A
F
I
RCH
RONT
NSTALLATION WITH
All Arch fronts mounted to 922 fi reboxes require a 540
WDK wire guard and mounting hardware.
Note: The bottom of the fi rebox must be installed fl ush
with the fi nished hearth height or the cast front will not
install properly. The cast front must rest on the hearth
or fl oor as the fi rebox and brackets will not support it on
their own.
ZC applications. For ZC applications, the 922
requires a 975ZCK—Zero Clearance Kit. Refer to the
instructions booklet supplied with the 975ZCK.
ceiling
See
mantel
table
B
36" min.
to combust.
mat'l
Mantel Depth "A"
Clearance from base of heater "B"
Clearances to combustible materials in front of opening
8
922
A
1"
(539AFB, 539AFP, 549AFB, 549AFP)
540WDK Kit components
Min. 39-1/2"
2"
3"
4"
40"
Center line
4-3/4"
Edge of
protruding
arch
5"
6"
7"
42-1/2"
8"