INSTALLATION AND
OPERATING INSTRUCTIONS
MERIT® PLUS SERIES
33" Electric Fireplace
P/N 850,032M REV. B 06/2006
LENNOX HEARTH PRODUCTS
MPE-33R
MODEL:
This manual will enable you to obtain a safe, efficient and dependable
installation and operation of your electric fireplace. Please read and
understand these instructions before beginning your installation.
Do not alter or modify this fireplace or its components under any circum-
stances. Any modification or alteration of the fireplace system, including
but not limited to the fireplace and accessories, may void the warranty,
listings and approvals of this system and could result in an unsafe and
potentially dangerous installation.
IMPORTANT!IFOPTIONALGLASSDOORSAREPURCHASED,TO
ASSURE PROPER ALIGNMENT, INSTALL THIS FIREPLACE IN A
SQUAREANDPLUMBCONDITION,USINGSHIMSASNECESSARY
AT SIDES. THIS APPLIANCE IS MOUNTED ON RUBBER FEET TO
ENSURE ADEQUATE AIR CIRCULATION BENEATH FIREPLACE.
DO NOT BLOCK AIRFLOW AT THE BOTTOM AIR INTAKES.
INSTALLER: DO NOT DISCARD THIS MANUAL
PLEASE LEAVE FOR THE HOMEOWNER
FOR YOUR SAFETY
DO NOT STORE OR USE GASOLINE OR OTHER FLAMMABLE
VAPORS AND LIQUIDS IN THE VICINITY OF THIS OR ANY OTHER
APPLIANCE.
A French manual is available upon request. Order P/N 850,032CF
Ce manuel d’installation est disponible en francais, simplement en
faire la demande. Numéro de la pièce 850,032CF.
SAVE THESE INSTRUCTIONS
FOR FUTURE REFERENCE
®
Report # C1482763
C
US
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DO NOT USE THIS APPLIANCE OUT-
DOORS. DO NOT EXPOSE FIREPLACE
TO THE ELEMENTS (SUCH AS RAIN,
ETC.).
GENERAL INFORMATION
LOCATING YOUR MERIT PLUS ELECTRIC
FIREPLACE
Power Supply Wire Specifications
Yournewfireplacemaybeinstalledintoexisting
framing or built into a wall (see Figure 1), or
set in a freestanding mantel cabinet available
from your dealer (see Page 17).
120 Volt, 60 Hz, 1600 Watts:
(ref. Page 10)
THIS APPLIANCE IS NOT INTENDED
FOR USE IN BATHROOMS, LAUNDRY
AREAS OR SIMILAR INDOOR LOCA-
TIONS. NEVER LOCATE THIS APPLI-
ANCE WHERE IT COULD FALL INTO
A BATHTUB OR OTHER WATER CON-
TAINER.
Hard Wire Connection - Use two conductor,
non-metallic sheath cable with ground wire
(total three wires) for the incoming power
supply. The wire used must conform to local
and national electrical codes for the specified
power consumption rating. See Table 1.
When choosing a location for your new fire-
place, ensure that the general instructions are
followed. Also, for the best effect, install the
fireplace out of direct sunlight and away from
overhead lighting. See Figure 1.
240 Volt, 60 Hz, 3000 Watt:
(ref. Page 11)
DO NOT RUN ELECTRICAL WIRING OR
POWER CORD UNDER CARPETING. OR
COVER WITH THROW RUGS, RUNNERS
OR SIMILAR MATERIALS.
Usethreeconductor, non-metallicsheathcable
with ground wire (total four wires) for the
incoming power supply. The wire used must
conform to local and national electrical codes
for the specified power consumption rating.
See Table 1.
Top View Showing Approved
Room Locations of Fireplace
FOR 120 VAC POWER CORD AVOID THE
USE OF AN EXTENSION CORD BECAUSE
THE EXTENSION CORD MAY OVERHEAT
AND CAUSE A RISK OF FIRE. HOW-
EVER, IF YOU HAVE TO USE AN EXTEN-
SION CORD, THE CORD SHALL BE NO.
14 AWG MINIMUM SIZE AND RATED
NOT LESS THAN 1800 WATTS, 15
AMPS. THE EXTENSION CORD MUST
BE A THREE CONDUCTOR SHEATH
CABLE WITH GROUNDING TYPE PLUG
AND CORD CONNECTION.
Wall Switch or Wall Thermostat Kits
(optional kits, see Page 17)
Low voltage wire is provided for the wall switch
connection. The wires gage requirements are
shown on Table 1.
fireplace shown in gray.
WARNING
Do not install or operate this fire-
placethroughaswitchwiredinthe
120 VAC or 240 VAC circuits. The
only approved wiring for a switch
is through the low voltage circuit
(24 VAC) as shown on Page 14.
