Owner`s manual
7 
obstruction sensing adjustment to prevent 
one operator from overloading the other.  
The electrical hookup is made in the 
junction box located in the right front 
corner of the frame. See Figure 7, Page 7.
Figure 7: Service Conduit 
104888 
The AWG wire size for the electrical service depends on the distance of 
the operator from the breaker panel. Refer to the table below to 
determine the correct wire size. The NOMINAL column is the ideal 
distance from the breaker panel to the operator for a given wire size.  
The distances shown in the MAXIMUM column should never be 
exceeded. For distances greater than 3200', it is recommended that your 
local utility be contacted to install a service feeder for the installation. 
106729 
Figure 9: Chain Configuration - Back Drive 
B
: PREPARING THE SITE 
 NOTICE: The Installer is responsible for guarding the 
post mounted Idler Sprocket in back drive installations. 
106728 
Figure 8: Chain Configuration - Normal Drive 










