Maintenance and service
ETH Mounting Instructions
38
192-550002N10 ETH March 2019
3.2.2.
Relubrication via central lubrication port (option)
Figure 35: Relubrication via central lubrication port (option)
1: Central lubrication (standard)
2: Central lubrication (Option)
Lubrication port position
Depending on the cylinder size and the selected stroke, the relubrication hole is
located in the mid of the profile or in the mid of the stroke.
Stroke
≥
Stroke limit: L
2
= L
p
/2
Stroke < Stroke limit: L
2
= stroke / 2 + Offset
Pitch
Stroke limit [mm]
Offset [mm]
ETH032
M05
50
15
M10
M16
ETH050
M05
60
15
M10
M20
ETH080
M05
100
20
M10
M32
ETH100
M10
160
22
M20
ETH125
M10
240
25
M20
The below mentioned distances from the rear stop (on the motor side) to the
central lubrication port in the profile are only reference values.
Start-up position of relubrication port
Assumption: Position = 0 at the rear buffer (lead screw completely retracted)
Position of center lubrication option [mm]
Pitch
Stroke
≤
stroke limit
[mm]
Stroke > Stroke limit
Ø10
L
P
L
2
1
2
