Assembly and Operating Instructions – Gear Units R..7, F..7, K..7, K..9, S..7, SPIROPLAN® W
83
5
Helical/parallel-shaft helical/helical-bevel gear units
Startup
5.4
Helical/parallel-shaft helical/helical-bevel gear units
No special startup instructions are required for helical, parallel-shaft helical and helical-
bevel gear units providing the gear units have been installed in accordance with chapter
"Mechanical Installation" (page 18).
5.5
Gear units with backstop
The purpose of a backstop is to prevent undesirable reverse rotation. During operation,
the backstop permits rotation in one specified direction of rotation only.
The direction of rotation is determined with a view to the output shaft (LSS).
•
Clockwise (CW)
•
Counterclockwise (CCW)
The permitted direction of rotation is indicated on the housing.
NOTICE
Operating the motor in the blocking direction could destroy the backstop.
Possible damage to property
•
Do not start up the motor in the blocking direction. Be sure that the motor power
supply is correctly connected so that the motor rotates in the required direction.
•
The backstop can be operated in blocking direction with half the output torque once
for control purposes.
659173899
A
B
CCW
CW
CCW
CW
0
0
I
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