Cat Lift Trucks (& Caterpillar) GP15K:
Mast Leaking Down

We have re-packed lift cylinders,changed valve body, changed flow regulator valve. When mast is at full extension it will hold,however,when we lower mast partially,it will drop approximately 2-3 inches and hold. Lower the mast some more and it will drop 2-3 inches and hold. It doesn't do this in any particular spot in the mast,just
random spots
  • Posted 25 Mar 2016 08:42
  • Discussion started by vbar
  • Texas, United States
Showing items 1 - 1 of 1 results.
Did you do all this work for this symptom or was there something else wrong & now this challenge popped up?

What upright is installed (simple, triple, full free lift simple, etc).
  • Posted 2 Apr 2016 00:58
  • Reply by bbforks
  • Pennsylvania, United States
bbforks (at) Hotmail (dot) com
Customers love technology- until they have to pay to fix it!

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