LG LENNOX MPB3328CNE - Manual (Page 14)

14 NOTE: DIAGRAMS & ILLUSTRATIONS ARE NOT TO SCALE.
WIRING DIAGRAMS
Wiring diagrams are provided here for reference purposes only. This information is also provided on schematics attached directly to the appliance
on a pullout panel located within the control compartment.
CAUTION: LABEL ALL WIRES PRIOR TO DISCONNECTION WHEN SERVICING CONTROLS. WIRING ERRORS CAN CAUSE IMPROPER AND DAN-
GEROUS APPLIANCE OPERATION.
WARRANTY
Your gas appliance is covered by a limited twenty
year warranty. You will fi nd a copy of the war-
ranty accompanying this manual. Please read
the warranty to be familiar with its coverage.
Retain this manual. File it with your other docu-
ments for future reference.
REPLACEMENT PARTS
A complete parts list is found at the end of
this manual. Use only parts supplied from the
manufacturer.
Normally, all parts should be ordered through
your Lennox distributor or dealer. Parts will be
shipped at prevailing prices at time of order.
When ordering repair parts, always give the
following information:
PRODUCT REFERENCE INFORMATION
We recommend that you record the following important information about your fi replace. Please
contact your Lennox dealer for any questions or concerns. For the number of your nearest Lennox
dealer, please call 1-800-9-LENNOX or visit our website at www.lennox.com.
Your Fireplace's Model Number ________________________________________
Your Fireplace's Serial Number ________________________________________
The Date On Which Your Fireplace Was Installed ___________________________
The Type of Gas Your Fireplace Uses ____________________________________
Your Dealer's Name ________________________________________________
If you encounter any problems or have any ques-
tions concerning the installation or application
of this system, please contact your distributor,
or Lennox directly:
LHP
1110 West Taft Avenue • Orange, CA 92865
1. The model number of the appliance.
2. The serial number of the appliance.
3. The part number.
4. The description of the part.
5. The quantity required.
6. The installation date of the appliance.
SIT Millivolt Wiring Diagram
If any of the original wire as supplied must be replaced,
it must be replaced with Type AWM105
°C – 18 GA. wire.
Thermopile
H
T
P
T
H
T
P
T
*TWIST WIRES “A” AND “B” TOGETHER TO OPERATE UNIT
SOLELY BY MANIPULATING THE GAS VALVE CONTROL KNOB;
OR CONNECT WIRES TO OPTIONAL ON/OFF SWITCH OR WALL
SWITCH OR THERMOSTAT OR REMOTE CONTROL RECEIVER
TO OPERATE UNIT.
*OPTIONAL ON/OFF SWITCH,
WALL SWITCH, THERMOSTAT
OR REMOTE CONTROL RECEIVER
A B
H
C
TI
W
S
TI
MI
L
WT BK
BK
BK
Schematic Representation Only
1. If any of the original wire as supplied must be replaced,
1. it must be replaced with Type AWM 105 °C – 18 GA. wire.
2. 120V, 60Hz – Less than 3 amps.
BK
Junction Box
Transf.
120 V.
24 V
Factory Wired Field Wired
BL
Electronic Wiring Diagram (Honeywell)
Showing the Blower Wiring for the Optional
FBK-100 and FBK-200 Kits
R
W
BL
OPT
BLOWER
G
W
*OPTIONAL
ACCESSORY
SWITCH
120
VAC.
BK
W
Gas Valve
B
R
IGNITER
PILOT
ASSEMBLY
Break Off
Tab
BK
G
*Blower speed control switch is provided in FBK200 blower kit.
Outlet Box
Green Ground
Screw
Hot side of Outlet
Schematic Representation Only
**ON/OFF Switch (Integral
with Gas Valve)
**Leave the ON/OFF switch, which is integral
with the gas valve, in the ON position.
Red
pigtail
Black
pigtail
White Wire
to Opposite
Side
G
LIMIT SWITCH OPTIONAL WALL SWITCH
OR OPTIONAL THERMOSTAT OR
OPTIONAL REMOTE RECEIVER
BK BK
1. If any of the original wire as supplied must be replaced,
1. it must be replaced with Type AWM 105 °C – 18 GA. wire.
2. 120V, 60Hz – Less than 3 amps.
BK
Junction Box
Transf.
120 V.
24 V
Factory Wired Field Wired
BL
Electronic Wiring Diagram (Honeywell)
Showing the Blower Wiring for the Optional
FBK-250 Kits
R
BL
OPT
BLOWER
G
W
120
VAC. BK
W
Gas Valve
B
R
IGNITER
PILOT
ASSEMBLY
BK
Outlet Box Green
Ground Screw
Hot side of Outlet
Schematic Representation Only
*ON/OFF Switch (Integral
with Gas Valve)
White Wire
To Opposite
Side
Optional FBK-250
Module
*Leave the ON/OFF switch, which is integral
with the gas valve, in the ON position.
OPTIONAL ON/OFF SWITCH,
WALL SWITCH, THERMOSTAT
OR REMOTE CONTROL RECEIVER
G
W
LIMIT SWITCH
BK BK
Figure 19
Figure 20 Figure 21