Siemens SIPART PS2 Service Manual page 57

10.If the actuator strokes and stops, and the display reads; the red colour in this description
is for recognition only);
The down tolerance has been exceeded.
(A) Confirm the transmission bar is properly set for actuator stoke. See step 4.
(B) Adjust the Friction Clutch so the P number is 6.4 or as close as possible. The red
character should change to a large 0.
Note
The friction clutch should rotate easily with thumb pressure. If not, adjust the yellow wheel
(located just below the knurled thumb wheel – inside the housing, except Flameproof
version) with a small screw driver, by rotating it TO THE RIGHT. This will loosen the
friction clutch and allow rotation of the thumb wheel. Refer to the diagram in step 4 to
locate the thumb wheel, Item 6.
(C) Push the
11.At the end of RUN 3, the display will show the opening and closing speed of the actuator.
During this display, hold the
Display reads:
12.At the end of the LEAKage test, the display will show the leak rate in % of stroke per
minute.
13.Push the
completion of RUN 5, the display will read:
14.Push the
PS2 Troubleshooting Guide
Service Manual, 03/2017, A5E36661550-AA
button to continue.
button for 2 seconds. This will initiate the LEAKage test.
button to continue with auto calibration. There are a total of 5 Runs. At the
button once. The display reads:
Appendix A
A.2 Initialization Procedure
55