Service Manual
Model
BLF3451
UL Part Number
6909590100
IMPORTANT SAFETY INFORMATION: Always read this manual rst before attempting to service this replace. For your
safety, always comply with all warnings and safety instructions contained in this manual to prevent personal injury or property damage.
Dimplex North America Limited
1367 Industrial Road Cambridge ON Canada N3H 4W3
1-888-346-7539 www.dimplex.com
In keeping with our policy of continuous product development, we reserve the right to make changes without notice.
© 2016 Dimplex North America Limited
REV PCN DATE
00 - 6-JAN-16
7400890000R00
TABLE OF CONTENTS
Operation ...........................................................3
Maintenance .........................................................4
Exploded Parts Diagram ...............................................5
Wiring Diagram ......................................................6
Preparation for service ................................................7
Instructions for removing from wall .....................................7
Surface Mount .............................................................. 7
Recessed Mount - Partial In-wall ............................................... 8
Flush Mount – Complete In-wall ............................................... 8
Switchboard Replacement .............................................9
Relay Board Replacement ............................................10
AD/DC Adapter Replacement ..........................................10
Display / Control Board Replacement ...................................11
Flicker Motor Replacement. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Flicker Motor/ Flicker Rod Replacement .................................12
LED Light Strips Replacement .........................................12
High Temperature Cutout Replacement .................................13
Element Replacement ................................................13
Blower/fan Replacement ..............................................14
Thermistor Replacement .............................................14
Troubleshooting Guide ...............................................16
Always use a qualied technician or service agency to repair this replace.
!
NOTE: Procedures and techniques that are considered important enough to emphasize.
CAUTION: Procedures and techniques which, if not carefully followed, will result in damage to the equipment.
WARNING: Procedures and techniques which, if not carefully followed, will expose the user to the risk of re, serious
injury, or death.
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OPERATION
Figure 1
A C D E
Floating
Display
WARNING: This electric rebox must be properly installed
before it is used.
The unit can be controlled by either the manual controls which are
located on the upper right of the replace or the remote (Figure 13
& 14).
The replace is supplied with an IR multifunction remote control.
!
NOTE: To operate correctly, the remote control must be point-
ed towards the Floating DisplayTM.
A. Standby
Turns the unit On and Off.
→ Activated by pressing the Standby button on the remote or the
unit.
• The unit will turn on with the same functions that it was set to
when it was turned Off and the intake temperature will be indi-
cated on the Floating DisplayTM.
!
NOTE: When any button is pressed the intake temperature will
be displayed on the Floating DisplayTM for 5 seconds.
B. Flame Effects
Turns the ame effect On and Off.
→ Activated by pressing the button on the remote.
C. Heat ON/OFF
Turns the heater On and Off.
→ Activated by pressing the button on the unit or the remote.
• Indicated by the icon and the intake temperature being
displayed on the Floating DisplayTM, for 5 seconds before turn-
ing off.
!
NOTE: After the heater is switched off, there is a 60 second
fan delay, where the fan will continue running before turning off.
!
NOTE: The unit can be operated in Heat Only Mode. When
the unit is only running with the heater, the icon will continu-
ously be displayed on the Floating DisplayTM.
!
NOTE: The heater may emit a slight, harmless odor when rst
used. This odor is a normal condition caused by initial heating of
internal heater parts and will not occur again.
D & E. Thermostat Controls
Adjusts the temperature set point to your individual requirements.
Once the desired set temperature is reached the heater will turn
off. The heater will cycle on and off to maintain the desired set
temperature. The default temperature setting is 72°F (22°C).
F
TM
to increase the set point on the unit or the remote.
• The Floating DisplayTM will indicate the temperature set point as
it is adjusted.
!
NOTE: Holding the and the
seconds, on the unit, will change the temperature from °C to °F, or
vice versa.
buttons down for two
Disable Heat
If desired, depending on the season, the heater on the unit can be
disabled. The unit will operate in the same fashion, with remainder
of the controls.
