Lenze SIMPLABELT Compact Units - Manual (Page 22)

Maintenance
22
L
BA S’belt KE EN 1.0
6.2.3 Replacing the lubricant at gearboxes
See Gearbox Operating Instructions.
Stop!
Never adjust the speed at standstill!
Otherwise, the compact unit will be damaged!
It must be observed that the V-belt
l does not run on the hub base (clearly audible running noises).
l does not run over the edge of the variable speed pulley.
Non-observance may lead to damage of the drive (bearing damage, belt damage).
Procedure of electric remote adjustment (Fig. 3)
1. Switch on the drive motor.
2. First adjust the upper speed limit (n
2max
).
– Check speed with hand tacho, increase speed to max with switch S1.
– Move limit switch S3 towards the contact pin until it switches audibly.
– Tighten the fixing screws of the limit switch.
3. Afterwards adjust the lower speed limit in the same way (momentary-contact switch S2 and
limit switch S4).
Procedure of front and angle adjustment (Fig. 8 and Fig. 9)
1. Switch on the drive motor.
2. Remove the bottom cover (4) of the adjustment unit.
3. Increase speed to its maximum indicated on the nameplate (pos. 1) (Fig. 1 and Fig. 2) by
means of the handwheel and the hand tacho.
4. Bolt (6) must be screwed in as an end limit.
5. Adjust the minimum speed in the same way and use bolt (5) as a limitation.
6. Remount the cover (4).
Afterwards check with the hand tacho whether the display values of the position indicator at the
handwheel correspond to the actual speed value. If not:
Adjust position indicator
7. Loosen setscrew (7) and remove the position indicator (9).
8. Turn the position indicator (9) until the display value corresponds to the actual value, ensure
that the scale is in position.
9. Refit the position indicator (9) in the handwheel (8) and secure it with the setscrew (7).
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