Figure 1
TOOLS AND BUILDING SUPPLIES
NORMALLY REQUIRED
THIS APPLIANCE HAS HOT AND ARCING
OR SPARKING PARTS INSIDE. DO NOT
USE IT IN AREAS WHERE GASOLINE,
PAINT OR FLAMMABLE LIQUIDS ARE
USED OR STORED.
Tools:
Phillips Screwdriver
7/16" Socket Drive
Hammer
THIS FIREPLACE SHOULD NOT BE USED
AS A DRYING RACK FOR CLOTHING, NOR
SHOULD CHRISTMAS STOCKINGS OR
OTHER DECORATIONS BE HUNG NEAR IT.
Saw And/or Saber Saw
Level
Power Supply Wire Gage
Measuring Tape
Plumb Line
Electric Drill And Bits
Pliers
Voltage
Wire Gage
Fuse
Rating
120 V
240 V
14 GA.
14 GA.
15 AMP
20 AMP
USE THIS APPLIANCE ONLY AS
DESCRIBED IN THIS MANUAL. ANY
OTHER USE IS NOT RECOMMENDED BY
THE MANUFACTURER AND MAY CAUSE
A FIRE, ELECTRIC SHOCK OR INJURY
TO PERSONS.
Square
Gloves
Wall Switch / Thermostat Wire Gage
Building Supplies:
Framing Materials
Wall Finishing Materials
Caulking Materials
(noncombustible)
Voltage
5 VOLTS
Wire Gage
18 GAGE
IF APPLIANCE IS TO BE DISCON-
NECTED, TURN OFF CONTROLS FIRST.
Table 1
IMPORTANTNOTE:Thisfireplacesystem
is not difficult to install. However, in the
interest of safety, it is recommended that
the installer be a qualified or certified
“tradesman” familiar with commonly
acceptedfireplaceinstallationandsafety
techniques as well as prevailing local
codes.
DO NOT INSERT OR ALLOW FOREIGN
OBJECTS TO ENTER ANY VENTILATION
OR EXHAUST OPENING, AS THIS MAY
CAUSE AN ELECTRIC SHOCK, FIRE, OR
DAMAGE TO THE APPLIANCE.
SAVE THESE INSTRUCTIONS.
3
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FRAMING SPECIFICATIONS
25-5/8 "
(651 mm)
36-1/4 "
(921 mm)
35-1/4 "
(895 mm)
51-1/4 "
(1302 mm)
Electrical
Junction
Box
Electrical
32 "
Junction
35-1/4 "
(812 mm)
(895 mm)
Box (left side)
Corner View
4 "
(102 mm)
15-1/8 "
Front View
Note: Framing dimensions are calculated for a nailing flange depth of 1/2"
(384 mm)
Side View
Figure 2
FIREPLACE SPECIFICATIONS
Electrical Access
Cover
21-1/8 "
(537 mm)
13-3/4"
14-7/8"
(350 mm)
Top View
(32 mm)
Power Cord
34-1/2"
(876 mm)
32 "
(812 mm)
24-1/2"
29-3/4 "
(754 mm)
21-1/8 "
(537 mm)
Left Side
(
622mm
)
Right Side
Front View
5-1/8 "
(130 mm)
27-1/2 "
(
700mm)
33 "
(838 mm)
Electrical Access
5-1/4 "
(134 mm)
2-1/4 "
(55 mm)
Figure 3
4
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- Loosenfourscrewstoremovethejunction
box cover plate.
FIREPLACE SPECIFICATIONS
IMPORTANT
- Disconnectandremovethe120Voltpower
cord from the fireplace wires.
- Position the fireplace into the framed-in
opening. Attach fireplace to frame using
nailing flanges provided.
Cat. No. H3427
Model: MPE-33R
Description: Merit Plus Electric Fireplace,
33” Radiant
Shipping Weight: 81 lb.'s (36.75 KG)
Packaging:
Coldclimateinstallationrecom-
mendation: when installing this
fireplaceagainstanon-insulated
exterior wall or chase, it is
mandatory that the outer walls
beinsulatedtoconformtoappli-
cable insulation codes.
- Complete the wiring to the fireplace as
shown on Page 11.
- Place all wire connectors inside the junc-
tion box.
41” x 17 3/4” x 33 1/2”
(1040 mm x 451 mm x 850 mm)
14.1 cu. ft.
- Attach junction box cover plate with four
screws.
The fireplace wires L1, L2, N, N1, N2 and
G are attached to the rear of the junction
box cable clamp for easy access.
Power Requirements:
(120 Volt, 60 Hz.)
WARNING
Rated Wattage - 1600 Watts
Amperage - 13.33 Amps
(240 Volt, 60 Hz.)
To prevent contact with sag-
ging or loose insulation, the
appliance must not be installed
againstvaporbarriersorexposed
insulation. Localized overheat-
ing could occur and a fire could
result. Insulation and a vapor
barrier should be placed a
minimum of 2 inches from the
appliance.