Pressing the and buttons on the unit at the same time
and holding for 2 seconds will disable and enable the heater.
!
NOTE: When the heater has been disabled and either the
or the is pressed the Floating DisplayTM will indicate “--”.
F. Color Themes
Different presets of ambient lighting color combinations contained
in the unit.
→ Changed by repeatedly pressing the corresponding button on
the remote or the unit.
• Cycles through the different preset ambient lighting settings of
the unit, this includes different combinations of colours of the
ame base and media lighting.
!
NOTE: The last theme of the cycle is a prism where the unit
cycles through a variety of colours. Pressing the button stops
the cycling and holds the unit on the preferred color, indicated by
a “U” - Unfreeze or a “F” - Freeze on the display.
G.
Changes the brightness of the lights in the unit.
→ Adjusted by repeatedly pressing the corresponding button on
• Indicated by the second digit on the Floating Display™
Brightness
the remote.
changing to show: “H” (high), and “L” (low).
H. Sleep Timer
The Sleep Timer can be set to automatically shut off the replace
after a preset time (from 30 minutes to 8 hours).
→ To set the timer press the timer button on the remote, repeat-
edly, until the desired time is displayed.
• The Floating DisplayTM will display the different times as it is ad-
justed. Once the timer has begun, pressing the button will
display the time remaining before the unit turns Off.
!
NOTE: The Sleep Timer can be cancelled at any time by
pressing the button repeatedly until the sleep timer displays
nothing.
Resetting the Temperature Cutoff Switch
Should the heater overheat, an automatic cut out will turn the
whole unit off and it will not come back on without being reset. It
can be reset by turning the power to the unit and waiting 5 minutes before turning the unit back on.
CAUTION: If you need to continuously reset the heater, un-
plug the unit and call technical support at 1-888-346-7539.
→ Adjusted by pressing the
to decrease the set point and the
3
Remote Control Battery Replacement
To replace the battery:
1. Slide battery cover open on the remote control.
2. Correctly install one 3 Volt (CR2032 [longer life] or CR2025)
battery in the battery holder.
3. Close the battery cover.
Battery must be recycled or disposed of properly. Check
with your Local Authority or Retailer for recycling advice in
your area
Figure 2
A
B
D
F
C
E
G
H
MAINTENANCE
WARNING: Disconnect power before attempting any
maintenance or cleaning to reduce the risk of re, electric shock or damage to persons.
!
NOTE: The replace should not be operated with an ac-
cumulation of dust or dirt on or in the unit, as this can cause
a build up of heat and eventual damage. For this reason
the heater must be inspected regularly, depending upon
conditions and at least at yearly intervals.
Partially Reective Glass Cleaning
The partially reective glass is cleaned in the factory during the assembly operation. During shipment, installation,
handling, etc., the partially reective glass may collect dust
particles; these can be removed by dusting lightly with a
clean dry cloth.
To remove ngerprints or other marks, the partially reective glass can be cleaned with a damp cloth. The partially
reective glass should be completely dried with a lint free
cloth to prevent water spots. To prevent scratching, do not
use abrasive cleaners.
Fireplace Surface Cleaning
Use only a damp cloth to clean painted surfaces of the
replace. Do not use abrasive cleaners.
Servicing
Except for installation and cleaning described in this manual, an authorized service representative should perform any
other servicing.
