[DeTomaso] ZF gears don't engage properly

Thomas Törnblom thomas at hax.se
Thu Oct 5 13:40:36 EDT 2017


A long throw slave cylinder could possibly help. 

/Thomas

> 5 okt. 2017 kl. 18:34 skrev Julian Kift <julian_kift at hotmail.com>:
> 
>   It sounds like there is enough residual drag on the clutch to prevent
>   gear engagement, but not enough to overcome internal resistance in the
>   gearbox to turn an output shaft/wheel. Can you get a 40 thou feeler
>   gauge between the pressure and friction plates when the clutch is
>   disengaged? Are you sure you have all the air bled from the clutch
>   line?
> 
>   The pilot bearing could also be dragging, I have encountered this in
>   the past with a bronze oilite bushing or if the input shaft could be
>   slightly damaged (easily done in shipping if not secured appropriately
>   in a crate)
>   Julian
>     __________________________________________________________________
> 
>   From: DeTomaso <detomaso-bounces at server.detomasolist.com> on behalf of
>   Patrick HALS <patrickhals at gmail.com>
>   Sent: Thursday, October 5, 2017 8:24 AM
>   To: detomaso at server.detomasolist.com
>   Subject: [DeTomaso] ZF gears don't engage properly
> 
>   I immediately start by apologizinge for my poor technical wording ,
>   Folks !
>   Here is the problem:
>   My mechanic has fitted a second hand ZF DS2 gearbox in a Pantera.
>   Everything works fine when the engine does not run, all gears engage
>   and
>   disengage freely.
>   The clutch is new and works fine, engage and disengage. the pedal is
>   normal, and you can see it moving through the window in the
>   bellhousing.
>   The gearlever is well centered in the tunnel in the cockpit
>   Strangely, when the engine runs, it is impossible to engage any gear
>   properly.
>   If you start the engine with a gear already engaged, and the clutch
>   pushed,
>   it works fine, the wheel is not rotating.
>   If you release the clutch, the wheel turns normally, and the gear can
>   be
>   disengaged normally, but a new gear can not be entered, as the teeth
>   are
>   hitting each other in the gearbox
>   Someone told me that maybe , the oil in the gearbox was not correct, or
>   that the level was not sufficient .
>   Does that make sense ?
>   Thank you
>   Patrick
>   Candy 2862 ( still missing )
>   ADA 9628
> 
> 
> !DSPAM:59d65f2a243572015620521!
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