3. Wireadedicated, properlyfusedcircuitwith
an Amp rating for the appropriate voltage
(120 V - 15 Amps or 240 V - 20 Amps).
A dedicated circuit is required to prevent
overloadingahousecircuitincasesofhaving
multiple appliances on the same circuit.
Use an outlet that is protected by a ground
fault circuit interrupter where required by
electrical code.
4. (If applicable) Make wall mount wall switch
or wall thermostat connections as outlined
on Pages 11 & 12.
5. Performafunctiontest. SeeManualControl
Panel Operation on Page 6 and Remote
Control Operation on Page 7.
Rated Wattage - 3000 Watts
Amperage - 12.5 Amps
Blower CFM: 83 CFM
(120 V): 5,461 BTU/HR
(240 V): 10,239 BTU/HR
MINIMUM CLEARANCES TO COMBUS-
TIBLES
PRE-INSTALLATION
This appliance is an electric fireplace designed
to be framed in with combustible materials (up
to the edge of the appliance). A drywall lip at
the top of the fireplace and 4 nailing flanges
on the sides of the appliance is provided to
facilitate installation.
ELECTRICAL CONNECTIONS
Before You Start
Check appliance for any concealed damage.
Refer to the electrical diagrams on Pages 10
to 14.
DETAILED INSTALLATION STEPS
1. Completetheframingopeningtothedimen-
sions specified in Figure 2.
WARNING
Clearances
2. Prepare the connections to power source:
120 Volt Connections - Locate the power
cord on the left side of the unit and connect
it to the outlet installed during the framing
(see Figure 2). Verify that the power to the
receptacle is off.
Sides
Floor
Top
0 inches - 0 mm
0 inches - 0 mm
0 inches - 0 mm
Electrical wiring must comply
with local building codes and
other applicable regulations to
reduce the risk of fire, electrical
shock and injury to individuals.
Table 2
Hard wired installation:
Ensure that there is a minimum of 8" of the
service cable for connection to the junction
box on the fireplace.
MantelClearance:CombustibleandNon-com-
bustible mantels may be installed at any height
above the top of the face of fireplace.
IMPORTANT
Any electrical re-wiring of this
appliance must be done by a
qualified electrician.
- Loosenfourscrewstoremovethejunction
box cover plate.
- Disconnectandremovethe120Voltpower
cord from the fireplace wires.
Hearth Protection: A hearth is not mandatory,
but it is recommended for aesthetic purposes.
Secure the hearth extension to the floor to
prevent possible shifting. Do no block the air-
flow beneath the appliance (read the following
WARNING).
- Position the fireplace into the framed-in
opening. Attach fireplace to frame using
nailing flanges provided.
- Complete the wiring to the fireplace as
shown on Page 10.
WARNING
- Placeallwireconnectorsinsidethejunction
box.
Do not use this fireplace if any
part of it has been underwater.
Immediately call a qualified
servicetechniciantoinspectthe
fireplace and replace any part of
the electrical system which has
been under water.
WARNING
- Attach junction box cover plate with four
screws.
This appliance is mounted on
rubber feet to ensure adequate
aircirculationbeneathfireplace.
Donotblockairflowatthebottom
air intakes.
240 Volt Connections - Ensure that there
is a minimum of 8" of the service cable
for connection to the junction box on the
fireplace.
5
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Note:Ensurethecircuitbreakersforthepower
supply are turned on.
Main Power ON/OFF Switch
FINAL FINISHING
Whenthemainpowerswitchisturnedon,power
is supplied to the fireplace. This switch must be
on for all other switches to operate.
Materialssuchasbrickandtilecanbeextended
down to the top of the fireplace. Do not extend
down, covering the outlet or glass enclosure
panel (optional kit).
This appliance can be operated either from the
manual control panel (see Figures 4 & 5) or
by using the remote control, wall switch or wall
thermostat (optional kits).
Heater ON/OFF Switch
When this switch is turned on, the heater will
emitheatinthetemperaturerangeselected(see
Figure 6; G, H & I). The fireplace can operate
with or without heat.
There are a wide variety of “finished looks” for
these fireplaces, from formal wall decor with
elaborate mantels to rustic wood paneling or
warm brick facings.
The manual controls are located on the firebox
floor on the front left (see Figure 5). If an
optional glass enclosure is installed, it must
be removed to access.
Flame / Ember On/Off Switch:
Turns lights on inside ember bed and flame
cylinder.
Mantel Cabinet or Accent Trim Installations
MANUAL CONTROL PANEL
An optional mantel cabinet kit or an accent trim
kit is available from your dealer (see Page 18).
These options give the appliance an attractive
finished look.
Main Power On/Off (rear most switch)
•
•
•
When using the main power on/off switch
inside the manual control panel, the power
on/off switch outside the manual control
panel (optional wall switch kit) must be in
the OFF position.
When using power on/off switch outside
the manual control panel (optional wall
switch), the power on/off switch inside the
manual control panel must be in the OFF
position.
