Lennox Hearth Products LBLK-100 User manual

NOTE: DIAGRAMS & ILLUSTRATIONS NOT TO SCALE. 1
GENERAL INFORMATION
BLOWER KIT
LBLK-100
This blower kit may be used with ELDV series fireplaces. The LBLK-
100 blower kit is used with a field supplied ON/OFF power switch. 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 open area at the top of the
fireplace. The LBLK-100 blower kit contains one blower, one power
cord and these instructions.
HEARTH PRODUCTS
KITS AND ACCESSORIES
INSTALLATION INSTRUCTIONS FOR BLOWER KIT
LBLK-100 (CATALOG NO. H4678) FOR USE WITH ELDV SERIES FIREPLACES
Step 1. Turn off the fireplace and allow it to cool before proceeding.
Step 2. If the appliance is connected to 120 volt power, disconnect
the power.
Step 3. Shut off the gas supply to the fireplace.
Step 4. Remove the bottom panel of the fireplace by pulling it forward.
(
see Figure 1 ).
Step 5. Remove the door assembly by opening the two latches (located
under the door assembly) securing the glass door ( see Figure 1 ).
INSTALLATION INSTRUCTIONS
Figure 1
750,216M
REV. N/C 03/2006
Figure 2
Blower Cover Panel
Burner Baffle
Burner Assembly
Grate Assembly
Logs
Bottom Panel
Door Asembly
Step 6. Remove thelogsfromthe fireplace( seeFigure1 ). Handle logs
carefully to prevent breakage.
Step 7. Remove the grate asembly, burner baffle, burner asembly
( Figure 2 ) and the blower cover panel ( Figure 3 ).
Step 8. Connect theprovidedpowercord totheterminalson theblower.
Figure 3
Blower Cover Panel

NOTE: DIAGRAMS & ILLUSTRATIONS NOT TO SCALE.
2
Step 9B. Next, rest the blower on the cabinet bottom ( see Figure 5 ).
Figure 5
LBLK-100 Blower Resting On Cabinet Bottom
Blower Access Cutout
Step 9C. Now gently slide the blower assembly towards the back of the
fireplace ( see Figure 6 ).
Step 9D. Rotate the blower assembly so the base rests on the cabinet
bottom ( see Figure 7 ).
Figure 6
Cabinet Bottom
Figure 7
Cabinet Bottom Blower Assembly Base
Step 9E. Place the blower assembly in its final position at the back of the
cabinet bottom, resting on the blower mounting tabs ( see Figure 8 ) .
Bend the mounting tabs over the blower base to secure.
Figure 8
Blower Mounting Tab
Blower Assembly
Figure 4
Blower Access Cutout
Left Side Of Blower Assembly Tilted Into Access Cutout
Step 9. - Installing The LBLK-100 Blower
9A. First, tilt the left side of the blower into the cutout (
see Figure 4 ).
Blower Base

NOTE: DIAGRAMS & ILLUSTRATIONS NOT TO SCALE. 3
Step 10. Install the field-provided ON/OFF switch in a convenient
location on a wall, near the fireplace.
Step 11. Route a 3-wire, 120Vac power line to the ON/OFF switch as
shown in Figure 9 (for Millivolt model) and Figure 10 (for Electronic
model).
Then route the wires to the unit’s junction box. Remove the receptacle
box by squeezing the sides of the J-Box and slide the two tabs through
the cutout.
Step 12. Connect the supply wires to the receptacle as shown in
Figure 9 (for Millivolt) and Figure 10 (for Electronic). Reinstall the
receptacle box.
Step 13. Plug the blower cord into the receptacle ( see Figure 11 ).
Step 14. Reinstall items from Steps 7, 6 and 5.
Step 15. Restore the electrical power to the unit.
Step 16. Start the fireplace by following the procedures indicated in
the lighting instructions section of the Homeowners Care And Opera-
tions instructions manual, supplied with the fireplace.
Step17. Checkthe start-upand shutdown, andthe running operation
of the blower.
Figure 9 Figure 10
JUNCTION BOX
W
GR
BK
120 VAC
BK
R
TRANSFORMER 3V
INTERMITTENT ELECTRONIC WIRING DIAGRAM
BROWN
BROWN
BLACK
BATTERY BACK-UP
TO WALL
SWITCH OR
THERMOSTAT
BLACK (SENSOR)
BLACK (IGNITOR)
SPARK TO PILOT IGNITOR
IGNITOR MODULE
3V
RED
BK WGR
OPTIONAL BLOWER
SWITCH
FAN
(OPTIONAL)
PILOT
IN
OUT
VENT
LO
HI
TH
TP
TH
TP
IN
ORANGE (THTP)
BLACK (TP)
GREEN (TH)
TP-TH
TP
TH
APPLIANCE- MOUNTED
ON/OFF SWITCH
BK/W(1)
BK/W(1)
WALL-MOUNTED ON/OFF SWITCH (OPTIONAL)
THERMOSTAT (OPTIONAL)
JUNCTION BOX
BLACK
W
GR
120 V
AC
WALL MOUNTED CONFIGURATION FOR FAN SWITCH (OPTIONAL)
BK
R
WIRING DIAGRAM MILLIVOLT GAS VALVES
THERMOPILE
GAS VALVE
FAN
(OPTIONAL)
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.)
BLOWER MOUNTING TABS
BLOWER ASSEMBLY
ELECTRICAL OUTLET
Figure 11

NOTE: DIAGRAMS & ILLUSTRATIONS NOT TO SCALE.
4
Printed in U.S.A. © 2006 by Lennox Hearth Products
P/N 750,216M REV. N/C 03/2006
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.
1110 West Taft Avenue - Orange, CA 92865