Manuals / Lochinvar / Household Appliance / Water Heater

Lochinvar SIT119, SIT030 operation manual

Models: SIT030 SIT119

1 24

Download 24 pages 62.65 Kb

Page 24

SIT-I-O Rev H 07/11 - Printed in U.S.A.

Revision Notes: Revision A (ECO C05265) initial release.

Revision B (ECO C05399) reflects the addition of the Pressure Drop Chart and updates made to the Performance Data Charts.

Revision C (ECO C05587) reflects the update of tables 3A and 3B (Pressure Drop charts) on page 6, table 4A on page 13, the update of the “Domestic water piping” paragraph on page 11, and the update of Performance data table 8A on page 19.

Revision D (ECO C05788) reflects new images for section 3 “Boiler Side Piping” FIG. 3-1 -- 3-4, a new image for section 4 “Domestic Side (Tank) Piping” FIG. 4-2, and the update of the Pressure Drop chart on page 6.

Revision E (ECO C06035) reflects the update of FIG. 1-1 on page 4 to revise listed dimensions.

Revision F (ECO C06300) reflects the update of images and additional CSA cautions on manual cover and “Connect tank sensor” section added to “Wiring” on page 15.

Revision G (ECO C06670) reflects the update of the IBR chart information on page 19.

Revision H (ECO C08396) reflects the addition of the First Hour Ratings of SIT080 at 20GPM for 115°F to Table 8B on page 21.

SIT-I-O Rev H 07/11 - Printed in U.S.A.

Image 24

Lochinvar SIT119, SIT030 operation manual

Contents

SIT-I-ORev H Models SIT030 - SIT119Hazard definitions ContentsDANGER When servicing the indirect water heater APPROXIMATE TIME / TEMPERATUREPlease read before proceeding Indirect water heater operation1 General information Operating restrictionsSingle-wallheat exchanger Table 1A Component Materials2 Pre-installation Locating the tankRecommended clearances Table 2A Water Chemistry RequirementsPressure Drop Chart 3 Boiler side pipingTable 3A Table 3B Pressure Drop ValuesFigure 3-1 Piping Diagram Zoned with Circulators 3 Boiler side piping continuedNOTICE NOTICE Figure 3-2 Piping Diagram Zoned with Valves 3 Boiler side pipingNOTICE NOTICE MIXING VALVE3 Boiler side piping continued KNIGHTBOILER MAKE UP WATERFigure 3-4 Multiple Tank Connections 3 Boiler side pipingMAKE UP WATER SYSTEM4 Domestic 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 Figure 4-1 Drain Valve InstalledStandard installation 4 Domestic side tank piping continuedBtu/hr SIT050Figure 4-2 Recommended Domestic Water Piping 4 Domestic side tank pipingANTI-SCALD MIXING VALVE5 Wiring Indirect water heater sensor setup Knight boilerInstall tank sensor Connect tank sensorFigure 5-2 Wiring for Zone Control 5 Wiring6 Start-upand check-out 7 Maintenance Maintenance ScheduleHomeowner monthly maintenance to include To Fill the Water Heater8 Performance data Squire Indirect Water Heater I=B=R RatingIndirect PotableHow to properly Size Your Indirect Water Heater DescriptionFill in the Blank TOTAL8 Performance data continued First Hour Rating - 180F Boiler Loop WaterKnight Boiler - Models SIT030 - SIT050 Knight Boiler - SIT065 - SIT119Universal Sizing - 45,000 - 295,000 Btu/hr 8 Performance data continuedFirst Hour Rating - 180F Boiler Loop Water First Hour Rating - 180F Boiler Loop WaterFirst Hour Rating - 200F Boiler Loop Water Universal Sizing - 45,000 - 295,0008 Performance data continued First Hour Rating - 200F Boiler Loop Water