EBAA Iron 1112HD Installation Manual
Series 1112HD
Restraint for Existing Push-on
Joints on Ductile Iron Pipe
Installation Instructions
1. The Series 1100HD is designed for restraining existing ductile iron pipe,
conforming to ANSI/AWWA C151/A21.51 (all thickness classes), push on
pipe bells. It has a split restraint ring on the spigot and a split ring behind
the bell.
2. Install the split ring behind the bell in the direction indicated on the casting.
Tighten the clamp bolts to 90 ft-lbs.
3. Disassemble the split restraint ring then reassemble restraint on the spigot such that the bolt holes are in alignment and the distance between the
rings is suitable for the tie bolt length with the lip of the restraint facing
toward the bell. Allow enough room on the tie bolt to fully engage the nut
with several threads showing.
4. Install the tie bolts in each available bolt hole for maximum distribution of
operating forces. Place nuts on the end of the tie bolts. Allow enough room
on the tie bolt to fully engage the nut with several threads showing.
CONTENTS
Qty. Description
1 1112SDB Split MEGALUG
1 1712BR Back-Up Ring
4 Tie Bolts w/ Nuts
4 CORTEN T-Bolts w/ Nuts
®
Pull the restraint ring away from the joint until the slack is removed from
the tie bolts.
5. Tighten the torque limiting twist o nuts in a clockwise direction (direction
indicated by arrow on top of nut) until all wedges are in rm contact with
the pipe surface. Continue tightening in an alternate manner until all of the
nuts have been twisted o. Tighten the tie bolt nuts until the ring behind
the bell is in rm contact with the back of the bell.
6. If removal is necessary; use the ⅝” hex heads provided. If reassembly is
required, assemble the product in the same manner as indicated in the
previous steps and tighten the wedge bolts to 90 ft-lbs.
1010-H
APPROXIMATE SHIPPING WEIGHT: 82 lbs.
Series 1112HD
Restraint for Existing Push-on
Joints on Ductile Iron Pipe
Restraints Made in The USA
For use on water or wastewater pipelines subject
to hydrostatic pressure and tested in accordance
with either AWWA C600 or ASTM D2774
Copyright 2018 © EBAA IRON, Inc. All Rights Reserved
EBAA IRON SALES, Inc.
P.O. Box 857, Eastland, TX 76448
Tel: (254) 629-1731
Fax: (254) 629-8931
Toll: (800) 433-1716
contact@ebaa.com
www.ebaa.com
1112HD
Made in the USA
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