BLACKHEAT® HE INSTALLATION OPERATION AND SERVICE MANUAL
Figure 23: BLACKHEAT® HE U-tube Layout Overview
HE15UT g
HE20UT g
HE25UT
HE30UT 
HE35UT g
HE40UT
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h | d |
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| LEGEND |
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| Burner |
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| Reflector |
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| Tube |
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h | d | f | Tube/Reflector |
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| Hanger |
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| Coupling |
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| Assembly |
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h | d |
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HE45UT g
HE50UT
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h | d | e | f |
a | = | overall width (not shown) - 850 mm | e | = | distance typical between hangers - 3050 mm |
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b | = | end cap to burner/fan - 50 mm | f | = distance between last full tube |
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c | = | end cap to hanger - 50 mm |
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| hanger and half tube hanger - 1900 mm |
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d | = | distance first hanger - 2290 mm | g | = | burner height - 241 mm |
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| h | = | burner length - 445 mm |
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| HE15UT | HE20UT | HE25UT |
| HE30UT | HE35UT | HE40UT |
| HE45UT |
| HE50UT | ||
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Reflector |
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Overlap |
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| 1780 mm | 250 mm | 250 mm |
| 580 mm | 580 mm | 580 mm |
| 690 mm |
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