Adjusting the potentiometer
Service Instructions 827/827-M - 01.0 - 05/2019 75
4. Call up the technician level using the Plus/Minus buttons (3):
As the case may be, press the Plus or Minus button below the letter
or the number until the display indicates t1004.
5. Press the OK (5) button.
Fig. 56: Adjusting the potentiometer (2)
6. Check whether the lifting gear plates are flush.
If the plates are not flush:
7. Loosen the threaded pins (1).
8. Adjust the connecting clamp (2) for the lifting cylinder such that
the plates are flush.
9. Tighten the threaded pins (1).
10. Loosen the threaded pin (3).
11. Turn the potentiometer axle such that the left display shows 1 in
the first instance and the relevant maximum speed next to it.
12. Tighten the threaded pin (3) without changing the value shown in
the display.
13. Press the ESC button 2 times.
Important
14. Switch off the machine.
15. Switch on the machine.
Switching off and on will save the adjustment.
(1) - Threaded pins
(2) - Block
(3) - Threaded pin
(4) - Potentiometer
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