a. Description. The tank is a container designed to
area between the two vessels and then out through the
heat the incoming water to a temperature suitable for
exhaust duct opening.
showers. The inside of the tank is equipped with an
inner water-heating vessel and an outer water-heating
b. Servicing. Clean the tank with a moist cloth.
vessel (fig. 4-35). These vessels form a combustion
c. Inspection. Inspect the tank for dents, breaks,
chamber inside the tank. Openings in the rear of the
cracks, and leaks. Make certain all weld spots are
inner water-heating vessel allow the combustion gases
complete and unbroken. Be sure the upper and the
to flow into the
lower manifolds are welded securely to the tank.