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EXPLODED PARTS DIAGRAM
1
18
16
3
12
14
8
7
13
9
6
2
4
10
11
Replacement Parts List
1. Element. . . . . . . . . . . . . . . . . . . . . . . . .2200510300RP
2. Partially Reective Glass ...........5902700100RP
3. Blower . . . . . . . . . . . . . . . . . . . . . . . . . . 5300170300RP
4. Front Glass . . . . . . . . . . . . . . . . . . . . . .6909140100RP
5. Power Cord . . . . . . . . . . . . . . . . . . . . . . 4100190300RP
6. Flicker Motor . . . . . . . . . . . . . . . . . . . . . 2000500100RP
7. Flicker Assembly .................5902720100RP
8. Cutout . . . . . . . . . . . . . . . . . . . . . . . . . .2300201500RP
9. Flame LED Light Strip (Amber) .......3001420200RP
10. Switch Board . . . . . . . . . . . . . . . . . . . . . 3001520100RP
11. Display/ Control Board .............3001640100RP
12. Remote Control ...................6700520200RP
13. LED Light Strip (6) (RGB) (2 per unit) 3001570100RP
14. LED Light Strip (4) (RGB) (2 per unit) 3001570400RP
15. Thermistor .......................3001560300RP
16. Relay Board .....................3001630100RP
17. Mounting Kit .....................9600770100RP
18. AC/DC Adapter ...................2100250100RP
Accessories
River Rocks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . DFS1314
Driftwood Accessory Kit. . . . . . . . . . . . . . . . LF34DWS-KIT
5
WIRING DIAGRAM
LINE
NEUTRAL
THERMAL
CUTOUT
ELEMENT
ELEMENT
AC/DC ADAPTER
HTR
FLICKER MOTOR
BLOWER MOTOR
RELAY BOARD
M
M
SWITCH BOARD
LED STRIPS (RGB) - MEDIA
LED STRIPS (RGB) - FLAME
FLAME LED STRIP (AMBER)
THERMISTOR
DISPLAY / CONTROL BOARD
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PREPARATION FOR SERVICE
!
NOTE: All components are replaceable from the front of
the replace while the unit is mounted on the wall, with the
exception of replacement of the power cord.
!
NOTE: If the power cord needs replacing or if the unit
needs to be removed from the wall for any other reason
please begin service by following the “PREPARATION FOR
SERVICE” instructions, then move on to the section “IN-
STRUCTIONS FOR REMOVING FROM WALL”.
Tools Required: Phillips head screwdriver
WARNING: Disconnect power before attempting any
maintenance or cleaning to reduce the risk of electric
shock or damage to persons.
CAUTION: If unit was operating prior to servicing allow
at least 10 minutes for lights and heating elements to cool
off to avoid accidental burning of skin.
1. Disconnect power source.
• Unplug the replace from the outlet.
• If unit has been hard wired for power or outlet is
not accessible from the front, turn the breaker off at
the electrical panel.
2. Remove the front glass assembly by removing the 2
screws (1 on the left and 1 on the right side). These
screws secure the front glass panel to the inside of the
replace. (Figure 4)
3. Lift the front glass assembly off of the 4 mounts located
between the outer and inner casing of the replace: 2
on the left and 2 on the right. (Figure 3) Carefully place
the glass assembly aside in a safe location.
4. Proceed to the instructions within this manual relating
to the repair being performed - see Table of Contents
for page number.
INSTRUCTIONS FOR REMOVING FROM WALL
!
NOTE: Only required for replacement of the
power cord or removal from service.
WARNING: Disconnect power before attempting any
maintenance or cleaning to reduce the risk of electric
shock or damage to persons.
CAUTION: If unit was operating prior to servicing allow
at least 10 minutes for lights and heating elements to cool
off to avoid accidental burning of skin.
CAUTION: Follow “Preparation for Service” instructions
before proceeding.
Mounting - The replace may be mounted in one of 3 methods:
• Surface Mount
• Recess Mount - Partial In-Wall
• Flush Mount (completely in the wall)
Identify the type of mounting and follow the appropriate
instructions in the following pages.
CAUTION: To prevent injury or damage, turn off the
breaker in your electrical panel prior to attempting to re-
Figure 3
Front tray
Front glass
assembly
Figure 4
move this unit off the wall.
!
