CHAPTER7
THROAT
l1L.e
~
INSPECI10N
AND l\1AINTENANCE
[FIGURE 7·9 I FURNACE LINER
REFRACTORY-
25D-400
HP
WITHOUT SEAL]
CAUTION
The area
between
the
burner
housing
and
the
throat
tile
re-
quires
a
good
seal.
An
improper
or
poor
seal
allows
air
leaks
that
can
cause
overheating
and
burning
of
the
burner
housing
metal.
This
area
should
be
in·
spected
semi-annually
and
repaired
or
replaced as neces-
sary
in
order
to
avoid
damage
to
the
equipment.
CHAPTER 7-18
When installing the housing, or the tile against
the housing, liberally coat this surface with
refractory
cement
Remove any excess cement
that
is
squeezed out.
Allow the refractory to air dry
as
long
as
possible.
If immediate use
is
required, fire intermittently
at low rate for several hours to thoroughly dry the
refractory.
NOTE:
For detailed information, request
Bulletin
Cl0-5921 or for replace-
ment, contact your local Cleaver·
Brooks
authorized
Repre-
sentative.
750-150
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