me off the bike for a while longer. Next in line, new wheel bearings and lubing the splines. Love my airhead!
One nice thing about working with brake fluid leaks; it makes your hands squeaky clean.
__________________
"Fiona" - 1982 R100RT - Hacked - EML suspension, Squire ST2 chair "You can tell a woman's mood by her hands. If she has a gun in one, she's probably mad." |
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11-13-2012, 09:41 PM
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#2372 |
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Adventure Reject
Joined: Nov 2008
Location: Idaho Yo'
Oddometer: 1,895
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Are there supposed to be some copper crush washers that should be between the the line fitting and the banjo bolt or the fitting and the caliper/master cylinder? Cheque the fiche, that nay solve the problem. If they are there, where they replaced when the line was replaced?
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2012 KTM 250XC-W "Ginger" 2009 Honda CRF450X "Donna" 2008 KLR 650 "KLR" By the way do you know what the definition of a volunteer is? Someone who didn't fully understand the question. - Mr. Vimes
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11-14-2012, 07:01 AM
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#2373 | |
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The Old Fart
Joined: Aug 2007
Location: Spoke Can, WA
Oddometer: 1,624
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Quote:
__________________
"Fiona" - 1982 R100RT - Hacked - EML suspension, Squire ST2 chair "You can tell a woman's mood by her hands. If she has a gun in one, she's probably mad." |
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11-14-2012, 07:28 AM
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#2374 |
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Low Speed, High Drag
Joined: Mar 2006
Location: Spokavegas, WA.
Oddometer: 1,629
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Which line is it that is leaking? I remember a few of those lines being hard to get tight...
__________________
I do stupid stuff, brace yourself... |
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11-14-2012, 07:34 AM
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#2375 |
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The Old Fart
Joined: Aug 2007
Location: Spoke Can, WA
Oddometer: 1,624
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Hey Dillon, reading this after work? How's the graveyard thing going? It is the cable from the right hand brake handle to the "T" under the gas tank. The other two seem to be O.K. In fact, the brakes are working great.
__________________
"Fiona" - 1982 R100RT - Hacked - EML suspension, Squire ST2 chair "You can tell a woman's mood by her hands. If she has a gun in one, she's probably mad." |
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11-15-2012, 08:46 AM
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#2376 |
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Low Speed, High Drag
Joined: Mar 2006
Location: Spokavegas, WA.
Oddometer: 1,629
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That is the line I thought was leaking, I remember it being hard to get tight. I think some new crush washers will help get that guy to seal up better.
Anyway grave shift is going alright, we basically pack and ship all the parts that keep the Alberta oil fields running (my shift is responsible for the daily shipment for Finning Mildred Lake, which is the CAT dealer that supplies parts to the oil sands operation). The only bad part is I dont get to spend as much time with Randi as I would like, but hey its work and I am infinitely thankful for a job. It is also allowing us to properly fund the CL350 rebuild. I really cannot wait to get it together and sorted out. The fact that Randi is driving the rebuild and is massively involved is awesome, but I am thinking riding together may be a bit better
__________________
I do stupid stuff, brace yourself... |
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11-15-2012, 09:06 AM
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#2377 |
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Gnarly Adventurer
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You will never get it to stop leaking if those crush washers are gone. They are cheap and should be replaced every so often if you take the system apart.
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2006 KTM 950 Adventure - Go Everywhere Bike 1993 Suzuki GSX1100G - Street Touring Shafty |
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11-15-2012, 08:45 PM
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#2378 |
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Adventure Reject
Joined: Nov 2008
Location: Idaho Yo'
Oddometer: 1,895
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Very much agree 75monza. They should be kept stocked like a beer fridge. Don't let a $0.50 part separate a day riding vs not riding. Especially this time if year and when it comes to safety like brakes. It's never the expensive part that stops you it's the cheap. See challenger.