NOTE: If replace is hard wired directly to the electrical
panel, and there is not enough slack in the wires within the
wall to reach your work area, remove the electrical junction
box cover located on the bottom right by removing the 2
screws on the front of the cover. Lift the cover off and set
aside. Disconnect the 3 wire connectors connected to the
power source, taking note of their original conguration
• Line: Red wire from unit to the line wire power source
• Neutral: Thin white wire and thick blue wire to neutral
wire from power source
• Thin black wire and thick white wire are left connected and not changed.
Mounts (4)
Hooks (4)
Tab
Surface Mount
(Figure 6)
Tools Required: Phillips head screwdriver
CAUTION: Follow “Preparation for Service” instructions
before proceeding.
1. Remove the decorative acrylic ember-bed pieces from
the media tray, which lies along the bottom of the interi-
or Partially Reective Glass. A medium sized container
such as a bucket or a box will be needed to keep the
acrylic ember-bed pieces together.
2. On the bottom of the unit remove the securing screw
from the L-bracket. (Figure 5)
3. Lift the unit up and off of the wall.
4. Carefully lay the unit down on a solid at surface with
the front of the unit facing up.
7
Figure 5
7.0 in.
(179 mm)
32.4 in.
(823 mm)
30.0 in.
(761 mm)
34.1 in.
(867 mm)
6.8 in.
(172 mm)
3.8 in.
(95 mm)
19.4 in.
(494 mm)
!
NOTE: If the surface you are using as a work area on is
a nished surface that is prone to scratches (i.e. hardwood
ooring), it is recommended that a protective barrier be
used underneath, (i.e. cloth, cardboard, thick plastic).
5. Proceed to the instructions within this manual relating
to the repair being performed - see Table of Contents
for page number.
6. Once repair is complete, reassemble in the reverse
order as above.
Recessed Mount - Partial In-wall
(Figure 7)
Tools Required: Phillips head screwdriver
CAUTION: Follow “Preparation for Service” instructions
before proceeding.
1. Remove the decorative acrylic ember-bed pieces from
the media tray, which lies along the bottom of the interior Partially Reective Glass. A medium sized container such as a bucket or a box will be needed to keep
the acrylic ember-bed pieces together.
2. Locate and remove the 4 mounting screws located
approximately 3 inches deep in the space between the
outer and inner casing on the left and right hand side.
There are 2 screws per side, upper and lower going
into a stud. (Figure 7)
CAUTION: The replace should be supported while
removing the screws to prevent the unit from falling.
3. Remove the replace out of the opening by slightly lifting and pulling forward.
4. Carefully lay the unit down on a solid at surface with
the front of the unit facing up.
!
NOTE: If the surface you are using as a work area is a
nished surface that is prone to scratches (i.e. hardwood
ooring), it is recommended that a protective barrier be
used underneath, (i.e. cloth, cardboard, thick plastic).
5. Proceed to the instructions within this manual relating
16.0 in.
18.0 in.
(406 mm)
(457 mm)
to the repair being performed - see Table of Contents
for page number.
6. Once repair is complete, reassemble in the reverse
order as above.
Flush Mount – Complete In-wall
(Figure 8)
Tools Required: Phillips head screwdriver
CAUTION: Follow “Preparation for Service” instructions
before proceeding.
1. Remove the decorative acrylic ember-bed pieces from
the media tray, which lies along the bottom of the interi-
or Partially Reective Glass. A medium sized container
such as a bucket or a box will be needed to keep the
acrylic ember-bed pieces together.
2. Locate and remove the 4 mounting screws inside the
unit located on left and right side towards the front.
Figure 6
Wall Mounting
Bracket
Bottom Support
Bracket
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There are 2 screws per side, going from the side panels out into the side of the wall stud that frames the
replace. (Figure 8)
CAUTION: The unit should be supported while remov-
ing the screws to prevent the unit from falling.