When using the remote control, the power
on/off switch inside the manual control
panel and the wall switch (optional kit)
must be on the OFF position.
On
Heater On/Off (center switch)
On
Off
Off
Hearth
An aesthetically pleasing fireplace hearth can
be installed, if desired (see hearth protection
on Page 5).
Flame / Ember On/Off (front most switch)
BREAK-IN PERIOD:
Off
During the first few initial uses of this heater,
theremaybeareleaseofaslight,harmlessodor.
This odor is a normal occurrence caused by the
initial heating of the internal heating elements
and should not reoccur.
On
Figure 4
MANUAL CONTROL PANEL OPERATION
(refer to Figures 5 & 6)
Once this appliance has been properly installed
and connected to the power supply as defined
in this manual, it is ready to operate.
Manual Control Switches
are located behind pull
screen on inside floor
Figure 5
6
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REMOTE CONTROL OPERATION:
REMOTE CONTROL
The functions identified on the remote (see
Figure 6) are as follows:
4. To increase the brightness, press and
release the light brighten button (see E).
Each time you press this button you will
hearabeep,andthebrightnesswillincrease
slightly until the maximum brightness
is achieved. To decrease the brightness,
press and release the light dimming button
(see D). Each time you press this button
you will hear a beep, and the brightness
will decrease slightly until the minimum
brightness is achieved.
A. POWER BUTTON
Press once to turn on power to fireplace.
B. INDICATING LIGHT
Illuminates when signal is sent.
C. LIGHT BUTTON
B
C
A
POWER
On/off switch for flame and ember light.
D. LIGHT ADJUSTING BUTTON (DIM)
Reduces brightness of embers.
E. LIGHT ADJUSTING BUTTON (BRIGHTEN)
Increases brightness of embers.
F. HEATER ON/OFF
ON/OFF
ON/OFF
Brighter
EMBERS
DISPLAY
Dimmer
D
F
E
5. Heater Button - To activate the heater, press
the heater button (see F), then press HI
(G),
This button will turn the heater ON and OFF
independent of the main button.
G.TEMPERATURE ADJUSTMENT BUTTON
(HIGH)
Highest heat output, up to 86° F.
H.TEMPERATURE ADJUSTMENT BUTTON
(MED.)
Medium heat output, up to 75° F.
I. TEMPERATURE ADJUSTMENT BUTTON
(LOW)
Lowest heat output, up to 64° F.
J. FLAME ADJUSTING BUTTON (LOWER)
Reduces flame intensity.
K. FLAME ADJUSTING BUTTON (HIGHER)
Increases flame intensity.
HEATER
ON/OFF
TEMP. CONTROL
I
G
H
HIGH
MED. LOW
MED (H), or LO (I). The heater is preset to
the following temperatures:
FLAME
HIGHER
LOWER
• HIGH will shut off when room reaches
approximately 86° F (30° C).
J
K
• MED. will shut off when room reaches
approximately 75° F (24° C).
• LO. (Low) will shut of when room reaches
approximately 64° F (18° C).
6. Flame Button - Press the Flame Adjusting
Buttons to achieve a higher or lower flame
intensity (see J & K).
Remote Control Operation Steps:
1. To control the electric fireplace by remote
control, the main power on/off switch
should be in the off position. This switch is
located on the front left floor of firebox (see
Figures 4 & 5).
7. To Increase Flame Brightness press and
release the (K) button. Each time you
press this button you will hear a beep and
the brightness of the flame will increase
slightly, until the maximum setting is
reached. To Decrease Flame Brightness
press and release the (J) button. Each
time you press this button you will hear a
beep and the brightness of the flame will
decreaseslightly,untiltheminimumsetting
is reached.
•
When using the remote control, the power
on/off switch inside the body and the wall
switch (optional kit) must be on the OFF
position.
2. When operating the remote control, it must
be pointed at the logs inside the electric
fireplaceandabeepmustbeheardeachtime
you press a function button. The beep lets
youknowtheremotecontrolisoperatingthe
function button you are pressing.
Figure 6
CAUTIONS
• Do Not Use Old Batteries With
New Ones.
•DoNotUseBatteriesOtherThat
The Type Specified (2 Ea. AA).
• Ensure Batteries Are Correctly
Installed In Remote Control.
3. Remote On/Off Button - The button on the
top left (see A) is the on/off power button.
When pressing this button you will hear a
beep, this will activates the power to the
fireplace. You must then press the display
button (C) to activate the lights.
8. To turn the electric fireplace off, Press the
On/Off button once (A), when you hear the
beep the fireplace will be completely off.
When you restart your fireplace with the
remote control, all settings will restart at the
high settings programmed at the factory. You
may also simply press the (C) button to turn
off the flame and still use the heater.
Note: If the flame does not come on immedi-
ately, adjust brightness and intensity (buttons
E & K).
The Merit Plus Electric Fireplace is provided
with an Infrared light Remote Control.
