8604589
12 Ton Hydraulic Shop Press
V 4.1
12
For technical questions call 1-800-665-8685
Problem(s)
Possible Cause(s)
Suggested Solution(s)
No oil flow
1.
Cylinder doesn’t
move.
2.
Air lock in the lines
3.
No pressure reading
on gauge.
1.
Check oil level. Fill as required.
2.
Loosen fitting to bleed line.
3.
Check pressure gauge. Replace if
defective.
a.
Check control valve. Clean,
repair or replace as required.
b.
Check cylinder seals. Oil
bypassing in cylinder. Replace
seals.
Oil on Press.
1.
Oil leaking from
cylinder.
2.
Oil leaking from loose
fitting or line.
1.
Replace seals as required.
2.
Tighten or add sealant as required
a.
Defective fitting. Replace.
Cylinder ram
doesn’t move.
1.
Hydraulic problems.
2.
Press overloaded.
3.
Ram jammed.
4.
Ram binding.
5.
Press efficiency
drops.
1.
Check hydraulic system. Check
workpiece.
2.
Exceeded capacity of Press. Use a
larger press.
3.
Check cylinder. Remove defective
part and repair.
4.
Cylinder ram is bent. Replace ram
and seals. Use more care when
applying loads.
5.
Purge air from hydraulic system as
described in Bleeding the Hydraulic
System.
