Figure 22: Double Linear Layout Overview - Roberts Gorden Blackheat BH20UT Installation, Operation & Service Manual

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B I
LACKHEAT NSTALLATION

Figure 22: Double Linear Layout Overview

g
BH30DL
f
g
BH40DL
f
BH50DL/EF
g
BH60DL/EF
f
BH70DL/EF
a = reflector width (not shown) - 365 mm
b = end cap to burner/fan - 50 mm
c = end cap to hanger - 50 mm
d = distance first hanger - 2290 mm
Model
Reflector Overlap (approx.)
18 of 74
O S M
PERATION AND ERVICE ANUAL
b
c
d e
b
c
d e
b
c
d e
BH30DL
700 mm
b
Repeated
Opposite
Side
b
e
Repeated
Opposite
Side
e e
e = distance typical between hangers - 3050 mm
f = burner height - 366 mm
g = burner length - 291 mm
BH40DL BH50DL/EF
250 mm 250 mm
LEGEND
Burner
Reflector
Tube
Tube/Reflector
Hanger
Coupling
Assembly
Fan
Assembly
Tee Assembly
b
Repeated
Opposite
Side
BH60DL/EF
530 mm
BH70DL/EF
530 mm