HEARTH PRODUCTS
KITS AND ACCESSORIES
INSTALLATION INSTRUCTIONS FOR BLOWER KITS
FBK-100 (CATALOG NO. 80L84) AND FBK-200 (CATALOG NO. 80L85)
FOR USE WITH FIREPLACES
GENERAL INFORMATION
These blower kits may be used with various models of fireplaces. The
FBK-100 blower kit is used when wall-mounted ON/OFF blower switch
is desired, and the FBK-200 when wall-mounted variable speed blower
control is desired. The blower is installed beneath the firebox. Room air
is drawn in through the bottom area of the fireplace, heated as it passes
across the firebox, and discharged through the upper panel/louver area
at the top of the fireplace. Kit FBK-100 contains one blower, two Velcro
strips and these instructions. Kit FBK-200 contains one blower, one
speed control switch, two Velcro strips and these instructions.
Note: Velcro strips are for use in Step 6 D on page 2 only.
See Installation Instructions on the following pages:
Wood Fireplaces - See Pages 1-3.
D-Vent and B-Vent Fireplaces - See Pages 1-3.
Universal Vent Free Fireplaces - See Page 4.
INSTALLATION INSTRUCTIONS
Note: In Universal Vent-Free fireplace applications refer to the installation
instructions packaged with the fireplace for additional information.
Step 1. Turn off the fireplace and allow it to cool before proceeding.
750,028M
REV. E 03/2006
Wood-burning fireplaces -
When equipped with a louver panel -
screens toward the middle of the unit to expose the louver panel retaining
screw at each end of the panel. Remove the retaining screws and then pull
the panel from the unit.
When equipped with a grille -
its outer support rods. It must be lifted high enough to clear the support
rod retaining holes located in the cabinet bottom flange. Then pull the
bottom of the grille away from the fireplace and set the grille aside.
Step 5. Elite-2 Series Gas Fireplaces - Remove the modesty panel as
follows: lift the modesty panel by the tab on the panel’s right end, pull the
right end of the panel away from cabinet and then pull the panel diagonally
out of the corner post slots on the left side of the unit. Remove the modesty
panel carefully, so that none of the wires become loose or disconnected.
Step 6. A - Gas Fireplaces - Front-open direct vent and B-vent units -
Slide the blower assembly through the front opening to the middle rear
area of the cabinet base. Position the blower assembly so that the tabs
(located on the cabinet base) are seated in the notches of the blower bracket.
Then bend the tabs over to secure the blower assembly
Remove the bottom grille by lifting it up near
FBK-100 AND FBK-200
Push the two fireplace opening
BLOWER
BLOWER KITS
(Figure 1 )
JUNCTION BOX
.
Step 2. If the appliance is connected to 120 volt power, disconnect
the power.
Step 3. If unit is a gas fireplace, shut off the gas supply to the fireplace.
Step 4. Gas fireplaces -
Open the lower panel (clean face models) or louver assembly (louvered
models) by pushing in simultaneously the left and right side of the panel
or louver assembly.
On Merit Fireplaces
screw at each end of the panel or louvers, retain the end spacers, and then
pull the panel or the louvers from the unit.
On Elite-2 Fireplaces
sliding the hinge pin, located at the door’s left side, to the right until it
disengages from the left corner post hole. Pull the door diagonally to the
left, away from the fireplace.
, remove the bottom panel or louvers by removing the
, remove the bottom door (panel or louvers) by
NOTE: DIAGRAMS & ILLUSTRATIONS NOT TO SCALE.
Figure 1
BLOWER
MOUNTING
TABS
FRONT-OPEN DIRECT VENT AND B-VENT GAS FIREPLACE
BLOWER INSTALLATION
ELECTRICAL OUTLET
1
Step 6. B - Gas Fireplaces - Multi-open direct vent units -
Open all remaining bottom hinged-panels. Slide the blower assembly
through the closest opening to the flue side of the cabinet base. Position
the blower assembly so that the tabs (located on the cabinet base) are
seated in the notches of the blower bracket. Bend the tabs over to secure
the blower assembly.
MULTI-OPEN DIRECT VENT GAS FIREPLACE
See Figure 2 or 3
BLOWER MOUNTED
HERE ON MPD35ST
MODEL
BLOWER INSTALLATION
(See-through, Peninsula, Corner Left)
.
BLOWER
MOUNTING
TABS
BLOWER
JUNCTION
BOX
ELECTRICAL
OUTLET
Figure 2
BLOWER MOUNTING TABS
BLOWER
JUNCTION BOX
Step 6. D - Wood-burning fireplaces (other than vent-free) -
Place the two mating halves of each of the two Velcro sections together.