All functions of the fireplace can be con-
trolled through the remote control. Note:
The Effective range of the remote control
is up to approximately 26 feet (8 meters).
7
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MAINTENANCE
4. OPTIONAL: To ensure that the brick panel
isn't accidentally scratched, you may wish
to remove it before proceeding:
b. Turn the power and heater switches on
and check for proper operation.
This appliance has been designed to provide
many years of trouble-free service. The com-
ponentsthatwillneedtobeservicedhavebeen
kept to a minimum. Periodic dusting of the
fireplace is all that should be required.
c. Turn off power to the fireplace.
d. Using one hand to hold the handle of the
heater/blower assembly, slowly push it
back up and line up the holes for the 5
screws. Install the 5 screws to secure
the new heater/blower assembly to the
mounting plate.
Brick Panel Removal Procedure:
a. Remove the 2 screws on the front of the
grate. Remove Grate (see Figure 8).
b. Lift out Log / Ember assembly and set
aside. Caution: Be careful not to scratch
the finish.
CAUTION
Disconnect power before
attempting any maintenance or
cleaning to reduce the risk of
fire,electricalshockorpersonal
injury.
c. Remove the top brick panel retaining
bracket (see Figure 15). Be very careful
to hold the bracket when removing the
2 screws to ensure the bracket doesn't
fall.
d. Remove the left and right side brick panel
retaining brackets (see Figure 15). Be
very careful to hold the bracket when
removing.Removethebottomscrewfirst
to avoid the frame falling down after both
screws are removed.
7. (If brick panel was removed) Reverse
instructions on Step 4.
8. Reinstall glass panel enclosure, if appli-
cable.
WARNING
Whencleaningthefireplace, the
fireplace must be cool.
Grate
TAKE CARE TO HOLD BRICK PANEL
IN PLACE TO PREVENT POSSIBLE
DAMAGE.
CLEANINGTHEGLASSENCLOSUREPANEL
(OPTIONAL KIT)
Figure 8
Over time the front glass panel may become
dirty or dusty. Dust can be removed by lightly
rubbing the glass surface with a clean, lint free
cloth or paper towel. To remove fingerprints
or other marks, use a damp cloth with a good
quality household glass cleaner. The front glass
panel should be completely dried with a clean,
lint free cloth or paper towel.
Suggestion:Slidethescreenstowardthe
middleofthefireplaceforeasieraccess
to the screws on the sides. Return the
screens to the sides before proceeding
to instruction e.
Heater/blower Mounting Plate
Handle
e. Tip brick panel forward from the top,
just enough to clear screens. Carefully
remove brick panel from firebox and set
aside in a safe place.
Brick Panel
Remove screws indicated by arrows
CAUTION
Figure 9
Do not use abrasive cleaners on
the glass panel. Do not spray
liquids directly onto any surface
of the fireplace.
5. Remove the screws which secure the heater
blowermountingplateusingaphillipsscrew-
driver as follows (see Figures 9 & 10):
a. While using one hand to hold the handle
oftheheater/blowerassembly(seeFigure
9), remove the 5 screws which secure
the mounting plate. Remove the 4 side
screws first (2 on each side). Remove
the middle screw that is on the top of
the handle last.
Heater/blower Mounting Plate
WARNING
An authorized service represen-
tative should perform any other
servicing.
Be careful not to
damage brick panel
b. Slowlylowertheheater/blowerassembly
and let it rest on the 2 support chains (1
on each side).
Figure 10
IMPORTANT NOTE: Label all wire loca-
tions prior to disconnecting to ensure
thatwiresarereconnectedinthecorrect
positions.
CAUTION
Handle glass very carefully to
prevent accidental breakage.
6. Replace the heater/blower as follows:
a. Replace the old heater/blower with the
new one. Note: when replacing the
heater/blower, ensure that all the wires
on the heater are correct, otherwise the
heater will not function properly.
HEATER/BLOWER REPLACEMENT PROCE-
DURE
Blower / Heater
1. Turn off power to the fireplace.
2. Let the fireplace completely cool, if it has
been operating.
3. Open the screens (remove glass panel
enclosure, if applicable).
Figure 11
8
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6. Remove spare bulbs from the recess on the
back of the log assembly.
ii. using a phillips screwdriver, remove
the flame panel (see Figure 16).
Replacing Light Bulbs
Acess bulbs as follows:
WARNING
Use gloves or cloth when handling bulbs to
prevent oils from your skin damaging bulbs
when heated.
Thefireplacemustbeunplugged/
disconnected from the power
supplypriortoanymaintenance
orcleaninginordertoreducethe
risk electric shock or fire.
a. Ember Bed Bulbs -
i. With the ember bed removed, the 2
ember bed light bulbs will be visible
(see Figures 13 and 14).
