Figure 22: blackheat – Roberts-Gordon HE15UT User Manual
Page 33
SECTION 7: U-
TUBE
H
EATER
I
NSTALLATION
27 of 73
Figure 22: BLACKHEAT
®
HE U-tube Assembly Overview
200 mm Maxim
um
Coupling
U-clips
Reflector End Caps
180° U-tube
460 mm
Center to Center
Fresh Air Supply
Bur
ner
Reflector
U-tube
Suppor
t Br
ac
ke
t
Inter
nal Swir
ler
Tube Clamp
Pa
ckage
Bur
ner
Tube
Fan
Tube
Reflector Suppor
t
*NO
TE:
Locate f
an a
w
ay
from w
et en
vironment
or use the IP54 protected f
an.
*F
an Assemb
ly
(F
or Single Heater)
Damper Assemb
ly
(Required f
or Multib
ur
ner)
Flue Pipe or Optional Heat Exchanger
Outside
W
all
Vent Cap or Bird Screen
W
eld S
pot