Roberts Gorden BH Series service manual BH-Series Internal Wiring, BH-Series Ladder Diagram

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ROBERTS GORDON ® BH-SERI E S SUBM IT TAL SHE E T

BH-Series Internal Wiring

	DSI Ignition Module BLUE	24VAC	Electrode
	BLACK	Flame Sense	Electrode
	BLACK	Flame Sense
	YELLOW	Ground
	BROWN	Main Valve

Pressure Switch	NO
	C

BLUE

BLUE

BLACK

BROWN

YELLOW
Transformer	YELLOW

YELLOW GREEN

	WHITE	BLACK	Gas Valve
		G	GREEN
		G	Burner Ground
	GREEN N	L	Burner Ground
	GREEN N	L
	WHITE	BLACK	Blower Connection
	WHITE

	L2 L1 120V-60Hz
	Electrical Connection		Motor/Blower

BH-Series Ladder Diagram

Power Supply

120V - 60 Hz

Blower

Transformer

Pressure

Switch

Gap

Electrode

120V

24V

Ground

Power

Sense

Spark

Valve

Ignition Module Gas Valve

© 2004 Roberts-Gordon	BEFORE IN STALLATI ON AND OPER ATI ON OF HEATI NG EQUIPMENT, READ AND U NDERSTAND THE INSTALLATION, OPERATIO N AND SERVICE MANUAL .
© 2004 Roberts-Gordon	APPLICATION S, ENGI NEERING AND DETAI LED GUID ANCE ON SYSTEMS DESIGN, INSTALLATI ON AND PRODUCT PERFORMANCE IS AVAI LABLE UPON REQUEST. ROBERTS GORDON® PRODUCTS ARE TO BE
	INSTALLED ONLY IN ACCORDANCE WI TH LOCAL LAWS, CODES AND REGULATIONS, AND ONLY BY A CONTRACTOR QUALI FIED I N THE I NSTALLATION AND SERVICE OF GAS-FIRED HEATING EQUI PMENT.

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Contents Roberts-Gordon Copyright 2004 Roberts-Gordon N170601NA Rev D 07/042004 Contents of Core and Extension Packages Standard Parts ListContents of BH-Series Burner Carton General Specifications One Side Reflector Inches Centimeters Clearances to CombustiblesStandard Reflector Inches Centimeters Model Two Side Reflectors Inches CentimetersTube, Full Inches Centimeters Model Tilt Reflector Inches CentimetersInches Centimeters ModelBH-80 153 166 Tube, Opposite 45 Reflector Inches Centimeters ModelLower Clearance Shield Inches Centimeters BH-40 BH-60 138 150Vent BH-60 Infrared Tubes Pipes BH-80 Venting InchesBH-40 BH-100 BH-115/125 BH-140/150 BH-175/200BH-SERIES Assembly Overview BH-Series Linear Assembly Overview Heater Installation Critical Hanger PlacementBH-Series Linear Layout Overview Burner Tube Burner Tube InstallationWeld Must be to the bottom of the tube Hook 91907302 Tube/Reflector Hanger 03090100Open Tube Clamp Package InstallationCoupling and Tube Assembly ClosedPosition Correct Slide DimensionsTighten slide bar as shown below 229 cm ± 305 25 cm Total Overall Tube LengthHanger Burner Tube Reflector Turbulator InstallationReflector Installation Screw Reflector, U-Clip and Reflector Support InstallationOverlap must be a Minimum of 6 16 cm Reflector SupportHook Burner Tube Bolt Torque 120 Burner InstallationExtra chain min 12 30 cm Burner Gasket Lock Bolt 94273914 BurnerTube, Standard Optional Heater AccessoriesBH-Series U-Tube Assembly Overview Tube, FullBH-Series U-Tube Layout Overviews BH-140 BH-150 BH-175 BH-200 BH-175 BH-200Tube Coupling Elbow Package Configuration Elbow InstallationReflector Joint Installation Attach Reflector Joint Reflector Joint DetailJoint Reflector Side Extension Bracket InstallationSide Reflector Installation TWO-FOOT Decorative Grille Installation Lower Clearance Shield InstallationShield Support Strap Assembly Grille InstallationShield Frame Shield InstallationReflector Side Extension Installation Decorative Grille ONE-FOOT Decorative Grille InstallationOne-Foot Decorative Grille Bracket Joint Piece and ReinforcementReflector joint piece End Piece and Reflector End CapElbow End PieceProtective Grille Installation Silicone Cap InstallationVertical Ventilation 4 10 cm Pipe VentingHorizontal Ventilation 4 10 cm Pipe Combustible or Non-Combustible Wall OnlyOutside Wall Common Sidewall VentingTjernlund VH1-6 or Equivalent Vent Terminal 6 15 cm 90502101Common Vertical Venting Top View Roberts-GordonVent Cap 4 10 cm 90502300 Vertical Outside Air Supply for Single Heater InstallationOutside Combustion AIR Supply Vent Cap Wall Outside Vertical Outside Air Supply for Double Heater InstallationVent Cap Vent Cap 6 15 cm 90502302GAS Piping Gas Connection with Stainless Steel Flex ConnectorShown without blower assembly Shut-Off ValveBurners WiringLine Voltage Thermostat Wiring Maximum 5 BurnersLow Voltage Thermostat Low Voltage Thermostat WiringSpdt Transformer Relay BlackBlower Transformer Pressure Switch Gap Electrode BH-Series Internal WiringBH-Series Ladder Diagram Ground Power Sense Spark Valve Ignition Module Gas ValveElectrical Connection to the Burner Internal Burner Diagram Pressure SwitchLimitations on Authority Representatives Warranty is Void ifROBERTS-GORDON will not PAY for Canada