U-Tube Package Assembly - Roberts Gorden Vantage HE-40 Installation, Operation & Service Manual

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R O B E R T S G O R D O N
U-TUBE PACKAGE
VANTAGE ® HE heaters (except HE-40) are approved for
optional U-Tube configurations. The U-Tube Package (P/N
030110SS) includes: (1) 180° U-Tube, (1) Stainless Steel
Coupling, (1) Tube and Reflector Hanger, (2) Stainless
Steel End Caps, (1) U-Tube Support Bracket, (2) 4"
(10 cm) U-Bolts with Lockwashers and Hex Nuts and
(2) Tube Clamp Packages.
Shown below is an example of an HE-100 U-Tube
configuration. One of the 10 ft. (3 m) tubes was cut in half
to balance the sides. (The layout does not need to be
symmetrical.) One (1) additional coupling was needed to
complete the installation. The U-Tube may be installed in
(4) Reflector End Caps
180° U-Tube
18" (45.7 cm)
center to center
Heat Exchanger Tube
(cut in half)
Heat Exchanger Tube
(2) 4" (10 cm) U-Bolts, attached
with 1/4" (6 mm) Lockwashers
and 1/4" (6 mm) - 20 Hex Nuts
U-Tube, Opposite 45°
Figure 19. U-Tube Package Assembly Overview (optional)
TIGHT
SCREWS
LOOSE
SCREWS
(1) Turbulator
(if required)
U-Tube, Standard
Support Bracket Assembly
7 :
S E C T I O N C O M P O N E N T I N S TA L L AT I O N
either a standard horizontal position or in an opposite 45°
position as shown below. When designing a U-Tube
configuration, the following rules must be adhered to:
1. A minimum of 10 ft. (3 m) on HE-60/80 and a minimum
of 15 ft. (4.6 m) on HE-100/125/150/175 is required
between the burner and the U-Tube.
2. The correct turbulator must be installed in the last
standard section of heater tube.
3. The burner must never be operated in a tilted position.
4. The heater must be properly supported at all locations.
(4) Reflectors
Overlap minimum 9" (23 cm)
(5) Reflector Supports
LOOSE
SCREWS
TIGHT
SCREWS
Transition Tube
Vent Adapter
(1) Burner Assembly
pg 21
TIGHT
SCREWS
(4) Tube Clamp
Package
Vent Cap