3. Remove the replace out of the opening by slightly lifting and pulling forward.
4. Carefully lay the unit down on a solid at surface with
the front of the unit facing up.
!
NOTE: If the surface you are using as a work area is a
nished surface that is prone to scratches (i.e. hardwood
ooring), it is recommended that a protective barrier be
used underneath, (i.e. cloth, cardboard, thick plastic).
5. Proceed to the instructions within this manual relating
to the repair being performed - see Table of Contents
for page number.
6. Once repair is complete, reassemble in the reverse
order as above.
Figure 7
Mounting
holes
Mounting hole
SWITCHBOARD REPLACEMENT
WARNING: Disconnect power before attempting any
maintenance or cleaning to reduce the risk of electric
shock or damage to persons.
CAUTION: If unit was operating prior to servicing allow
at least 10 minutes for lights and heating elements to cool
off to avoid accidental burning of skin.
Tools required: Phillips head screwdriver.
Small adjustable wrench
CAUTION: Follow “Preparation for Service” instructions
before proceeding.
1. Remove the 2 screws, that secure the controls assem-
bly (Figure 9), located at the top of the mirror on the
right side of the unit.
Figure 9
Controls Assembly
Figure 8
Wall Surface
Mounting Hole
Retaining Screws
Figure 10
Relay Board
AC/DC
Adapter
Switch
Board
9
2. Slide the controls assembly out toward the front of the
unit.
CAUTION: Ensure that the assembly is removed care-
fully, ensuring that no wires are caught or over strained.
3. Locate the switchboard (Figure 10).
4. Disconnect the wiring harness from the switchboard.
5. Remove the switchboard by loosening the nuts on the
spacer stands.
6. Install the new switchboard on the space stands.
7. Reconnect the wire harness onto the back of the
switchboard in its original conguration.
8. Reassemble in the reverse order as above.
CAUTION: When re-installing, be sure the wires are
guided and tucked into the proper openings along the right
side so they are not pinched and allows enough space to
reinstall the panel.
RELAY BOARD REPLACEMENT
WARNING: Disconnect power before attempting any
maintenance or cleaning to reduce the risk of electric
shock or damage to persons.
CAUTION: If unit was operating prior to servicing allow
at least 10 minutes for lights and heating elements to cool
off to avoid accidental burning of skin.
Tools required: Phillips head screwdriver
Needle nosed pliers
CAUTION: Follow “Preparation for Service” instructions
before proceeding.
1. Remove the 2 screws, that secure the controls assem-
bly (Figure 9), located at the top of the mirror on the
right side of the unit.
2. Slide the controls assembly out toward the front of the
unit.
CAUTION: Ensure that the assembly is removed carefully, ensuring that no wires are caught or over strained.
3. Locate the relay board (Figure 10).
4. Transfer the wiring connections from the existing board
to the new board.
!
NOTE: Using a at head screwdriver gently pry between
the end of the connectors and the board to release the
wires.
5. Remove the relay board off the plastic mounts by
pinching the plastic mounting tabs with needle nose
pliers. Pull the old board off.
6. Line up the holes on the board and gently press the
new board onto the mounts. Make sure the board is
secure.
7. Reassemble in the reverse order as above.
CAUTION: When re-installing, be sure the wires are
guided and tucked into the proper openings along the right
side so they are not pinched and allows enough space to
reinstall the panel.
AD/DC ADAPTER REPLACEMENT
WARNING: Disconnect power before attempting any
maintenance or cleaning to reduce the risk of electric
shock or damage to persons.
CAUTION: If unit was operating prior to servicing allow
at least 10 minutes for lights and heating elements to cool
off to avoid accidental burning of skin.
Tools required: Phillips head screwdriver
CAUTION: Follow “Preparation for Service” instructions
before proceeding.
Tools required: Phillips head screwdriver
1. Remove the decorative acrylic ember-bed pieces from
the media tray, which lies along the bottom of the interior Partially Reective Glass. A medium sized container such as a bucket or a box will be needed to keep
the acrylic ember-bed pieces together.
