Squire SIT030 Page 23 Installation & Operation Manual Download

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Installation & Operation Manual

Table 8D First Hour Rating 200°F Boiler Loop Water (Universal Sizing)

First Hour Rating - 200°F Boiler Loop Water

(Universal Sizing - 45,000 - 295,000)

Model

SIT030

SIT040

SIT050

Circulator Flow

GPM

Domestic Outlet

115 140 115 140 115 140 115 140 115 140 115 140 115 140 115 140 115 140 115 140 115 140 115 140 115 140 115 140 115 140

45,000

105 84 105 84

118 97 118 97

132 109 132 109

60,000

133 104 133 104

145 117 145 117

160 130 160 130

75,000

160 124 160 124

173 137 173 137

188 151 188 151

95,000

197 151 197 151 197 151

209 163 209 163 209 163

226 179 226 179 226 179

115,000

224 171 233 176 233 176 233 176

245 190 245 190 245 190 245 190

263 206 263 206 263 206 263 206

140,000

255 194 277 210 277 210 277 210 271 209 291 224 291 224 291 224 291 224 295 230 311 241 311 241 311 241 311 241

165,000

277 210 308 232 317 240

335 256 335 256 335 256 295 230 329 254 358 276 358 276 358 276

195,000

308 232 352 265

335 256 362 276 375 285

329 254 375 288 399 306 404 309

225,000

375 288 399 306 404 309

260,000

404 309

295,000

325,000

MAX BTU INPUT

107695

126355

140102

153900

184539

129980

151466

164149

178059

186356

131965

159672

172739

187562

189713

Boiler Heating Capacity

First Hour Rating - 200°F Boiler Loop Water

(Universal Sizing - 45,000 - 295,000)

Model

SIT065

SIT080

SIT119

Circulator Flow

GPM

Domestic Outlet

115 140 115 140 115 140 115 140 115 140 115 140 115 140 115 140 115 140 115 140 115 140 115 140 115 140 115 140 115 140

45,000

150 127 150 127

161 138 161 138

194 171 194 171

60,000

179 148 179 148

189 159 189 159

222 192 222 192

75,000

207 169 207 169

218 180 218 180

250 213 250 213

95,000

245 197 245 197 245 197

255 208 255 208 255 208

288 241 288 241 288 241

115,000

283 225 283 225 283 225 283 225

293 236 293 236 293 236

325 268 325 268 325 268

140,000

331 260 331 260 331 260 331 260 331 260 341 270 341 270 341 270 341 270

373 303 373 303 373 303 373 303

165,000

350 274 377 294 377 294 377 294 377 294 374 295 386 304 386 304 386 304 386 304 419 337 419 337 419 337 419 337 419 337

195,000

350 274 391 305 432 337 432 338 432 329 374 295 440 343 440 343 440 343 440 343 479 381 479 381 479 381 479 381 479 381

225,000

391 305 445 345 487 375 487 375

440 343 475 369 498 386 498 386

533 422 533 422 533 422 533 422

260,000

495 381 499 384

475 369 525 406 536 414

601 470 601 470 601 470

295,000

536 414

667 519 667 519

325,000

536 414

688 534 695 540

MAX BTU INPUT

146842

171693

200077

225514

235239

154198

192471

211523

237540

247474

194143

245777

282047

305766

319025

Boiler Heating Capacity

Performance Data

Summary of Contents for SIT030

Page 1: ...ld result in severe personal injury death or substantial property damage WARNING Save this manual for future reference SIT I O Rev G CAUTION The heat transfer medium must be water or other nontoxic fluid having a toxicity rating or class of 1 as listed in Clinical Toxicology of Commercial Products 5th edition The pressure of the heat transfer medium must be limited to a maximum of 30 PSIG by an ap...

Page 2: ...BEFORE PROCEEDING 3 1 GENERAL INFORMATION Operating Restrictions 4 Single Wall Heat Exchanger 4 2 PRE INSTALLATION Locating the Tank 5 Recommended Clearances 5 3 BOILER SIDE PIPING Zone with Circulator to Aquastat 6 Zone with Valve to Aquastat 6 DHW Prioritization 6 Multiple Tank Connections Boiler Side 6 Table 3A Pressure Drop Chart 6 Table 3B Pressure Drop Values 6 Piping Diagrams 7 10 4 DOMESTI...

Page 3: ...GAS Do not try to light any appliance Do not touch any electric switch do not use any phone in your building Immediately call your gas supplier from a neighbor s phone Follow the gas supplier s instructions If you cannot reach your gas supplier call the fire department WARNING NOTICE WARNING WARNING Hot Water Can Scald Water heated to temperatures for clothes washing dish washing and other sanitiz...

