
BLACKHEAT® INSTALLATION OPERATION AND SERVICE MANUAL
Figure 23: BLACKHEAT® U-Tube Layout Overviews
bc
gd
BH15 h
*Loose
LEGEND
Burner Box
Reflector
Tube
bc
Screw
Tube/Reflector Hanger
Reflector Support
g d f
BH20
BH25 h
Coupling Assembly
BH30
BH35 h
BH40
| *Loose | Tight |
| Screw | Screw |
| bc | Reflector |
g | d | e |
*Loose Screws -
loosened
2 mm (1/16")
to allow slippage.
| *Loose | Tight |
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| Screw | Screw |
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| bc |
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g | d | e | f |
BH45
BH50 h
a= overall width (not shown) b = end cap to burner/fan
c = end cap to hanger
*Loose | Tight | *Loose |
Screw | Screw | Screw |
d = distance first hanger
e= distance typical between hangers f = distance between last full tube
hanger and half tube hanger
g= burner length h = burner height
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Model | (approx.) | a | b | c | d | e | f | g |
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BH15 | 1780 mm | 850 mm | 50 mm | 50 mm | 2290 mm | 3050 mm | 366 mm | 291 mm |
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BH20 .... | 250 mm | 850 mm | 50 mm | 50 mm | 2290 mm | 3050 mm | 366 mm | 291 mm |
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BH25 | 250 mm | 850 mm | 50 mm | 50 mm | 2290 mm | 3050 mm | 366 mm | 291 mm |
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BH30.... | 580 mm | 850 mm | 50 mm | 50 mm | 2290 mm | 3050 mm | 366 mm | 291 mm |
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BH35 | 580 mm | 850 mm | 50 mm | 50 mm | 2290 mm | 3050 mm | 366 mm | 291 mm |
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BH40.... | 580 mm | 850 mm | 50 mm | 50 mm | 2290 mm | 3050 mm | 366 mm | 291 mm |
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BH45 | 690 mm | 850 mm | 50 mm | 50 mm | 2290 mm | 3050 mm | 366 mm | 291 mm |
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BH50.... | 690 mm | 850 mm | 50 mm | 50 mm | 2290 mm | 3050 mm | 366 mm | 291 mm |
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