MODELS, Junction BOX W/4 Terminals | A.O. Smith HW 610 instruction

CER-TEMP 80 - 2 OR 3 UNIT INSTALLATION CONNECTION DIAGRAM

(FOR HOT WATER SUPPLY APPLICATION)

U.S. MODELS, JUNCTION BOX W/4 TERMINALS

FIGURE 26.

31

Image 31

A.O. Smith HW 610 warranty MODELS, Junction BOX W/4 Terminals

Contents

Tennessee Waltz Parkway Ashland City, TN Models HW 300, 399, 420, 520, 610 Important Definitions Safe INSTALLATION, USE and Service General Safety Table of Contents Propane Natural Dimensions and Capacity Data 27.7 33.3 Recovery Capacities Introduction High Altitude InstallationsLIQUefied petroleum gas models Controls and Function GPM LPM Manual Reset High LimitHigh Limit Switch Safety Flow Switch Thermal Balancer Safety Relief Valves Tank Temperature Control Required Ability GeneralThermometers Drain Valve Not Supplied Unconfined Space Confined Space S. InstallationsCanadian Installations AIR Requirements Leveling Installation ClearancesTypical Boiler Installation Venting Vent Connection Vent Pipe InstallationConnecting Boiler to a Common Vent Draft Hood Multiple Vent Table Venting Sidewall Optional Power Vent SystemVenting System Model HW-300 Boiler Combined Vent Sizing Tables ONE Boiler Installed Independent of the Primary System System InstallationsConventional Installations LINEAR-TEMP Installations Minimum Branch Sizes to Boilers NO. Suggested Items for InstallationSchematic of the LINEAR-TEMPSYSTEM Boiler Inlet Outlet Sizes GAS Connections Correct GAS Purging and Sizing Model Rated Manifold Pressure Number Input Natural Propane ExampleSpecific Multiplier Gravity GAS Pressure Regulators Wiring Connections Wiring HW 300 thru 670. Natural and Propane GAS U.S. & Canada HW 300 toD. System Single Stage I.I.D. Honeywell GAS Valve LINEAR-TEMP Installations Boilers and Secondary Circulator are Controlled by Page MODELS, Jucntion BOX W/4 Terminals Canadian MODELS, Junction BOX W/6 Terminals Canadian MODELS, Junction BOX W/6 Terminals Schematic MODELS, Junction BOX W/4 Terminals MODELS, Junction BOX W/4 Terminals USE this Table for Correct Pump and Water Pipe Size Wiring Figures 16 and 17 on Pages 24Piping Commercial Boiler with Vertical Tank Commercial Boiler with Horizontal Tank Commercial Boiler with Vertical TANK, CER-TEMP Wiring Figures 21 to 27 on Pages 28 to HW-300 HW-399 HW-420 HW-520 Three HW-520s, HW-610s or HW-670s UP-FLOW Model USE this Table for Correct Pump and Water Pipe Size Main Burner Operation and START-UP InstructionsFilling the System Pilot and Main Burner Pilot Burner Electronic Ignition Consumption Rate Checking and Adjusting the InputRefer to Operating at Full Input or Full Capacity Stage Main Burner Operation Flame Current Sensed For Your Safety Read Before Lighting URN Pilo T Firing VA LVE Counterclockwise SET T HE Thermostat to Lowwest Setting Manual Reset High Limit Switch Continuity Test General MaintenanceRelief Valve Internal Contaminants Cleaning and Flushing InstructionsPRE-TROUBLESHOOTING HOT Water Supply Boilers Preventive Maintenance CER-TEMP 80 Recovery System Checkout Procedure Troubleshooting YES Is there excessive draft conditions that may cause pilot Burner ignition problems?Is ceramic insulator surrounding the electrode in good Condition not cracked or broken? MV & MV/PV? Replace pilot burner assembly OFF LED Status and TroubleshootingLocation of LEDs Flame LED Yellow Status LED Green No Call for Heat Not applicable None OFF Conditions and Exceptions Limited Warranty