1
Fig. 6-1: Check the drive motor rotational direction
[1]
Protective cover (removed)
1. Switch the main switch OFF.
2. Open the enclosure.
3. Remove the protective cover from the clutch.
4. Switch the main switch ON.
5. Press start button < I >.
6. Check the rotational direction.
7. If the direction of rotation is wrong: Immedi-
ately switch the compressor off with the emer-
gency-stop pushbutton and not with stop button
< O >; otherwise damage to the compressor
may occur, even if it only operates very briefly.
8. Switch the main switch OFF.
9. Correct the rotational direction. Change the
compressor rotating field.
10.Replace the protective cover on the clutch.
11.Shut enclosure.
Check the direction of rotation of the fan mo-
tors (for RS compressors )
CAUTION
Risk of falling
The rotational direction of the fan motors
can only be checked "from above".
➯
Ensure safe climbing means are
provided.
1
2
3
Fig. 6-2: Check direction of rotation of fan motors (air-
cooled system)
[1]
Cooling air inlet
[2]
Cooling air outlet
[3]
Fan direction of rotation
