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© 2008
Roberts-Gordon LLC
All rights reserved. No part of this work covered by the copyrights herein may be reproduced
or copied in any form or by any means - graphic, electronic, or mechanical, including
photocopying, recording, taping or information storage and retrieval systems - without the
written permission of Roberts-Gordon LLC.
TABLE OF CONTENTS
SECTION 1: Introduction........................................................1
1.1 What is ROBERTS GORDON
®
ULTRAVAC™?............1
1. 2 C O RAY VA C
®
Design Requirements.............................1
1.3 General Requirements .................................................1
1.4 Check Installation Materials .........................................1
1.5 Carton Contents ...........................................................2
1.6 Safety ...........................................................................5
1.7 Example Site Layout.....................................................5
SECTION 2: Specifications ....................................................7
2.1 ROBERTS GORDON
®
ULTRAVAC™ Controller .........7
2.2 Temperature Sensors...................................................7
2.3 Variable Frequency Drive (VFD) ..................................9
SECTION 3: Installation........................................................ 11
3.1 Preparation ................................................................ 11
3.2 Positioning the ROBERTS GORDON
®
ULTRAVAC™
Controller and Variable Frequency Drive ................... 11
3.3 Cable Requirements: ................................................. 12
3.4 Electrical Installation Requirements........................... 13
3.5 Pump Requirements .................................................. 13
3.6 Variable Frequency Drive Requirements ................... 13
3.7 Indoor Sensor Placement.......................................... 14
3.8 Outdoor Sensor Placement ....................................... 14
3.9 Outside Air Supply..................................................... 14
SECTION 4: Typical External Diagrams .............................. 15
SECTION 5: Communications..............................................20
5.1 Dedicated Phone Line for Central Controller Modem 20
5.2 RS-485 Converter for Central Controller....................21
5.3 TCP/IP Communication Module ................................22
5.4 Direct Connect...........................................................24
5.5 Communications Between Multiple ROBERTS
GORDON
®
ULTRAVAC™ Controllers........................25
SECTION 6: Variable Frequency Drive Programming ........27
6.1 VFD Parameter Settings For Use With ROBERTS
GORDON
®
ULTRAVAC™ ..........................................27
6.2 Altering VFD Parameters...........................................28
SECTION 7: Commissioning The CORAYVAC
®
System ....29
7.1 Setting The CORAYVAC
®
End Burner Vacuum..........29
SECTION 8: Replacement Parts ..........................................33
8.1 ROBERTS GORDON
®
ULTRAVAC™ Controller
Replacement Parts....................................................33
8.2 Variable Frequency Drive Replacement Parts ...........34
8.3 Replacement Parts Instructions.................................35
SECTION 9: Troubleshooting...............................................37
SECTION 10: The ROBERTS GORDON
®
ULTRAVAC™
LIMITED Warranty..........................................41
Printed in U.S.A.