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6 TROUBLESHOOTING
PROBLEM
CHECK
SOLUTION
Rotor does not spin.
Rotor jammed.
Remove material from rotor.
Low oil.
Check oil level in excavator. Add
if necessary.
Not enough oil flow.
Check flow control on excavator.
See your dealer.
Rotor does not have much power. Low oil.
Check oil level in excavator. Add
if necessary.
Oil filter plugged.
Replace excavator oil filter.
Relief valve not set properly.
Set relief valve. Pressure should
be between 2,500 and 3,500 psi.
Not enough oil flow.
Check flow control on excavator.
See your dealer.
20
Summary of Contents for GXM350
Page 1: ...GXM350 GXM550 And GXM750 Stump Grinder OPERATOR S MANUAL Issue Date March 2022...
Page 9: ...7...
Page 13: ...11...