hey guys thanks for the site it is great to finally get some help on this old beast . well at least i hope some one can help. i have an older 235c excavator that i was using but it quit swinging .so i rebuilt the swing and pilot pump gear type by the way .now it swings but wont travel i can feel the motor bog when either pedal is pushed my main pumps are putting out 4000 + the piolt is putting out around 300 psi feels like travel brakes are stuck on any ideas on how to release track brakes anyhelp would be greatly appriceatted
you know the serial number
I think you need 335 psi from pilot pump