Anne Arundel County                            2583

"Room heaters installed as means of supplementary heat in rooms
used for sleeping or bathing purposes shall be as above or of the vented
type. The vented type heater shall be connected to an effective chimney
or gas vent and be equipped with an automatic pilot."

(21)   Subsection 4.6.3. Clearance. Delete the second paragraph in-
cluding the deletion of "(a)" and "(b)".

(22)   Subsection 4.7.2. Clearance: Delete from Table 7, line II and
IV pertaining to "Unlisted" and delete footnotes "6" and "9".

(23)  Subsection 4.9.8. Clearance: Delete the last two sentences start-
ing with "When these............" and substitute the following: "Where the

burner or controls must be serviced from the bottom of the floor furnace,
sufficient additional clearance must be provided to permit their removal."

(24)   Subsection 4.9.9. Access: Change title to "Pit to Be Provided",
delete as written and substitute the following: "Where the distance be-
tween the floor joists and the ground level is less than 30 inches or
the bottom of the floor furnace does not have the required clearances,
a pit must be provided under the floor furnace. The access passageway
and the bottom of the pit must have a minimum clearance of 30 inches
from the bottom of the floor joists. The pit shall be sized to give a
clearance of eighteen (18) inches on the control and vent collar sides.
If the control and vent collar sides are adjacent to each other, the
clearance on the remaining two sides may be reduced to 6 inches. The
access passageway (see 4.9.10) must enter the pit at the control side
where the 18-inch clearance is provided. The sides and bottom of the
pit shall be lined with concrete or concrete block to extend 4 inches
above the ground level and shall connect with the concrete sides of the
access passageway (see 4.9.10). The bottom of the pit may be covered
with 2 inches of crushed stone, gravel, or similar material in lieu of
concrete, if desired."

(25)   Subsection 4.9.10. Seepage Pan: Change title to "Acess", delete
as written and substitute the following: "Provision shall be made for
access to the floor furnace by means of a trap door of at least 24

inches by 24 inches, located at some convenient portion of the house
as near as practical to the floor furnace location, but preferably not in
a bedroom. A clear and unobstructed passageway to the floor furnace
of at least 30 inches high (to the bottom of joists) by 30 inches wide
must be provided from the point of access. The sides and bottom of the
passageway shall be lined with concrete or concrete block to extend 4
inches above the ground level and shall connect with the concrete sides
of the floor furnace pit (see 4.9.9). The bottom of the passageway may
be covered with 2 inches of crushed stone, gravel or similar material
in lieu of concrete, if desired. Access to the floor furnace through an
opening in the foundation wall will be acceptable where the clearance
between the bottom of the floor joists and the general ground level is
not less than 36 inches. The access openings in the foundation wall must
be at least 24 inches wide and 30 inches high and the entrance protected
against snow."

(26)   Subsection 4.10.1. Delete paragraph "b".

(27)  Subsection 4.13.3. Delete paragraph "a-3" and "b-4".

(28)  Subsection 4.14.2. Clearance: Delete paragraph (b).

(29)  Subsection 4.15.1. Clearance: Delete paragraph (c).