7 Appendix
B 1000 en-3921 53
7.1.2 UNIVERSAL/MINIBLOC worm gear units
NORD UNIVERSAL/MINIBLOC worm gear units are suitable for all installation positions. They have
an oil filling which is independent of the mounting position.
As an option, types SI and SMI can be equipped with a vent screw. Gear units with vents must be
installed in the stated mounting position.
Types SI, SMI, S, SM and SU as 2-stage gear unit types and types SI, SMI as worm gear units for
direct motor mounting have an oil filling which depends on the mounting position and must be installed
in the stated position.