Page 4: ...FPT SEE NOTE 1 2 SIT030 SIT119 PART NO A in B in C in D in E in F in SIT030 SIT040 SIT050 SIT065 SIT080 SIT119 3 1 16 3 1 16 3 5 8 3 5 16 3 5 16 3 5 16 8 3 16 8 3 16 9 1 8 9 1 8 9 1 8 9 3 8 21 3 4 25 1 4 24 7 16 27 15 16 27 15 16 31 11 16 32 1 4 48 1 2 39 3 4 52 1 4 61 3 4 60 1 4 39 1 2 55 9 16 47 1 4 59 7 8 69 3 8 68 3 16 20 20 24 24 24 28 WEIGHT FULL OF WATER lbs 393 515 614 820 921 1268 2 1 1 2...

Page 5: ...oor appliance and must also be kept vertical on a level surface 2 Keep distance between boiler and water heater to a minimum to a reduce piping heat loss b provide minimal friction loss 3 Figure 1 1 on page 4 shows the weights of all the tanks filled with water Make sure that the location chosen for the tank is capable of supporting it This appliance must be placed where leakage from the relief va...

Page 6: ...es properly sized piping and a properly sized pump The system shown in FIG s 3 1 thru 3 4 are described below Zone with Circulator to Aquastat This system is like the circulator zone system on a straight heat job except that one of the zones goes to the tank instead of radiation As on any circulator zone system check valves should be installed in each zone to prevent unwanted circulation through z...

Page 7: ... EXCEED 4 PIPE DIA OR A MAXIMUM OF 12 APART TANK SENSOR AQUASTAT RELIEF VALVE Y STRAINER DRAIN FIELD SUPPLY HOT WATER OUT ANTI SCALD MIXING VALVE RECIRCULATION PUMP CHECK VALVE DRAIN ZONE 1 ZONE 2 ZONE 3 ZONE 4 Figure 3 1 Piping Diagram Zoned with Circulators Please note that these illustrations are meant to show system piping concept only the installer is responsible for all equipment and detaili...

Page 8: ...ED SYSTEM CIRCULATOR SYSTEM SUPPLY SENSOR WHEN USED NOT TO EXCEED 4 PIPE DIA OR A MAXIMUM OF 12 APART TANK SENSOR AQUASTAT RELIEF VALVE Y STRAINER DRAIN FIELD SUPPLY RECIRCULATION PUMP CHECK VALVE DRAIN SQUIRE ZONE 1 ZONE 4 ZONE 3 ZONE 2 Figure 3 2 Piping Diagram Zoned with Valves Please note that these illustrations are meant to show system piping concept only the installer is responsible for all...

Page 9: ...AIN POINT TYPICAL MAKE UP WATER FROM SYSTEM BOILER CIRCULATOR SYSTEM CIRCULATOR TO SYSTEM SYSTEM SUPPLY SENSOR DRAIN DRAIN FIELD SUPPLY RECIRCULATION PUMP TANK SENSOR AQUASTAT Y STRAINER RECOMMENDED HOT WATER OUT CHECK VALVE SQUIRE Figure 3 3 Knight Boiler Primary Secondary Piping Please note that these illustrations are meant to show system piping concept only the installer is responsible for all...

Page 10: ... RELIEF VALVE TYPICAL TANK SENSOR AQUASTAT TYPICAL CHECK VALVE SQUIRE SQUIRE BACKFLOW PREVENTER PRESSURE REDUCING VALVE PRESSURE GAUGE AIR SEPARATOR EXPANSION TANK BALL VALVE TYPICAL MAKE UP WATER FROM SYSTEM SYSTEM CIRCULATOR TO SYSTEM SYSTEM SUPPLY SENSOR NOT TO EXCEED 4 PIPE DIA OR A MAXIMUM OF 12 APART Figure 3 4 Multiple Tank Connections Please note that these illustrations are meant to show ...

Page 11: ...e reverse return piping layout see FIG 3 4 Each tank must have its own T P valve It is recommended that each tank be equipped with its own isolation valves unions and drains so that one tank may be removed from the system If local codes require a backflow preventer check with the appropriate authority to find out whether one backflow preventer may be used for tanks or each tank must be equipped wi...

Page 12: ...ter heaters are also called tempering valves or mixing valves An anti scald valve mixes cold water in with the outgoing hot water to assure that hot water reaching a building fixture is at a temperature low enough to be safe ASSE1017 and ASSE1070 certified valves are recommended Usually the maximum temperature of the outlet water will stay near the setting of the tank control In some cases however...

Page 13: ...e discharge capacity directly connected to a drain Refer to local codes subject to freezing WARNING Do not install any valve between the T P relief valve and the tank connection or on the T P relief valve discharge piping Improper placement and piping of T P relief valve can cause severe personal injury death or substantial property damage CAUTION The T P relief valve is not intended for constant ...

