Yale GLC035AFNUAE082:
Transmission Issue

Have lift in shop and replace tranny pump and rebuilt torque convertor. No have no pump pressure. Am I missing a step?
  • Posted 18 Oct 2013 03:46
  • Discussion started by artie_r
  • New York, United States
Showing items 1 - 4 of 4 results.
F and R switches working, solenoid valve activating and moving, inching spool positioned properly? Is F and R pressure zero? Did you bench test with compressed air? Did you test with compressed air once the clutch shaft was installed in the case? Are the seal rings ok on the clutch shaft?
  • Posted 13 Nov 2013 21:43
  • Reply by mrfixit
  • New York, United States
We have been back and forth on this issue. We have replaced the pump, rebuilt the convertor & the clutches. We have tested the solenoid and replaced the gasket on the control valve. We have inspected the control valve springs. When we put it all back together we have good pump pressure and convertor pressure but still no clutch pressure. We bench tested the clutches before re-installing. Is there something we are missing?
  • Posted 13 Nov 2013 06:49
  • Reply by artie_r
  • New York, United States
I did not fill it. The thing is if I force air into the chamber the pump will build pressure but only 130 lbs while increasing throttle. But once we shut it off it loses pressure. It seems like it keeps losing its prime.
  • Posted 18 Oct 2013 10:43
  • Reply by artie_r
  • New York, United States
not be be dumb, but did you fill the new torque converter with oil (prime the pump)?
  • Posted 18 Oct 2013 10:13
  • Reply by edward_t
  • South Carolina, United States
"it's not rocket surgery"

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