Desa BK3 Installation Instructions

Model BK3 Fan Kit inStallation inStructionS
FOR USE WITh DESA MODEL WOOD BURNING AND vENT FREE FIREBOxES
The model BK3 blower system (shown in figure 1) can be installed in any
existing circulating model wood burning or unvented firebox having a prewired
120 VAC duplex power receptacle.
CAUTION: Turn off gas supply, disconnect electric
circuit and allow appliance to fully cool down before
performing this installation. Glass and refractory panels
may be heavy for some individuals. If this is the case,
please request help.
ACCESSING BLOWER COMPARTMENT
1. Remove glass doors (if equipped) by following the instructions shown in
Figure 2.
2. Remove front refractory access panel by lifting up and angling out through
fireplace opening. See Figure 3.
3. Remove control cover panel.
4. Remove lower louver panel (if installed) by gently pushing out panel from
inside mounting frame.
5. Remove knockout plug from lower louver panel. See Figure 3.
6. Place fan assembly with blades pointing towards rear of fireplace and in
between two leg stands. See Figure 4.
7. Using 2 of the screws provided, fasten upper flange of blower bracket to
hearth pan. Fasten end flanges to leg stands with remaining 4 screws.
See Figure 4.
NOTE: Wire assembly must be arranged in front and away from the fan
blades to reach power receptacle plug freely.
Figure 1 - BK3 Triple Fan Assembly
Fold Bi-Fold Door
After Releasing
Spring Clip to Slide
Door out of Upper
Track
Figure 2 - Removing Glass Doors
TRIPLE FAN BLOWER SySTEM
Spring Clip
Press Spring Clip to
Release Pivot Pin
Remove Bottom Pin
from Pivot Plate While
Sliding Door Out of
Upper Track
Pivot Plate
Save for future reference.
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Refractory
Access Panel
Control
Cover
Louver Panel
Knockout Plug
Figure 3 - Accessing Blower Compartment
Screws for
Leg Stands
Screws at
Upper Flange
Figure 4 - Mounting Blower