Manuals / Roberts Gorden / Household Appliance / Electric Heater

Roberts Gorden BH-60, BH-40, BH-150, BH-175, BH-115, BH-100 Low Voltage Thermostat Wiring, 44 of

Models: BH-125 BH-80 BH-200 BH-140 BH-100 BH-115 BH-175 BH-150 BH-40 BH-60

1 70

Download 70 pages 6.75 Kb

Page 50

Image 50

BH-SERIES INSTALLATION, OPERATION AND SERVICE MANUAL

10.2 Low Voltage Thermostat Wiring

SPST Transformer Relay		FRONT VIEW				BACK VIEW
							R	C	Low Voltage Thermostat
		1		3			R	C
		1	2	3
	Black	4	2	6
	Black	COIL	5 COIL			W	G	Y
	Black
120 V-60 Hz		White			Red
Supply Circuit		White			Red
L1									Additional
L2				N	H				Burners
Gnd.				N	H			N	H
					Gnd.				Gnd.
									Maximum 8 Burners
									Per Relay
	Burner 1				Burner 2
Description	Part Number
SPST Transformer Relay	90417600K
Low Voltage Thermostat	90425100

44 of 59

Page 50

Image 50

Roberts Gorden BH-60, BH-40, BH-150, BH-175, BH-115, BH-100, BH-140, BH-200, BH-80, BH-125 Low Voltage Thermostat Wiring, 44 of

Contents

The Economical Unitary Service ManualInstallation, Operation & Infrared HeaterPage TABLE OF CONTENTS 2012 Roberts-GordonLLCPage TABLE OF FIGURES LIST OF TABLESPage 1.2 Safety Labels and Their Placement SECTION 1: HEATER SAFETY1.1 Manpower Requirements 1.3 California PropositionDescription FIGURE 1: Top and Bottom Panel Label Placement2 of Part NumberDescription FIGURE 2: Side and Back Panel Label Placement3 of Part Number2.2 Corrosive Chemicals SECTION 2: INSTALLER RESPONSIBILITY2.1 Wall Tag Product Damage HazardFire Hazard FIGURE 3: Standard Reflector FIGURE 6 45 Tilt Reflector Page FIGURE 12: Venting inches4.3 Public Garages 4.1 Gas Codes4.2 Aircraft Hangars 4.4 ElectricalSECTION 5: MAJOR COMPONENTS 5.1 Standard Parts List 12 ofStandard Core PackagesMinimum AluminizedSECTION 6 HEATER INSTALLATION FIGURE 14: Critical Hanger Placement Typical Suspension DetailsFIGURE 15: Linear Heater Assembly Overview 16 of17 of FIGURE 16: Linear Heater Layout OverviewDescription Step 6.1 Burner Tube Installation18 of Part NumberStep 6.2 Tube Clamp Package Installation Step 6.3 Coupling and Tube Assembly± 2 5 cm Step 6.3.1 Coupling and Tube Assembly ContinuedStep 6.3.2 Coupling and Tube Assembly Continued not required on the BH-125/150/175/200 Step 6.4 Turbulator InstallationTurbulator must be installed in the last 21 ofStep 6.5 Reflector Installation 23 of To ensure proper expansion and contractionreflector supports and U-clipsdepend on the Description Step 6.6 Burner Installation24 of Part NumberCut/Pinch Hazard SECTION 7: OPTIONAL HEATER ACCESSORIES7.1 U-TubeConfiguration Edges are sharpTight U-bolt FIGURE 18: U-TubeHeater Assembly Overview26 of Loose U-bolt27 of FIGURE 19: U-TubeHeater Layout OverviewLEGEND FIGURE 20: U-TubeLayout Overview Continued 28 ofStep 7.2.4 Reflector Joint Installation Step 7.2.2 Elbow InstallationStep 7.2.3 Reflector Joint Installation SECTION 7: OPTIONAL HEATER ACCESSORIES30 of Step 7.2.5 Reflector Joint DetailFIGURE 21: Reflector Joint Detail 7.3 Reflector Side Extension Step 7.3.1 Bracket InstallationStep 7.3.2 Side Reflector Installation 31 ofLower Clearance Shield Package DescriptionPart Number DescriptionDistance A SECTION 7 OPTIONAL HEATER ACCESSORIESDescription ExtensionStep 7.6.2 Grille End Cap Installation Step 7.6.3 Grille InstallationSECTION 8: VENTING 8.4 Vertical Venting 8.2 Unvented Operation8.3 Horizontal Venting 8.5 Unvented Operation Tube TerminationRequirements 8.8 Vertical Ventilation 4 10 cm Pipe8.9 Common Side Wall Venting Heaters must be of the same BTU output•Heaters must be of the same BTU output 8.10 Common Vertical VentingRequirements 38 of8.11 Outside Combustion Air Supply 8.11.1 Length Requirements40 of RequirementsRequirements SECTION 9: GAS PIPING FIGURE 23: Gas Connection with Flexible Gas Hose when attaching gas hoseINCORRECT POSITIONS WRONG INSTALLATION CORRECT POSITIONSDisconnect electric before service DANGERSECTION 10: WIRING 10.1 Line Voltage Thermostat Wiring10.2 Low Voltage Thermostat Wiring 44 of45 of 10.3 Internal WiringSECTION 10: WIRING Internal Wire Bundle Burner Box Connect wires together withConduit Hole BX or Romex Connector Green to GndSECTION 11 OPERATION AND MAINTENANCE DANGERSee Page 14, Section See Page 5, SectionSee Page 35, Section 11.5 Maintenance ChecklistSee Page 32, Section 7.5 and Page 34, Section See Page 43, SectionSee Page 15, Figure See Page 32, SectionSECTION 12: TROUBLESHOOTING DANGER12.1 Troubleshooting Flow Chart 51 of52 of 53 of 12.2 Manifold Gas Pressure SettingSECTION 12: TROUBLESHOOTING SECTION 13: REPLACEMENT PARTS DANGERSECTION 13: REPLACEMENT PARTS 55 ofPart Number 56 ofDescription SECTION 14: GENERAL SPECIFICATIONS 58 of ROBERTS-GORDONLLC WILL NOT PAY FOR WARRANTY IS VOID IFROBERTS-GORDONLLC WILL PAY FOR LIMITATIONS ON AUTHORITY OF REPRESENTATIVESPage Page Page