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Manafacture: Roberts Gorden File size: 2.16 mb File name: 22ea4265-2d09-4aeb-853d-3f44c2013ed7.pdf Language of manual:

Roberts-Gordon LLC 1250 William Street P.O. Box 44 Buffalo, New York 14240-0044 Telephone: 716.852.4400 Fax: 716.852.0854 Toll Free: 800.828.7450 © 2009 Roberts-Gordon LLC P/N 127500NA Rev D 05/09 TABLE OF CONTENTS SECTION 1: Concept ..............................................................1 SECTION 2: The CRV-Series System.....................................2 2.1 Safety...........................................................................2 2.2 Zero Regulator.............................................................2 2.3 Fuel Savings and Comfort ...........................................4 SECTION 3: Clearances to Combustibles.............................5 3.1 Required Clearances to Combustibles.........................5 SECTION 4: Sizing and Design Considerations...................9 4.1 Radiant Adjustment to Heat Loss ................................9 4.2 Radiant Height Adjustment Factor...............................9 4.3 Selecting the Burners ................................................ 10 4.4 Radiant Distribution ................................................... 10 SECTION 5: Flow Loading.................................................... 12 5.1 Radiant Branch Flow ................................................. 12 5.2 Pump Capacity .......................................................... 14 5.3 Tailpipe Flow..............................................................14 SECTION 6: Radiant Tube and Tailpipe............................... 15 6.1 Radiant Tube Length.................................................. 15 6.2 Tailpipe....................................................................... 15 6.3 Design Parameters .................................................... 16 6.4 CRV-Series Design Methods ..................................... 16 6.5 Tailpipe Design Method ............................................. 18 SECTION 7: Example CRV-Series System Layouts............21 7.1 Example System Layout (Option 1)............................21 7.2 Example System Layout (Option 2)............................22 7.3 Example System Layout (Option 3)............................22 7.4 Example System Layout (Option 4)............................23 7.5 Example System Layout (Option 5)............................23 7.6 Example System Layout (Option 6)............................24 7.7 Example System Layout (Option 7, 8 and 9)...............25 SECTION 8: Control Methods..............................................26 8.1 ROBERTS GORDON® System Control (P/N 02770002).........................................................26 8.2 ROBERTS GORDON® ULTRAVAC™ ..........................26 8.3 SPST Transformer Relay (P/N 90417600K)...............27 8.4 DPST Transformer Relay (P/N 90436300).................27 8.5 Pressure Switch.........................................................27 SECTION 9: Air Supply System...........................................28 9.1 Pressurized................................................................28 9.2 Non-Pressurized........................................................28 9.3 Outside Air System Design Requirements.................28 SECTION 10: ROBERTS GORDON® ULTRAVAC™ Design Requirements.................................................31 SECTION 11: CRV-Series Equipment Specifications.........32 11.1 Burner and Burner Controls......................................32 11.2 Equipment ................................................................32 © 2009 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. Printed in U.S.A. TABLE OF FIGURES Figure 1: Assembly Overview (Two Branch System Shown).....3 Figure2: Standard Reflector.....................................................6 Figure 3: One Side Reflector.....................................................6 Figure 4: Two Side Reflectors ...................................................6 Figure 5: Universal Shield, Position 1 .......................................7 Figure 6: Universal Shield, Position 2 .......................................7 Figure 7: Universal Shield, Position 3 .......................................7 Figure 8: 2-Foot Deco Grille......................................................8 Figure 9: Barrier Shield.............................................................8 Figure 10: Protective Grille........................................................8 Figure 11: Radiant Distribution (Average Coverage) ............... 11 Figure 12: Radiant Distribution (Increased Coverage) ............ 11 Figure 13: Radiant Distribution (Heavy Coverage).................. 11 Figure 14: Burner Flow Units .................................................. 13 Figure...

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