Operating / Mounting instruction
50 192-550003N10 ETH ATEX December 2019
Do only use the toothed belt specified by Parker.
Do only use the toothed belts with mentioned part number.
To insert the hollow shaft (Figure 39 pos. 19) with the two bearings into the
bearing unit (Figure 39 pos. 18) and mount the bearing flange (Figure 39 pos. 16)
use a hand press and carefully press the parts into each other.
Screw screws (Figure 39 Pos.8) into the bearing unit.
Provide screws with screw lock and observe screw tightening torque.
Tightening torques: Toothed belt change ETH100&125
Position Screw tightening torques Screw locking compound
ETH100
ETH125
Adjust the toothed belt pre-tension with the tension screw (Figure 39 pos.12):
For the same toothed belt. Re-apply toothed belt pre-tension (see page 41).
For a new toothed belt: Resetting the toothed belt pre-tension (see page 41)
Mounting the motor (see page 32)
3.4 Belt / belt tensions
ETH032 ETH050 ETH080 ETH100 ETH125
Part No.
0111.913 0121.913 0131.913
0151.913
Belt pre-tension
210 N ±7 N 230 N ±7 N
4900 N ±36 N
Trum Frequency
272 Hz ±2 Hz
0.060 kg/m 0.080 kg/m 0.120 kg/m 0.2065 kg/m 0.33 kg/m
4. Supply repair
In the event of a damage or a mechanical defect, the entire unit must be returned
for repair (Parker Hannifin (see page 2)). The repair must be made by trained
Parker personnel.
User conversions and changes are not Permitted
The linear actuator must not be changed in its design or in terms of safety without
our approval. Any change as defined here made by the user excludes any liability
on our part.
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