SBN TANK TYPE COMMERCIAL GAS WATER HEATER
SERVICE HANDBOOK
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| 250(A) | 275(A) | 310(A) | 366(A) | 400(A) | ||
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Blower Assembly: |
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3 | Blower | 194408 | 194408 | 194408 | 194408 | 194408 |
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4 | Outlet Assembly, Exhaust | 194424 | 194424 | 194424 | 194424 | 194424 |
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6 | Burner, Orifice Bracket, Main | 98044 | 98044 | ........... | 98044 | 98044 | 98044 |
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7 | Burner Orifice, Main (N) SBN |
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8 | Burner Assembly, Main SBN | 194648 | 194648 | 194648 | 194648 | 194648 |
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9 | Burner w/Igniter Bracket, Main SBN | .. 194383 | 194383 | 194383 | 194383 | 194383 |
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11 | Gasket, Cleanout | 99038 | 99038 | ........... | 99038 | 99038 | 99038 |
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14 | Control, Ignition Assembly | 194392 | 194392 | 194392 | 194392 | 194392 |
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17 | Cover, Control Box | 194395 | 194395 | 194395 | 194395 | 194395 |
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18 | Cover, Inner SBN | 194388 | 194388 |
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19 | Cover, Jacket | 194389 | 194389 | 194389 | 194389 | 194389 |
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*22 | Igniter, Flame Sensor | 194405 | 194405 | 194405 | 194405 | 194405 |
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23 | Insulation, Top | 194439 | 194439 | 194439 | 194439 | 194439 |
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*39 | Manual, Instruction SBN | 194403 | 194403 | 194403 | 194403 | 194403 |
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40 | Plate, Mounting | 193243 | 193243 | 193243 | 193243 | 193243 |
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41 | Probe/ECO, Upper Thermostat | 194396 | 194396 | 194396 | 194396 | 194396 |
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42 | Probe/Lower Thermostat | 194397 | 194397 | 194397 | 194397 | 194397 |
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43 | Rod, Anode | .... | ||||||
44 | Switch, Blower Prover SBN | 194411 |
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45 | Switch, Low Gas Pressure |
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46 | Switch, Off/On | 193243 | 193243 | 193243 | 193243 | 193243 |
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47 | Thermostat, Digital | 194393 | 194393 | 194393 | 194393 | 194393 |
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48 | Tube, Inlet | .... |
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51 | Valve Gas - Natural SBN | 194536 | 194536 | 194536 |
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52 | Valve, T&P | 192467 | 192467 | 192467 | 192467 | 192467 |
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*53 | Wire Harness - Control Natural | 194545 | 194545 | 194545 | 194545 | 194545 |
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| Wire Harness - Control Propane | 194399 | 194399 | 194399 | 194399 | 194399 |
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*54 | Wire Harness - Power | 194398 | 194398 | 194398 | 194398 | 194398 |
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*Items not illustrated. |
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Part numbers underlined are recommended stock items for emergency replacement. |
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Request from Parts Department by giving all information |
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| High Altitude Main Burner Orifice |
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such as model and series number, type of gas and specifications. |
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| Table (NEO) |
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| Model | Orifice Drill Size |
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| 120 |
| 37 |
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| 154 |
| 42 |
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| 180 |
| 37 |
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| 250 |
| 32 |
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| 275 |
| 38 |
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| 310 |
| 36 |
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| 366 |
| 32 |
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| 390 |
| 31 |
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©2003 | 42 | Technical Training Department |
Ashland City, Tennessee
