Hearth and Home Technologies Indoor Fireplace WHB30 User Manual

Installation  
Instructions  
Models:  
WHB30, WHB33, WHB36, WHB42  
WTB30, WTB33, WTB36, WTB42  
These refractories are intended for use with the Novus NDV and NBV Series gas appliances. Check with your local build-  
ing code agency before you begin installation to ensure compliance with local codes, including the need for permits and  
follow-up inspections. If you encounter any problems regarding code approvals, or if you need clarication of any of the  
instructions contained here, contact your Hearth & Home Technologies Inc. dealer. For the dealer nearest you, please visit  
Note: An arrow (¨) found in the text signies change in content.  
CAUTION  
! WARNING  
Sharp Edges  
Hot Surfaces  
Wear protective gloves and safety  
glasses during installation.  
Install this refractory only after the appliance  
has cooled and the gas and electricity have  
been shut off..  
WHB  
WTB  
Heatilator • WHB/WTB Refractory • 4055-186 Rev C • 03/08  
1
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5. If lava rock has been placed in appliance, clean the rock 7. To secure the side refractory in place, remove either the  
away from the rebox sides to make room for the side  
refractory. See Figure 7.  
middle or back screw in the rebox top.Attach a refractory  
bracket (using the screw removed) to the rebox top. See  
Figure 10.  
Figure 7  
Move Lava Rock to Install Side Refractory  
Figure 10  
Attach Refractory Bracket  
6. Carefully install a side refractory. See Figures 8 and 9.  
8. Repeat Step 3 to install the other side refractory piece.  
See Figure 11.  
Figure 8  
Position Side Refractory  
Figure 11  
Install Other Side Refractory  
9. Adjust the back and sides so no gaps are visible in the  
corners where the pieces come together.  
10.Repeat Step 7. to install the other side.  
11. Reinstall the xed glass assembly and screen.  
12.Restore power and gas ow. Your refractory installation  
is now complete.  
Figure 9  
Set Side Refractory in Place  
Heatilator • WHB/WTB Refractory • 4055-186 Rev C • 03/08  
3
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12. Convert Refractory Kit to Fit B-Vent Appliance  
a. Locate the back refractory piece and lay the brick side down  
on a at surface. Locate the indicator marks on the back  
of the refractory piece. Lay a straight edge on the indicator  
marks and cut with a utility knife. See Figure 8.  
Figure 8  
b. B-Vent/Herringbone - cut at line, discard lower (smaller)  
portion. Install cut side down. Refer to Figure 9.  
c. Direct Vent/Herringbone - Install whole refractory.  
(back of Herringbone refractory)  
(bottom for b-vent)  
Figure 9  
d. B-Vent/Traditional - cut at line, discard upper (smaller)  
portion. Install cut side down. Refer to Figure 10.  
e. Direct Vent/Traditional - Install whole refractory.  
(back of Traditional refractory)  
(bottom for b-vent)  
Figure 10  
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Heatilator • WHB/WTB Refractory • 4055-186 Rev C • 03/08  
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