Ashland I-150SP - Manual (Page 22)

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Machine cuts unevenly.
1. Cutting edges worn unevenly.
a) Replace cutting edges.
2. Improperly inflated tires.
a) Check air pressure in tires.
Push-off cylinder stalls during ejection process.
1. Adjust pressure relief valve bypass pressure.
a) Remove the acorn nut from the end of the pressure relief valve with a ½”
wrench to expose the adjustment screw. Turn the adjustment screw, using a
4mm hex wrench, clockwise to increase pressure and counter-clockwise to de-
crease pressure. Use a pressure gauge in the hydraulic line as shown, to set the
pressure.