Flame Panel
ii. Lift off spring from bulb tips, then hold
socket and pull out to remove. Install
newbulbsintosocketsbypressingthem
in (while holding the socket), Install
retaining spring over each bulb tip.
iii.Pluginpowercordorconnectpower to
appliance. Turn on power to test bulbs.
Disconnect power.
WARNING
The halogen light bulbs in your
fireplace can become extremely
hot. Allow at least 10 minutes
between turning off the fireplace
and removing light bulbs to avoid
the accidental burning of skin.
Figure 16
iv. Reverse steps 3 to 5.
iii. Locateflamecylinderdrum(seeFigure
17). Squeezeonehalfofdrumcylinder
until its top edge clears the top drum
track. Remove the bottom edge of
the cylinder drum from the bottom
drum track. Once you have removed
one half of the drum cylinder, you will
have access to the 2 light bulbs (see
Figure 18). Note: do not exert exces-
sivepressureonthedrumcylinderas
this may cause damage.
v. Liftoffspringfrombulbtips, thenhold
socket and pull bulb out to remove.
Install new bulbs into sockets by
pressing them in (while holding the
socket), Install retaining spring over
each bulb tip.
Log/Ember Assembly
CAUTION
Do not exceed a 35 Watt bulb.
Use of a higher rated bulb may
result in a fire, causing property
damage, personal injury or loss
of life.
Figure 12
Grate
Ember Bed
CAUTION
Bulb
Donottouchthebulbs,oilsfrom
your skin will damage them
when they heat up. Use gloves
or cloth when handling bulbs.
7. Reinstall all components that were removed
(reverse Steps 1-5).
Figure 13
Bulb
Bulb Replacement Procedure:
• 2 bulbs provide illumination for the ember
bed and 2 bulbs provide illumination for the
flame generation assembly (bulbs are rated at
35 Watts Max., Halogen, GX6.35).
Figure 14
• 2 spare bulbs are located in a recess on the
back of the log assembly.
Flame Cylinder Drum
b. Flame Cylinder Bulbs
Figure 17
1. Turn off power to the fireplace.
2. Let the fireplace cool, if it has been operat-
ing.
3. (If optional glass panel enclosure is
installed) Remove glass panel per instruc-
tions provided in kit.
i. Remove Brick panel, following proce-
dureonPage8 (seeBrickpanelRemoval
Procedure).
Bulbs
4. Remove the 2 screws on the front of the
grate (see Figure 12. Also see item #7 on
Page 17). Remove Grate.
5. Lift out log/ember assembly by tilting for-
ward and firmly pulling on back of ember
bed assembly. It should pop out from
track and lift out. Caution: Be careful not
to scratch the finish.
Brick Panel
Retaining brackets
Figure 18
Figure 15
9
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WIRING DIAGRAM - 120 VOLT
Wiring diagrams are provided here for reference purposes only. This information is also provided on schematics attached directly to the appliance
on the left side.
CAUTION: LABEL ALL WIRES PRIOR TO DISCONNECTION WHEN SERVICING CONTROLS. WIRING ERRORS CAN CAUSE IMPROPER AND DAN-
GEROUS APPLIANCE OPERATION.
Outside Switches
Wall Thermostat
Wall Switch
(power on/off)
L1 = BLACK (POWER)
L2 = ORANGE (POWER)
G = GREEN (GROUND)
N = WHITE (COMMON)
N1 = BLUE (COMMON)
N2 = BLUE (COMMON)
Control Panel
(power on/off)
Control Panel
Flame / Ember
On/Off Switch
Control Panel
Heater On/Off
Switch
GROUND
P-L
Light (L)
L-LIGHT
Flame Motor (L)
L-M
L-FAN
L-R2
N
Fan Motor (L)
N2
Heater 2 (L)
Heater 1 (L)
L2
Circuit
Board
N
Transformer
MAIN POWER
L - R 1
N1
L
HOME POWER
SUPPLY
120 VAC
L1
104° C 90°C
Temperature Sensor
Remote Sensor
Figure 19
WIRING - 120 VOLT
N
See Power Supply Specifications on Page 3.
WHITE
N
N1
N2
BLUE
BLUE
HOME POWER -
SUPPLY 120 VAC
120 V AC
BLACK
FIREPLACE WIRE
HARNESS
L1
G
L1
ORANGE
L2
IF THE APPLIANCE IS TO BE HARD WIRED
IN, THE POWER CORD MUST BE REMOVED
(SEE INSTRUCTION #2 ON PAGE 5).
YELLOW AND GREEN
GROUND
GROUND
120 V 1600 W
Figure 20
WARNING
Do not install or operate this fireplace through a switch wired in the 120 VAC or 240 VAC circuits. The only approved
wiring for a switch is through the low voltage circuit (24 VAC) as shown on Page 14.
10
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WIRING DIAGRAM - 240 VOLT
Wiring diagrams are provided here for reference purposes only. This information is also provided on schematics attached directly to the appliance
on the left side.
