Section 7: Optional Heater Accessories; U-Tube Configuration - Roberts Gorden ENERGYTUBE AG Series Installation, Operation & Service Manual

AG-S I , O
ERIES NSTALLATION PERATION AND

SECTION 7: OPTIONAL HEATER ACCESSORIES

WARNING
Cut/Pinch Hazard
Wear protective gear during installation,
operation and service.
Edges are sharp.
Failure to follow these instructions can result
in injury.

7.1 U-Tube Configuration

Heaters (except AG-40) are approved for optional U-
tube configurations.
The U-tube may be installed in a standard horizontal
position. When using a U-tube configuration, the
following additional rules must be adhered to:
• A minimum of 10' (3 m) on AG-60/80 and a
minimum of 15' (4.5 m) on AG-100/125/150/175 is
required between the burner and the U-tube.
• The correct turbulator (See Page 22, Step 6.4)
must be installed in the last standard section of
the tube.
• The burner must never be operated in a tilted
position.
• The heater must be properly supported at all
locations. See Page 28, Figure 20.
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S M
ERVICE ANUAL