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© 2012
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: Heater Safety......................................................1
1.1 Manpower Requirements .............................................1
1.2 Safety Labels and Their Placement .............................1
1.3 California Proposition 65 ..............................................1
SECTION 2: Installer Responsibility .....................................4
2.1 Wall Tag.......................................................................4
2.2 Corrosive Chemicals....................................................4
2.3 National Standards and Applicable Codes ..................4
SECTION 3: Clearances to Combustibles.............................5
3.1 Required Clearances to Combustibles.........................5
SECTION 4: National Standards and Applicable Codes ... 10
4.1 Gas Codes................................................................. 10
4.2 Aircraft Hangars .........................................................10
4.3 Public Garages .......................................................... 10
4.4 Electrical.................................................................... 10
4.5 Venting....................................................................... 10
4.6 High Altitude ..............................................................10
SECTION 5: Major Components.......................................... 11
5.1 Standard Parts List ....................................................12
SECTION 6: Heater Installation............................................14
6.1 Burner Tube Installation ............................................18
6.2 Tube Clamp Package Installation..............................19
6.3 Coupling and Tube Assembly....................................19
6.4 Turbulator Installation................................................21
6.5 Reflector Installation..................................................22
6.6 Burner Installation......................................................24
SECTION 7: Optional Heater Accessories..........................25
7. 1 U - Tube Configuration..................................................25
7.2 Elbow Package Configuration.....................................28
7.3 Reflector Side Extension ............................................31
7. 4 L o wer Clearance Shield Installation ...........................32
7. 5 Two-Foot Decorative Grille Installation .......................32
7.6 Protective Grille Installation ........................................34
SECTION 8: Venting..............................................................35
8.1 Venting.......................................................................35
8.2 Unvented Operation...................................................36
8.3 Horizontal Venting......................................................36
8.4 Vertical Venting..........................................................36
8.5 Unvented Operation Tube Termination ......................36
8.6 Length Requirements ................................................36
8.7 Horizontal Ventilation 4'' (10 cm) Pipe........................36
8.8 Vertical Ventilation 4'' (10 cm) Pipe............................37
8.9 Common Side Wall Venting.......................................37
8.10 Common Vertical Venting ........................................38
8.11 Outside Combustion Air Supply ...............................39
SECTION 9: Gas Piping........................................................ 41
SECTION 10: Wiring.............................................................. 43
10.1 Line Voltage Thermostat Wiring............................... 43
10.2 Low Voltage Thermostat Wiring............................... 44
10.3 Internal Wiring.......................................................... 45
10.4 Ladder Diagram....................................................... 46
10.5 Electrical Connection to the Burner ......................... 46
SECTION 11: Operation and Maintenance.......................... 47
11.1 Sequence of Operation ............................................ 47
11.2 To Shut Off Heater.................................................... 47
11.3 To Start Heater ......................................................... 47
11.4 Pre-Season Maintenance and Annual Inspection..... 47
11.5 Maintenance Checklist ............................................. 48
SECTION 12: Troubleshooting............................................. 50
12.1 Troubleshooting Flow Chart..................................... 51
12.2 Manifold Gas Pressure Setting ................................ 53
SECTION 13: Replacement Parts ........................................ 54
SECTION 14: General Specifications.................................. 57
14.1 Material Specifications............................................. 57
14.2 Heater Specifications............................................... 57
14.3 Suspension Specifications....................................... 57
14.4 Controls Specifications ............................................ 57
SECTION 15: The ROBERTS GORDON
®
GORDONRAY
®
BH
Warranty ........................................................ 59
Printed in U.S.A.