CAUTION: LABEL ALL WIRES PRIOR TO DISCONNECTION WHEN SERVICING CONTROLS. WIRING ERRORS CAN CAUSE IMPROPER AND DAN-
GEROUS APPLIANCE OPERATION.
Outside Switches
Wall Switch
(power on/off)
Wall Thermostat
L1 = BLACK (POWER)
L2 = ORANGE (POWER)
G = GREEN (GROUND)
N = WHITE (COMMON)
N1 = BLUE (COMMON)
N2 = BLUE (COMMON)
Control Panel
Heater On/Off
Switch
Control Panel
Flame / Ember
On/Off Switch
Control Panel
(power on/off)
GROUND
P-L
Light (L)
L-LIGHT
L-M
Flame Motor (L)
N
Fan Motor (L)
N
N2
L-FAN
Heater 2 (L)
Heater 1 (L)
L-R2
L2
N1
L1
Circuit
Board
L2
MAIN POWER
L-R1
Transformer
L1
HOME POWER
SUPPLY
240 VAC
104° C 90°C
Temperature Sensor
Remote Sensor
Figure 21
WIRING - 240 VOLT
WHITE
BLACK
See Power Supply Specifications on Page 3.
N
N
120 VAC
120 VAC
HOME POWER SUPPLY
240 VAC
120 V (L1) + 120 V (L2) = 240 V
L1
L1
FIREPLACE WIRE
HARNESS
ORANGE
L2
L2
BLUE
BLUE
N1
N2
THE 120 VOLT POWER CORD INSTALLED ON
THIS APPLIANCE MUST BE REMOVED (SEE
INSTRUCTION #2 ON PAGE 5).
YELLOW AND GREEN
GROUND
G
GROUND
240 V 3000 W
Figure 22
WARNING
Do not install or operate this fireplace through a switch wired in the 120 VAC or 240 VAC circuits. The only approved
wiring for a switch is through the low voltage circuit (24 VAC) as shown on Page 14.
11
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WALL THERMOSTAT & WALL SWITCH WIRING DIAGRAMS
(optional kits, see Page 18)
5 V
INSIDE
OUTSIDE
RED
RED
POWER ON/OFF SWITCH
POWER ON/OFF SWITCH
(ON CONTROL PANEL)
(OPTIONAL WALL SWITCH)
GREEN
GROUND
•
•
•
When using the manual control panel power on/off switch, the outside power on/off switch (optional wall switch kit) must be in the OFF
position.
When using the outside power on/off switch (optional wall switch), the manual control panel power on/off switch must be in the OFF
position.
When using the remote control (optional kit), the manual control panel power on/off switch and the outside wall switch (optional kit) must
be in the OFF position.
Figure 23
5 V
WALL
THERMOSTAT
OUTSIDE
INSIDE
BLACK
WHITE
A/D
GREEN
1K
Ω
POTENTIOMETER
GROUND
Figure 24
12
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Installing Wall Thermostat
(optional kit, see Page 18)
Wire the wall thermostat prior to installing the fireplace.
WALL THERMOSTAT WIRING (24 VAC):
Install Wall Thermostat per instructions provided with kit and per the following information:
1. Turn off circuit breaker.
2. Remove cover plate located on the left side of appliance.
3. Locate the the black and white wires and pull out the length needed to reach wall thermostat (15 feet max.).
4. Connect the wires to the wall thermostat as shown in Figure 25. Follow instructions provided with wall switch kit.
Wall Thermostat
70
80
60
90
50
Black
White
50 60
70 80 90
White
Left Side of
Fireplace
5 V
Black
White
Black
Figure 25
13
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Power On/Off Wall Switch Installation
(optional kit, see Page 18)
Wire the wall switch prior to installing the fireplace.
WALL SWITCH WIRING (24 VAC):
Install Wall Switch per instructions provided with kit and per the following information:
1. Turn off circuit breaker.
2. Remove cover plate located on the left side of appliance.
3. Locate the 2 red wires and pull out the length needed to reach wall switch (15 feet max.).
4. Connect the red wires to the wall switch as shown in Figure 26. Follow instructions provided with wall switch kit.
Red
Red
Red
Red
Red
5V
Red
Figure 26
14
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TROUBLESHOOTING
SYMPTOM
POSSIBLE
CAUSES
WHO PERFORMS
CORRECTIVE ACTION
CORRECTIVE ACTION
1. Fireplace turns off and
will not turn on.
Fireplace has
overheated.
Homeowner
The appliance is protected with a
safety device to prevent it from
overheating. If the fireplace should
overheat, a thermal switch will
disconnect power to the unit and
will not come back on without
being reset. Reset it by turning
the main power switch off and
waiting 5 minutes then turning it
back on.
2. Flame is fixed
(unmoving).
Wiring may be loose
or the flame motor
may be defective.
Qualified Service Technician
Inspect all wiring for loose
connections. If the wire
connections are good, replace the
flame motor.
