Manuals / Lochinvar / Household Appliance / Water Heater

Lochinvar SDT/SET065 - 119 operation manual

Models: SDT/SET065 - 119

1 28

Page 28

SDT-SET-I-O Rev C 8/10 - Printed in U.S.A.

Revision Notes: Revision A (ECO C05788) initial release.

Revision B (ECO C05936) reflects the addition of “High Output Piping” section on pages 25-27, Series and Parallel piping diagrams on pages 26-27, and new friction loss charts for SDT Series and Parallel on pages 26 and 27.

Revision C (ECO C06300) reflects the update of tank images and additional CSA cautions on manual cover, “Connect tank sensor” section added to “Wiring” section on page 18, and tank temperature statement with correction of piping diagram headers and table 9A and 9C on pages 26 and 27.

SDT-SET-I-O Rev C 8/10 - Printed in U.S.A.

Page 28

Image 28

Lochinvar SDT/SET065 - 119 operation manual

Contents

Models SDT/SET065 Solar Dual Coil TankSolar Electric Tank Contents Hazard definitionsDANGER When servicing the indirect water heater APPROXIMATE TIME / TEMPERATUREPlease read before proceeding Indirect water heater operation1General Information Operating RestrictionsSingle-WallHeat Exchanger Table 1A Component Materials2Pre-installation Locating the TankRecommended Clearances Table 2A Water Chemistry Requirements3Boiler Side Piping SDT models Zone with Circulator to AquastatMultiple Tank Connections Boiler Side Zone with Valve to Aquastat3Boiler Side Piping SDT models continued Table 3CTable 3A Pressure Drop Chart SDT/SET065-080 Table 3B Pressure Drop Chart SDT/SET119SOLUTION ZONE #1ZONE ZONE ZONE #2 #3 #4 NOTICE NOTICEZONE ZONE ZONE #2 #3 #4SQUIRE BOILER3Boiler Side Piping SDT models KNIGHT BOILERSQUIRE MAKE UP WATERTEMPERATURE 3Boiler Side Piping SDT models continuedMAKE UP WATER4Domestic Side Tank Piping Basic Domestic PipingDomestic Water Piping for Distant Fixtures Multiple Tank Domestic Water PipingTemperature & Pressure T&P Relief Valve Install Drain ValveStandard Installation 4Domestic Side Tank Piping continuedTable 4A Minimum Relief Valve CSA Rating BTU/hr200,000 Standard InstallationSQUIRE 4Domestic Side Tank Piping continuedANTI-SCALD 5Wiring Thermostat AdjustmentElectrical Connection Figure 5-1 Thermostat5Wiring continued Volts / PhaseWire Gage ModelIndirect Water Heater Sensor Setup Knight Boiler Install tank sensorConnect tank sensor 5WiringFigure 5-4 Wiring for Zone Control 6Start-upand Check-out 7Maintenance Maintenance ScheduleHomeowner monthly maintenance to include To Fill the Water Heater8Performance Data How to Properly Size Your Indirect Water HeaterTable 8B 8Performance Data continued First Hour Rating - 180F Boiler Loop WaterKnight Boiler - SDT065 - SDT119 First Hour Rating - 180F Boiler Loop WaterFirst Hour Rating - 200F Boiler Loop Water Note Testing conducted with 50F inlet cold water8Performance Data Model9High Output Piping High Domestic Hot Water UsageSeries Piping Parallel PipingParallel Configuration Tank temperature was 140 FTable 9A TemperatureSeries Configuration Tank temperature was 140F9High Output Piping continued Table 9C