User Guide
41
If you have a question about GTO/PRO accessories
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HEDDOLF
UNIVERSAL
RECEIVER
MODEL 294
PUSH TO OPEN BRACKET (347 IH)
Required when GTO/PRO® gate operator(s) must push the gate open, such as on a sloping driveway or where space
prevents gate(s) from opening inward (pulled open). Order two PTO brackets for conversion of a dual swing gate
installation.
COLUMN MOUNT LOCK RECEIVER (433IH)
For mounting the Automatic Gate Lock on brick columns, walls, or for other applications with limited space
between gate and post.
REPLACEMENT TRANSFORMER (RB570)
Standard 18 volt
2200 ma or 40 VA
transformer for maintaining the battery included with the GTO/PRO® 1500
gate operator. This is the only transformer approved for use with all UL325 GTO/PRO® gate operator systems.
GARAGE DOOR RECEIVER (RB709)
The Garage Door Receiver allows you to use the same GTO/PRO® entry transmitter (see Dual and Triple
Transmitters) to operate your gate operator and your garage door operator. Compatible with most garage door
operators.
DUAL & TRIPLE BUTTON TRANSMITTERS (RB742 & RB743)
The Dual (RB742) & Triple (RB743) Button Transmitters are for remote control of multiple separate gate operators,
and/or gate operator(s) and garage door operator(s) (see Garage Door Receiver). 9 Volt battery included.
LOW VOLTAGE WIRE (RB509)
The 16 gauge, multi-stranded, dual conductor Low Voltage Wire is for connecting the AC powered
transformer, or the Solar Panel to the control board. Also used for the connection of accessories, such as locks,
keypads, push buttons and other wired control devices. This specially designed wire is UV treated, PVC coated
and ready for direct burial. Available in 1000' rolls or special lengths.
ACCESSORIES
The contents of all material available on this installation manual are copyrighted by GTO, Inc. (“GTO”), unless otherwise indicated. All rights are reserved by GTO, and content may not be reproduced,
downloaded, disseminated, published, or transferred in any form or by any means, except with the prior, written permission of GTO. Any reprinting of GTO publications is by permission only. Copyright
infringement is a violation of federal law.
GTO®, GTO/PRO®, Bulldog® are registered trademarks of GTO, Inc. Professional Access Systems™ is a trademark of GTO, Inc. and are the exclusive property of GTO, Inc. (“GTO”).
All rights are reserved by GTO, and these marks may not be used, in any for without the prior, written permission of GTO.










