7
F
F
G
H
EWS-3
EWS-5
EWS-7
8.0
16.5
41.0
G
H
Model
1 pitch
J
EWS-3
EWS-5
EWS-7
3.0
2.7
11
Spring Balancer Repair Manual
Operating limit of the bottom hook
Model
Limiting dimension (mm)
Operating limit of the wire rope
2-2-2 Inspection of the wire rope
See the figure below and measure the dimension of the wire rope. The wire rope must be replaced
when the dimension has reached the limiting dimension or the limiting number of broken wires
within one pitch. Stop using the balancer and change the wire rope (see “2-3 Replacement of the
wire rope”), or contact us or your dealer.
Dimension J (mm)
Reference
dimension
Limiting
dimension
Limiting number of broken wires
within one pitch
Check of the state of the wire rope
Check that there is no deformation or kink in the wire rope.
Note: Kink is the state in which the wire rope is partially
deformed due to torsion or looseness.
Kink
Deformation
