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Document No. 129-179
Installation Instructions
October 4, 2017
NOTE:
In some terminal heads there is a ball check valve. Remove the ball check valve before beginning the installation. You
will know there is a check valve present if there is no supply air passing through the terminal when you remove the
existing thermostat. Other style terminal heads exist in addition to the one shown here.
Information in this publication is based on current specifications. The company reserves the right to make changes in specifications and models
as design improvements are introduced. Retroline is a registered trademark of Siemens Industry, Inc. POWERS CONTROLS is a trademark of
Siemens Industry, Inc. © 2017 Siemens Industry, Inc.
Siemens Industry, Inc.
Building Technologies Division
1000 Deerfield Parkway
Buffalo Grove, IL 60089-4513
USA
Tel. +1 847-215-1000
Figure 4. Terminal Head Fixed in Place.
Figure 5. Conversion from Horizontal to Vertical Installation.
Your feedback is important to us. If you have comments
about this document, please send them to
sbt_technical.editor.us.sbt@siemens.com
Document No. 129-179
Printed in the USA.
Page 4 of 4
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