Peel the backing from one side of both of the mating pairs and stick the
pairs to the back of the blower housing as shown in
Figure 5
.
Wipe the inside surface of the bottom of the unit of any excess oil or debris.
Peel the backing from the other side of the two mated Velcro strips.
Slide the blower assembly through the front opening of the unit (avoiding
any contact between the sticky blower bottom and the cabinet). Position
the blower assembly as shown in
Figure 6
, pressing firmly down on the
blower in order to provide a positive blower to base attachment.
MATING PAIR OF VELCRO STRIPS
BLOWER
INSTALLING VELCRO STRIPS TO BLOWER BASE
GASKET
MATING PAIR
OF VELCRO
STRIPS
Figure 5
ELECTRICAL OUTLET
BLOWER INSTALLATION
MULTI-OPEN DIRECT VENT GAS FIREPLACE
(Corner Right)
Figure 3
Step 6. C - Gas Fireplaces - Multi-open vent-free units -
Open all remaining bottom hinged-panels. Remove the blower shield
located across the inside right section of the unit.
See Figure 4
. Also
refer to the installation instructions packaged with the fireplace for additional information on shield removal. Slide the blower assembly
through the closest opening to the flue side of the cabinet base. Position the blower assembly so that the tabs (located on the cabinet base)
are seated in the notches of the blower bracket. Bend the tabs over to
secure the blower assembly. Reinstall the blower shield with the blower
cord routed to the electrical outlet.
BLOWER MOUNTING TABS
BLOWER SHIELD
BLOWER
JUNCTION
BOX
ELECTRICAL
OUTLET
AIR FLOW
DIRECTION
BLOWER SECURED
TO BASE WITH
VELCRO STRIPS
BLOWER CENTERED SIDE TO SIDE AT THE FRONT OF THE UNIT
BLOWER INSTALLATION WOOD-BURNING FIREPLACES
(OTHER THAN VENT-FREE)
BLOWER
JUNCTION BOX
ELECTRICAL OUTLET
Figure 6
Step 7. Install the field-provided ON/OFF switch (FBK-100 Kits) or
the kit-provided variable speed control (FBK-200 Kits) in a convenient
location on a wall, near the fireplace.
Step 8. Route a 3-wire, 120Vac power line to the ON/OFF switch (FBK100 kits) or variable speed control (FBK-200 kits) as shown in
Figure 7.
Then route the wires to the unit’s junction box. Remove the receptacle by
removing the two securing screws. Connect the supply wires to the
receptacle as shown in
Figure 7,
ensuring that the polarity (as determined
by the colors of the wires) is exactly as shown. Reinstall the receptacle.
2
MULTI-OPEN CATALYST AND VENT-FREE GAS FIREPLACE
BLOWER INSTALLATION
(See-through, Peninsula)
Figure 4
NOTE: DIAGRAMS & ILLUSTRATIONS NOT TO SCALE.
Step 9. Plug the blower cord into the top receptacle.
Step 10. Elite-2 Series Gas Fireplaces - Reinstall the modesty panel.
Reinstall the modesty panel carefully, so that none of the wires become
loose or disconnected.
Step 11. Gas fireplaces -
Reinstall the bottom panel or louver assembly.
Wood-burning fireplaces -
Reinstall the bottom louver panel or grille.
Step 12. Restore the electrical power to the unit.
120V, 60HZ, 1PH BLOWER CONTROL CIRCUIT WIRING (Direct Vent Appliances)
Field Wired
JUNCTION BOX
Step 13. Start the fireplace by following the procedure indicated in
the lighting instructions section of the Homeowner’s Care and Operating Instructions manual supplied with the fireplace.
Step 14. Check the start up and shutdown, and the running operation of
the blower. If the variable speed control is being used, check its operation.
IMPORTANT: Ground lead must be connected to the green screw
located on the junction box. Failure to do so will prevent the
appliance from operating. The appliance must be electrically
grounded in accordance with local codes or, in the absence of local
codes, the National Electrical Code, ANSI/NFPA 70-(latest edition).
(In Canada, the current CSA C22-1 Canadian Electrical Code.)
Factory Wired
TOP RECEPTACLE
BLOWER
Plug blower into top receptacle
Tab intact
NEUTRAL SIDE OF RECEPTACLE
BOTTOM RECEPTACLE
Green Ground Screw
If any of the original wire as supplied must be replaced, it must be replaced with type AWM 105 degree C - 14 gauge wire.
Black
Red
GROUND GREEN
NEUTRAL WHITE
120 VAC BLACK
*Wall-mounted ON/OFF Blower Switch
or Speed Control
Break Tab Off
HOT SIDE OF RECEPTACLE
*ON/OFF Blower Switch is field provided when using
FBK-100 kit;Speed Control is provided in FBK-200 kit.
