Roberts Gorden BH Series service manual 2004

TABLE OF CONTENTS
STANDARD PARTS LIST	1
Contents of BH-Series Burner Carton	1
Contents of Core and Extension Packages	1
GENERAL SPECIFICATIONS	2
Material Specification	2
Reflectors	2
Heater Specifications	2
Ignition	2
Suspension Specifications	2
Controls Specifications	2
Gas Pressure at Manifold	2
Pipe Connection	2
Dimensions	2
Gas Inlet Pressure	2
Electrical Rating (all models)	2
CLEARANCES TO COMBUSTIBLES	3
Standard Reflector	3
One Side Reflector	3
Two Side Reflectors	3
45° Tilt Reflector	4
U-Tube, Standard Reflector	4
U-Tube, Full 45°	4
U-Tube, Opposite 45° Reflector	5
2-Foot Deco Grille, 1-Foot Deco Grille
and Protective Grille	5
Lower Clearance Shield	5
Venting	6
BH-SERIES ASSEMBLY OVERVIEW	7
Major Component Descriptions	7
BH-Series Linear Assembly Overview	8
HEATER INSTALLATION	9
Critical Hanger Placement	9
BH-Series Linear Layout Overview	10
BH-Series Linear Layout Overview (Continued)	11
Burner Tube Installation	11
Tube Clamp Package Installation	12
Coupling and Tube Assembly	12
Coupling and Tube Assembly (Continued)	13
Turbulator Installation	14
Reflector Installation	14
Reflector, U-Clip and Reflector Support
Installation	15
Burner Installation	16
OPTIONAL HEATER ACCESSORIES	17
BH-Series U-Tube Assembly Overview	17
BH-Series U-Tube Layout Overviews	18
BH-Series U-Tube Layout Overviews (Continued) ..	19
Elbow Package Configuration	20
Elbow Installation	20

Elbow Installation (continued)	20
Reflector Joint Installation	20
Reflector Joint Detail	21
REFLECTOR SIDE EXTENSION	22
Bracket Installation	22
Side Reflector Installation	22
LOWER CLEARANCE SHIELD INSTALLATION	23
Shield Support Strap Assembly	23
TWO-FOOT DECORATIVE GRILLE INSTALLATION..23
Grille Installation	23
Frame Shield Installation	24
Reflector Side Extension Installation	24
ONE-FOOT DECORATIVE GRILLE INSTALLATION..25
One-Foot Decorative Grille Bracket	25
Decorative Grille	25
Joint Piece and Reinforcement	25
End Piece and Reflector End Cap	26
90° Elbow	26
PROTECTIVE GRILLE INSTALLATION	27
Silicone Cap Installation	27
Grille End Cap Installation	27
Grille Installation	27
VENTING	28
Horizontal Ventilation 4" (10 cm) Pipe	28
Vertical Ventilation 4" (10 cm) Pipe	28
Common Sidewall Venting	29
Common Vertical Venting	30
OUTSIDE COMBUSTION AIR SUPPLY	31
Vertical Outside Air Supply for
Single Heater Installation	31
Horizontal Outside Air Supply for
Single Heater Installation	31
Vertical Outside Air Supply for
Double Heater Installation	32
Horizontal Outside Air Supply for
Double Heater Installation	32
GAS PIPING	33
Gas Connection with Stainless Steel
Flex Connector	33
WIRING	34
Line Voltage Thermostat Wiring	34
Low Voltage Thermostat Wiring	35
BH-Series Internal Wiring	36
BH-Series Ladder Diagram	36
Electrical Connection to the Burner	37
INTERNAL BURNER DIAGRAM	38
THE ROBERTS GORDON® GORDONRAY® BH
LIMITED WARRANTY	39

© 2004

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.

Printed in U.S.A.