User Guide

FRICTION CLUTCH

MODIFICATION

665599221122

APPLICATION REQUIREMENTS:

This modification is available for Model GH standard door operator with 24V control circuits (M) and solid state logic control board (L).

This modification is not available on 3 HP or with any NEMA 7/9 (Hazardous Area) Modifications.

FUNCTIONS:

Used to adjust transmission of torque from motor to gear reducer for slip during starting. Mounted between motor and gear reducer;

therefore, it does not provide protection for overloading of gear reducer, nor will it slip if door encounters an obstruction during travel.