Figure 7
120V, 60HZ, 1PH BLOWER CONTROL CIRCUIT WIRING (Wood And B-Vent Appliances)
Field Wired
JUNCTION BOX
BLOWER
Black
Factory Wired
GROUND GREEN
NEUTRAL WHITE
Plug blower into receptacle
Green Ground Screw
NEUTRAL SIDE OF RECEPTACLE
If any of the original wire as supplied must be replaced, it must be replaced with type AWM 105 degree C - 14 gauge wire.
BOTTOM RECEPTACLE
*ON/OFF Blower Switch is field provided when using
FBK-100 kit;Speed Control is provided in FBK-200 kit.
Wall-mounted ON/OFF
Blower Switch or Speed Control
HOT SIDE OF RECEPTACLE
120 VAC BLACK
Figure 8
NOTE: DIAGRAMS & ILLUSTRATIONS NOT TO SCALE.
3
Universal Vent Free Fireboxes
Loose Knot In Power
Cord To Take Up Slack
Firebox
Floor
Model UVFRC-4228 Shown
Installation Instructions -
FBK-100 or FBK 200 Blower Kits
JBK Junction Box Kit
Models UVFRC-4228, UVFRC-4228-H
UVFRC-3628 and UVFRC-3628-H :
Reinstall the bottom refractory panel that was
removed on
Step 1
(see
Figure 9 )
.
J-Box Flanges
Right Outside Cabinet Panel
Step 1. Follow the instructions below for the
model you are installing:
Models UVFRC-4228, UVFRC-4228-H,
UVFRC-3628 and UVFRC-3628-H:
Lift out the bottom refractory panel
(see
Figure 9 )
.
Models UVF-36 - Using a screwdriver remove
the screw from the blower access panel as
shown in
Figure 10.
Slide the panel to the
right until the flange clears the opening. Remove the panel and set aside.
Step 2. Remove the rectangular knock-out
(for J-Box) on the right side of the unit.
Install the junction box and electrical outlet
below the firebox floor into the rectangular
opening on the right side cabinet panel
where you removed the knock-out (
Figures 11 & 12
). The junction box/
see
electrical kit is sold separately.
Note:
Pass the wires through the hole, then
squeeze the J-Box flanges together to fit into
opening.
Step 3. Loosely tie a knot in the power cord
to take up slack (see
Step 4. Locate the tabs shown in
Figure 13 )
.
Figure 14.
Position the blower assembly so that the
tabs (located on the cabinet base) are seated
in the notches of the blower bracket. Bend
the tabs over to secure the blower assembly
(see
Figure 15 )
.
Models UVF-36:
Reinstall the blower access panel that was
removed on
Models
UVFRC-4228, UVFRC-4228-H,
UVFRC-3628 and UVFRC-3628-H
Step 1
(see
Figure 10 )
Lift Out Bottom Refractory Panel
Bottom
Refractory
Panel
.
Figure 9
Firebox Floor
Blower
Access
Panel
Remove Screw, Then Lift Out Blower Access Panel
Remove Screw
(Model UVF-36)
Figure 10
Wires
Figure 12
Figure 13
Model UVFRC-4228 Shown
Cabinet Base
J-Box And
Electrical Outlet
Step 5. Plug blower power cord into the
J-Box electrical outlet.
Step 6. Connect electrical outlet and switch
wires to the power supply; 3-wire, 120 VAC,
60 Hz, 1 ph power supply (see
FBK-100 Kits - Install a field-provided (or P/N
85L87) ON/OFF wall switch in a convenient
location on a wall, near the fireplace.
FBK-200 Kits - Install the kit-provided variable speed control (rheostat) in a convenient
location on a wall, near the fireplace.
Step 7. Follow the instructions that follow
for the model you are installing:
The manufacturer reserves the right to make changes at any time, without notice, in design,
materials, specifications, prices and also to discontinue colors, styles and products.
Consult your local distributor for fireplace code information.
Printed in U.S.A. © 2001 by Lennox Hearth Products
P/N 750,028M REV. E 03/2006
4
Figure 8 )
Locating Tabs
J-Box & Electrical Outlet
.
Firebox
Floor
Install Into Side Wall Rectangular Opening
(Model UVFRC-4228 Shown)
J-Box Flange
Figure 11
NOTE: DIAGRAMS & ILLUSTRATIONS NOT TO SCALE.
NOTE: DIAGRAMS & ILLUSTRATIONS NOT TO SCALE.
Figure 14
Bend Locating Tabs Over
(Into Notches)
Model UVFRC-4228 Shown
Figure 15
1110 West Taft Avenue - Orange, CA 92865
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