Page 14: ... VALVE SHUT OFF VALVE ANTI SCALD MIXING VALVE DRAIN FIELD SUPPLY RECIRCULATION PUMP TO BOILER FROM BOILER CHECK VALVE TANK SENSOR AQUASTAT SQUIRE Figure 4 2 Recommended Domestic Water Piping Please note that these illustrations are meant to show system piping concept only the installer is responsible for all equipment and detailing required by local codes NOTICE ...

Page 15: ...ank sensor has a built in high temperature limit set at 194 F NOTICE The sensor supplied contains an Auto Reset High Limit 194 F 3 The Knight boiler will automatically read the sensor and default the tank temperature setting to 125 F 4 Adjust the tank setpoint program Reference the Knight Installation and Operation Manual for a detailed explanation of the tank setpoint program Connect tank sensor ...

Page 16: ...ontrol TST20016 can be ordered from your local Lochinvar distributor 2 Connect Aquastat to the zone controller for the Indirect Water Heater Zone 3 Adjust Aquastat to the desired temperature INDIRECT TANK AQUASTAT CONTROL TST20016 TEMPERATURE ADJUSTMENT WIRE CONNECTIONS ZONE CONTROL BOX OR ZONE VALVE OR ZONE CIRCULATOR Figure 5 2 Wiring for Zone Control ...

Page 17: ...extended period of time after installation Flush the indirect water heater by drawing at least three times its volume from the tank 3 Make sure that all electrical connections are made correctly and that no exposed high voltage wiring is present 4 Make sure that each zone valve or circulator operates when and only when its thermostat calls for heat Let each zone operate long enough to purge any re...

Page 18: ...ts to allow air to escape from the system 4 When a steady stream of water flows from the faucets the water heater is filled Close the faucets and check for water leaks at the water heater drain valve combination temperature and pressure relief valve and the hot and cold water connections DANGER Plugging the T P relief valve or discharge piping can cause excessive pressure in the water heater resul...

Page 19: ...SIT030 27 0 1 1 1 5 160 183 99 000 14 0 3 9 SIT040 40 0 1 6 0 9 181 208 115 000 14 0 4 5 SIT050 51 6 1 7 0 8 209 255 133 000 14 0 5 3 SIT065 67 0 1 9 0 7 263 327 154 000 14 0 5 7 SIT080 81 5 2 1 0 6 266 347 160 000 14 0 5 7 SIT119 113 4 3 2 0 5 349 459 216 000 14 0 6 5 Table 8A IBR Chart These ratings were obtained with a heat source output and heat source flow rate as listed in the chart using th...

Page 20: ...First Hour Rating of no less than 165 gallons Fixture Count Guide To quickly estimate the minimum gallons of hot water required based on a family size number of baths and hot water appliances the First Hour Rating of the Squire must be equal to or exceed the total first hour requirements Peak Hour Demand Worksheet Description Fill in the Blank Example 40 Gallons for the first 2 people Gals 40 Gals...

Page 21: ... 123331 129574 132764 94115 114116 125111 134044 146207 Boiler Heating Capacity Table 8B First Hour Rating 180 F Boiler Loop Water Knight Boiler First Hour Rating 180 F Boiler Loop Water Knight Boiler SIT065 SIT119 Model SIT065 SIT080 SIT119 Circulator Flow GPM 5 8 12 16 20 5 8 12 16 20 5 8 12 16 20 Domestic Outlet 115 140 115 140 115 140 115 140 115 140 115 140 115 140 115 140 115 140 115 140 115...

Page 22: ...iler Heating Capacity First Hour Rating 180 F Boiler Loop Water Universal Sizing 45 000 295 000 Btu hr Model SIT065 SIT080 SIT119 Circulator Flow GPM 5 8 12 16 20 5 8 12 16 20 5 8 12 16 20 Domestic Outlet 115 140 115 140 115 140 115 140 115 140 115 140 115 140 115 140 115 140 115 140 115 140 115 140 115 140 115 140 115 140 45 000 153 128 153 128 163 138 163 138 197 172 197 172 60 000 183 149 183 1...

Page 23: ...Boiler Heating Capacity First Hour Rating 200 F Boiler Loop Water Universal Sizing 45 000 295 000 Model SIT065 SIT080 SIT119 Circulator Flow GPM 5 8 12 16 20 5 8 12 16 20 5 8 12 16 20 Domestic Outlet 115 140 115 140 115 140 115 140 115 140 115 140 115 140 115 140 115 140 115 140 115 140 115 140 115 140 115 140 115 140 45 000 150 127 150 127 161 138 161 138 194 171 194 171 60 000 179 148 179 148 18...

Page 24: ...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 ...

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