__________________
2012 KTM 250XC-W "Ginger" 2009 Honda CRF450X "Donna" 2008 KLR 650 "KLR" By the way do you know what the definition of a volunteer is? Someone who didn't fully understand the question. - Mr. Vimes
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11-16-2012, 06:48 AM
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#2379 | |
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The Old Fart
Joined: Aug 2007
Location: Spoke Can, WA
Oddometer: 1,624
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Quote:
Do you think that the threaded ends of the line may also be a little long? I could have them shave off an 1/8" or so. Just wondering. I'm not the most experienced wrench in the shed. SWMBO can help me rebleed the line once it's reinstalled. BTW, Dillon had rebuilt the brake calipers for me (all three) and they work the sh*ts! Very happy with the results.
__________________
"Fiona" - 1982 R100RT - Hacked - EML suspension, Squire ST2 chair "You can tell a woman's mood by her hands. If she has a gun in one, she's probably mad." |
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11-16-2012, 08:35 AM
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#2380 |
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Low Speed, High Drag
Joined: Mar 2006
Location: Spokavegas, WA.
Oddometer: 1,629
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I didnt get the impression the threaded ends of the line were too long when we installed the lines. I would start with new crush washers. Also try to tighten up that junction block that is attached to the frame under the tank. It could be that guy being a touch loose is allowing the vibrations to loosen the line just enough to generate a leak.
__________________
I do stupid stuff, brace yourself... |
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11-16-2012, 03:03 PM
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#2381 |
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The Old Fart
Joined: Aug 2007
Location: Spoke Can, WA
Oddometer: 1,624
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The junction box was tight until I loosened it. Had to clean up the brake fluid on it and the bundle of wires under it.
![]() Will let you know how things go once I get some crush washer in there. Thanks again for the advice fellas.
__________________
"Fiona" - 1982 R100RT - Hacked - EML suspension, Squire ST2 chair "You can tell a woman's mood by her hands. If she has a gun in one, she's probably mad." |
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11-16-2012, 06:27 PM
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#2382 |
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KTM Junky
Joined: Oct 2008
Location: Boise, ID
Oddometer: 32
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Good luck with your brakes Dale and thank you LadyBug. If I get back up that way, I will see if I can join you guys for a ride. If you head down this way, please let me know. This area has some great riding.
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11-17-2012, 02:16 PM
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#2383 |
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Low Speed, High Drag
Joined: Mar 2006
Location: Spokavegas, WA.
Oddometer: 1,629
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Did some work on Randis bike today, looks like we now have serviceable front suspension
![]() Next step is getting the frame blasted and painted and then probly some assembly before we tear down the engine for inspection.
__________________
I do stupid stuff, brace yourself... |
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11-17-2012, 04:21 PM
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#2384 |
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The Old Fart
Joined: Aug 2007
Location: Spoke Can, WA
Oddometer: 1,624
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Um, went to NAPA, O'Reilly's, Spokane Power Sports, and Home Depot. No one had the crush washers in the size I need. Looks like it's a trip to House of Hose and/or The BWM dealer....
I also need to pull the whole right hand brake handle assembly apart. In Clymers it shows a piston system in there. I THINK that may be the cause of leakage at that point. I'm guessing the gaskets may be worn out. Will have to get them over the internet. At the "T" it looked like the threaded section of the brake line wasn't going into the T totally. A couple millimeters of thread are still exposed. This keeps the crush washer from sealing properly. I am hoping to find some thicker crush washers with the same interior diameter to fill that space. Question: Can I use 2-4 thinner washers to do the same thing if I don't find any thicker ones?
__________________
"Fiona" - 1982 R100RT - Hacked - EML suspension, Squire ST2 chair "You can tell a woman's mood by her hands. If she has a gun in one, she's probably mad." |
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11-17-2012, 05:05 PM
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#2385 |
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Low Speed, High Drag
Joined: Mar 2006
Location: Spokavegas, WA.
Oddometer: 1,629
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You will only need to get gaskets for the piston in the master cylinder if you are getting leakage from where the lever acts against the piston or your brake lever slowly goes towards the handle bars when holding the brake. Anyway for those washers I would check with Inland Pacific Hose and Fitting, they tend to be cheaper than House of Hose when it comes to parts like that.
__________________
I do stupid stuff, brace yourself... |
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