

| Subject: | Re: Brake locks up in reverse |
| From: | Scott Daniel - Turbovans |
| Date: | Sun, 27 May 2012 21:48:20 -0700 |
Scary .. to think a VW could lock up on a feller with no warning. Glad it's never happened to me . Knock on wood. On 5/27/2012 5:22 PM, Jason wrote: > I have seen diffs lock up in other vehicles, but never a vanagon. I once > had a customer's car with "transmission problems" lock up on me at about 30 > kph driving it across the parking lot to the shop. It just about put my > head into the windshield! Who would think to put their seat belt on just > to pull a car in the shop... It was a 91 Golf GTI. I backed up a foot, > freed the diff and managed to pull onto the hoist. > > Jason > > > On Sun, May 27, 2012 at 7:57 PM, Scott Daniel - Turbovans< > scottdaniel@turbovans.com> wrote: > >> Perhaps they just behave better around me.. >> I've seen two seized up VW manual trans .. >> a ton of noisy ones .. >> can't think of any with parts blown out the sides, starting from the 60's. >> >> >> >> >> On 5/26/2012 9:05 PM, Dennis Haynes wrote: >> >>> Bearings can fail quickly and with little warning. Once a cage breaks or >>> debris jams the rollers to prevent rolling things can self-destruct very >>> quickly. I've seen more than one VW tranny blow parts out of the case. >>> >>> Dennis >>> >>> -----Original Message----- >>> From: Vanagon Mailing List [mailto:vanagon@gerry.vanagon.**com<vanagon@gerry.vanagon.com>] >>> On Behalf Of >>> Scott Daniel - Turbovans >>> Sent: Saturday, May 26, 2012 7:51 PM >>> To: vanagon@GERRY.VANAGON.COM >>> Subject: Re: Brake locks up in reverse >>> >>> all right .. >>> thanks for the info Daryl. >>> I see ..about the pinion getting out of place badly. >>> >>> that's from extreme up-down lateral displacement play on the pinion >>> shaft ? >>> >>> seems like one would have to be very noisy for years for that to happen. >>> >>> good to see your post. >>> Scott >>> >>> >>> On 5/25/2012 9:36 PM, Daryl Christensen wrote: >>> >>>> Definitely possible Scott... >>>> I have one here that feels like it hits a brick wall when the clutch >>>> is disengaged while in Reverse. See several a year. >>>> The pinion bearing gets almost 1/2" of slop and it slams the pinion >>>> teeth into the differential housing only in reverse. Going forwards, >>>> the shaft is pushed away from the diff and bass ackwards in reverse... >>>> >>>> Daryl of AA Transaxle >>>> 425-788-4070 >>>> "On the cutting edge of Old technology" >>>> 86 Syncro Westy w/Turbo Zetec in the trunk >>>> 90 Doka Tristar w/2.5 Subie >>>> >>>> >>>> -----Original Message----- >>>> From: Vanagon Mailing List [mailto:vanagon@gerry.vanagon.**com<vanagon@gerry.vanagon.com>] >>>> On >>>> Behalf Of Scott Daniel - Turbovans >>>> Sent: Friday, May 25, 2012 9:13 PM >>>> To: vanagon@GERRY.VANAGON.COM >>>> Subject: Re: Brake locks up in reverse >>>> >>>> I see. >>>> I have been dealing with VW transaxles since the 60's .. >>>> and have never seen one , of the many thousands I've driven or been >>>> around, that would lock up in reverse only .. >>>> though of course that does not mean it's not impossible. >>>> >>>> On 5/23/2012 10:17 PM, Dennis Haynes wrote: >>>> >>>>> This Vanagon thing is just s side line for me. In my years of >>>>> industrial experience I have seen my share of bearings fail in such a >>>>> way that they would only turn in one direction effectively making a >>>>> one way clutch. I have seen ball, roller, and even taper roller >>>>> bearing fail this way. Often all it takes is some debris or the >>>>> bearing material failing. I have also seen my share of VW >>>>> transmissions >>>>> >>>> fail this way. >>>> >>>>> Dennis >>>>> >>>>> -----Original Message----- >>>>> From: Vanagon Mailing List [mailto:vanagon@gerry.vanagon.**com<vanagon@gerry.vanagon.com>] >>>>> On >>>>> Behalf Of Scott Daniel - Turbovans >>>>> Sent: Tuesday, May 22, 2012 6:55 PM >>>>> To: vanagon@GERRY.VANAGON.COM >>>>> Subject: Re: Brake locks up in reverse >>>>> >>>>> I'll sure go along with that if it's an automatic. >>>>> I've had it happen ..on a very tired automatic that sat for two >>>>> years...then I installed it. >>>>> >>>>> manual trans though ..possible but very unlikely I would think. >>>>> >>>>> are the parts, like the adjuster rod, swapped from side to side by >>>>> any chance ? .. >>>>> not that I especially think that would cause this problem. >>>>> >>>>> scott >>>>> >>>>> On 5/22/2012 3:50 AM, Dennis Haynes wrote: >>>>> >>>>>> Are you sure it is the brakes? A bad ring and pinion in the >>>>>> transmission can cause that nasty effect. If an automatic so can a >>>>>> bad >>>>>> >>>>> sprag clutch. >>>>> >>>>>> Brakes will feel more like a gradual drag. If it is a sudden snap >>>>>> type hard lock up look into the tranny. >>>>>> >>>>>> Dennis >>>>>> >>>>>> -----Original Message----- >>>>>> From: Vanagon Mailing List [mailto:vanagon@gerry.vanagon.**com<vanagon@gerry.vanagon.com>] >>>>>> On >>>>>> Behalf Of HotelWestfalia >>>>>> Sent: Monday, May 21, 2012 11:03 PM >>>>>> To: vanagon@GERRY.VANAGON.COM >>>>>> Subject: Brake locks up in reverse >>>>>> >>>>>> Hi to all, >>>>>> I have no idea why, but when I put it in reverse it soon locks up. >>>>>> What is it? >>>>>> I took them apart on both sides and all is great other than the >>>>>> drums are 20 thou oversized already and having deep ridges both sides. >>>>>> Anyone has an idea? >>>>>> Thanks God to the Vanagon List, >>>>>> Zoltan >>>>>> >>>>>>
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