21
Blades don't retract or
retract slowly.
Check valve malfunction.
Remove check valve and
inspect for contamination.
Replace if required.
Shear blades close
completely but fails to
shear weld.
Damaged or worn shear
blades.
Replace shear blades.
Shear runs opposite to
control
Hoses hooked up to
wrong ports.
Check that hoses are
connect correctly.
NOTE: After reviewing trouble shooting chart and still unable to determine
problem call the service department at PortaCo Inc. (218-236-0223) for
assistance.
4.5 Technical Specifications
Weld Shear with blades
84-lbs/38.1 kg
Max Pressure
2000 psi/150 bar
Max Flow
10 gpm/40 lpm