| SERIES 28A BOILER INSTALLATION AND OPERATION INSTRUCTIONS |
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| Number of Sections with Item Quantities Below |
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Ref # | Name of Part | Part # | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 |
| 14 | 15 | 16 |
| 17 |
| 18 |
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ns | Rear Observation Port Hardware | 71301 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| 1 | 1 | 1 |
| 1 |
| 1 |
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| Burner Mounting Plate Assembly, 9" | 70641 |
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| Burner Mounting Plate Assembly, 10 1/4" | 70640 |
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34(3) | Burner Mounting Plate Assembly, 12 1/2" | 70510 |
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| Burner mounting plate determined by burner selection |
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| Burner Mounting Plate Assembly, 10 1/4" | 70672 |
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| Burner Mounting Plate Assembly, 7 3/4" | 70669 |
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ns | Burner Mounting Plate Hardware | 71267 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| 1 | 1 | 1 |
| 1 |
| 1 |
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35 | Burner Mounting Plate Insulating Block | 69645 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| 1 | 1 | 1 |
| 1 |
| 1 |
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36 | Burner Mounting Plate Rope Seal, 3/8 x 7 ft. | 76540 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| 1 | 1 | 1 |
| 1 |
| 1 |
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ns | Burner Mtg. Plate Ins. Block Hardware | 71268 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| 1 | 1 | 1 |
| 1 |
| 1 |
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37 | Operating Control, PA404A | 50493 |
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| One per steam boiler |
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38 | 3 1/2" Steam Gage | 60269 |
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| One per steam boiler |
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39 | Hi Limit Control, L404C | 50494 |
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| One per steam boiler |
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n/s | Can of Spray Adhesive | 70492 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 2 |
| 2 | 2 | 2 |
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n/s | Flue Brush | 60090 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| 1 | 1 | 1 |
| 1 |
| 1 |
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(3)Burner mounting plate assembly includes the burner mounting plate with the observation glass and cover.