Meade, Wild guess, hard to tell w/o actually comparing the ride to mine (c: . But I bet you have a combination of valve rebuild (leaks down, not at right height w/trailer attached) and sphere (bounce).
I dont see how the valve could affect only one side, but since the spheres are individual to a side, they might well be the cause of the bounce issue. I was amazed at how much nicer my wagon rode once I replaced the spheres, in terms of bounce under load. Now I have a ramp beside the house, and you can pull the boat up here, we'll go for a sail, then diagnose the SLS over beverages! It's only 3 hours away (c: . Richard --- [EMAIL PROTECTED] wrote: > Dieselvolk, > > Well, this past weekend I towed my sailboat back and forth from > storage to boat shop to house to boat ramp, and found the experience > most unpleasant. Lots of bouncing, tongue of trailer yanking on the > hitch like a wild animal trying to escape, having to drive real slow > on the rougher sections of road, stopping several times to try to > shift more weight onto the tongue to see if that would fix it. > > So, it took me three days to realize it, but I've finally decided > that there must be a problem with the Self Leveling System (SLS) for > the rear axle. I did the bounce test, and the RR corner seems to > bounce easier than the LR. Most of the time the rear of the car is > at the correct height when driving, but when loaded with the trailer > that only occcured some of the time. Also, she leaks down and sags a > little most of the time. > > My first guess is that it's time to rebuild the control valve. The > valve in the car now came from a '79 donor, cost was all of $10 last > summer. It worked well until recently, when the car started sagging > when parked, not always but enough to bug me. Does it make sense > that a failed control valve would cause one side to be weaker than > the other? Supposedly the nitrogen spheres were replaced by the PO > about 5 years ago, I wonder if one of those has failed, which in turn > pushed the control valve over the edge? Hmmmm, last rebuild of the > original control valve also failed after ~year or less. Hmmmm.... > > Very respectfully, > /s/ > LCDR Meade M. Dillon, USNR > Digest Lurker since 2001 > '85 300TD 322k miles (Euro 5spd) > '96 Infiniti I30 149k miles (wife's 5spd) > '73 Balboa 20 'Sanctification' > Charleston SC > > __________________________________________________ Do You Yahoo!? Tired of spam? Yahoo! Mail has the best spam protection around http://mail.yahoo.com
