HEATER, IMMERSION, LIQUID FUEL, FIRED FOR TANK TRAILER
FSN 4540-266-6834
Section I. DESCRIPTION AND TABULATED DATA
5-1. Description
the tank as well as a support for the heater assembly.
The flue and burner stack extends through the disc
a. General. The current production model heater
(FSN 4540-266-6834) for tank trailer (fig. 5-1) is of
and is welded in place at a point just below the draft
water tight, sheet-steel construction and consists of
gate. An instruction plate is located on the hinged
hood (fig. 5-1) which covers the top of the burner
a doughnut-shaped combustion chamber and a stack
assembly welded together. A vertical partition di-
compartment. The vaporizer plate of the downdraft
vides the stack into two compartments; the burner
burner consists of a 3/32 inch layer of absorbent as-
compartment which houses the burner, and the flue
bestos, sandwiched between two perforated ovals of
compartment through which combustion gases leave
corrosion-resistant steel. The fuel tank is held in
the heater. The partition between the two stack com-
place by a cradle and strap assembly. The fuel tank is
partments extends to the bottom of the heater and
equipped with a valve assembly, a vent plug, and a
causes air entering the chamber from the burner
filler plug, all located on the same end of the cylin-
drical tank. The heater is equipped with an 8-foot
compartment to circulate completely around the
chamber before leaving by way of the flue compart-
air-conditioning-heating pipe that consists of four
ment. The swing-type draft gate is located on the
sections of pipe (fig. 5-l). The perforated cylinder on
side of the flue compartment, near the top. A steel
the end of the lighter is filled with absorbent as-
disc 17-5/16 inches in diameter, provides a cover for
bestos.
