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GT20 Wire and Programming Manual
P/N C-00140 Rev 5-7-18
Nabco Entrances Inc. S82 W18717 Gemini Drive Muskego, Wisconsin 53150
Phone: (877) 622-2694 Fax: (888) 679-3319 www.nabcoentrances.com
NABCO hours of Operaon: Monday to Friday 8:00 a.m.- 4:30 p.m. (Central Time)
• Turn OFF all power to the Automatic Door if a Safety System is not working.
• Instruct the Owner to keep all power turned OFF until corrective action can be achieved
by a NABCO trained technician. Failure to follow these practices may result in serious
consequences.
• NEVER leave a Door operating without all Safety detection systems operational.
DN 1145
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