I could not clamp a tool in the spindle. I though the drawbar was stuck in the clamped position. It turned out that it was actually open and couldn't clamp on the tool. There was no tension.
What I found along the way.
"Waiting on air valve"
The piston would just cycle over and over.
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Drawbar up
Drawbar down
Lots of cracked washers
The floater was dinged up on the ID where the bearings ride.