3. Dim or poorly visible
flame or log set and
ember is not glowing.
Light bulb(s) burnt out Homeowner
or wiring is loose.
Inspect all wiring for loose
connections and repair or replace
if necessary. Inspect light bulbs
and replace if necessary.
4. Flame sputters.
Flame motor is
defective.
Qualified Service Technician
Replace flame motor.
5. Remote control does not
work.
Low batteries.
Homeowner
Replace AA batteries in remote
control. If problem persists, there
may have been a loss of power to
the unit as a possible result from a
power failure (i.e. breaker tripped).
Unit switch and/or
wall switch in “ON”
position.
Turn off main power on/off switch
(see Figure 4) and/or optional wall
switch (if applicable).
6. Circuit breaker trips or
fuse blows when the unit
is turned on.
Improper circuit
current rating.
Qualified Service Technician
Check the house circuit to ensure
it is on a dedicated circuit with
proper Amp. rating. If the circuit
breaker continues to trip (or blown
fuses), inspect wiring for a loose
connection or a dead short. Repair
or replace wiring and/or
connectors as necessary.
15
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REPLACEMENT PARTS
ITEM
NO.
DESCRIPTION
MPE-33R
CAT. NO.
QTY
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Bulb Kit, (10 Each 35w Halogen)
Side Frames, 1 Left And 1 Right
1
H1623
H1942
H1625
H1626
H1943
H1628
H1944
H1630
H5043
H1631
H1632
12L15
H1945
H1946
H1947
H1948
H1949
H1639
H1640
H1641
H1642
H1643
H1644
H1645
2
Circuit Board
3
Nailing Flange Kit, (4 Each)
Glass Brick Panel
4
5
Glass Retaining Bracket Kit: Left, Right, & Top
Grate Assembly
6
7
Blower, Heating Element & Access Panel Assembly
Fuse Plate Assembly (5 each)
Flame Cylinder Assembly
Flame Motor
8a
8b
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
Lennox Logo Kit (1 Each)
Log / Ember Bed Assembly
Panel, Bottom, Front
Panel, Flame Cover
Panel, Louver, Upper Front
Panel, Upper Frame Top
Electrical Outlet Cover Plate
Screen Set, Pull
Switch, Toggle (1 Each)
Transformer Assembly
Wire Harness
Remote Control, Electric
Power Cord (110 V only)
Note: If touch-up paint is needed, use Rust-oleum®, Painter’s Touch, Flat Black (part number 1976) available at most stores which sell
aerosol touch-up paint.
16
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REPLACEMENT PARTS COMPONENT DIAGRAMS - MPE-33R
17
23
8b
16
8a
19
6
4
15
14
2
13
POWER
ON/OFF
1
DISPLAY
Dimmer
ON/OFF
Brighter
22
EMBERS
HEATER
HIGH
ON/OFF
TEMP. CONTROL
MED. LOW
11
FLAME
HIGHER
LOWER
6
5
12
7
20
9
18
1
Front View
3
17
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ACCESSORY COMPONENTS
Wall Thermostat
Trim Kit
The following items are available for use with
this appliance.
The wall thermostat kit provides temperature
control for optimum comfort.
This kit contains trim panels used to finish the
gaps between the wallboard or optional mantel
and the fireplace, providing the appliance a
finished built-in look.
Wall Switch Kit
ꢃꢁ
ꢄꢁ
ꢂꢁ
ꢅꢁ
ꢀꢁ
ꢀꢁ ꢂꢁ
ꢃꢁ ꢄꢁ ꢅꢁ
Cat. No. Model Description
89L36 WTK Wall Thermostat Kit
Cat. No. Model
Description
Cat. No. Model Description
85L87 FWSK Wall Switch Kit, White
H3435 TK3-33BL 3-pc. Black Trim Kit, MPE-33R
H3436 TK3-33PB 3-pc. Brass Trim Kit, MPE-33R
H1932 TK3-33BS 3-pc. Stainless Trim Kit, MPE-33R
Glass Enclosure Kit
Front Face Kits
These glass enclosure panels are a one-piece
panel, which have a bi-fold “look” as shown
below.
These decorative, screened front face panels are available in two attractive styles and are easy to
install.
Facade Styles
Mission Style
Face Panel
Interlocking Arch
Face Panel
Cat. No. Model Description
Cat. No. Model Description
H3604 FFEP-33M 33" Decorative Complete Front Face, Mission Style
H3605 FFEP-33IA 33" Decorative Complete Front Face, Interlocking Arch
H3430 GEP-33BL Glass Enclosure Panel, Black on Bronze
H3433 GEP-33PB Glass Enclosure Panel, Brass on Bronze
H3434 GEP-33BS Glass Enclosure Panel, Stainless on Bronze
18
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19
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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. © LENNOX HEARTH PRODUCTS 2005
1110 West Taft Avenue
Orange, CA 92865
P/N 850,032M REV. B 06/2006
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