2. Remove the 2 screws, that secure the controls assem-
bly (Figure 9), located at the top of the mirror on the
right side of the unit.
3. Remove the Partially Reective Glass retaining brack-
ets by removing the 3 screws on each brackets; (3
brackets in total), located on the left and right side of
the Partially Reective Glass. (Figure 13)
4. Remove the Partially Reective Glass. Carefully place
the glass assembly aside in a safe location.
5. Slide the controls assembly out toward the front of the
unit.
CAUTION: Ensure that the assembly is removed carefully, ensuring that no wires are caught or over strained.
6. Locate the defective AC/DC adapter (Figure 10).
7. Disconnect wires going to the wire connectors and the
wires that are attached to the display / control board.
(Figure 14)
!
NOTE: Using a at head screwdriver gently pry between
the end of the connectors and the board to release the
wires.
8. Remove the four screws that secure the AC/DC
adapter bracket to the controls assembly.
9. Install the new AC/DC adapter and install all wiring con-
nections.
10. Reassemble in the reverse order as above.
CAUTION: When re-installing, be sure the wires are
guided and tucked into the proper openings along the right
side so they are not pinched and allows enough space to
reinstall the panel.
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DISPLAY / CONTROL BOARD REPLACEMENT
WARNING: Disconnect power before attempting any
maintenance or cleaning to reduce the risk of electric
shock or damage to persons.
CAUTION: If unit was operating prior to servicing allow
at least 10 minutes for lights and heating elements to cool
off to avoid accidental burning of skin.
Tools required: Phillips head screwdriver
CAUTION: Follow “Preparation for Service” instructions
before proceeding.
Tools required: Phillips head screwdriver
1. Remove the decorative acrylic ember-bed pieces from
the media tray, which lies along the bottom of the interior Partially Reective Glass. A medium sized container such as a bucket or a box will be needed to keep
the acrylic ember-bed pieces together.
2. Remove the Partially Reective Glass retaining brack-
ets by removing the 3 screws on each brackets; (3
brackets in total), located on the left and right side of
the Partially Reective Glass. (Figure 13)
3. Remove the Partially Reective Glass. Carefully place
the glass assembly aside in a safe location.
4. Locate the defective display / control board (Figure 10).
5. Disconnect wires from old board and transfer to new
board. (Figure 14)
!
NOTE: Using a at head screwdriver gently pry between
the end of the connectors and the board to release the
wires.
6. Remove the relay board off the plastic mounts by
pinching the plastic mounting tabs with needle nose
pliers. Pull the old board off.
7. Line up the holes on the board and gently press the
new board onto the mounts. Make sure the board is
secure.
8. Reassemble in the reverse order as above.
CAUTION: When re-installing, be sure the wires are
guided and tucked into the proper openings along the right
side so they are not pinched and allows enough space to
reinstall the panel.
FLICKER MOTOR REPLACEMENT
WARNING: Disconnect power before attempting any
maintenance or cleaning to reduce the risk of electric
shock or damage to persons.
CAUTION: If unit was operating prior to servicing allow
at least 10 minutes for lights and heating elements to cool
off to avoid accidental burning of skin.
Tools required: Phillips head screwdriver
Short handled Phillips head screwdriver
CAUTION: Follow “Preparation for Service” instructions
before proceeding.
1. In the bottom right hand of the unit, remove both of the
access covers. (Figure 11)
2. Remove the 2 screws holding the icker motor to the
bracket.
3. Holding the rubber gasket on the shaft, carefully re-
move the entire assembly.
4. Disconnect the wiring connections from the wire con-
nectors noting their original locations and install the
new motor similarly.
5. Properly orient the new icker motor onto the bracket
and re-attach with the 2 mounting screws.
6. Reassemble in the reverse order as above.
CAUTION: When removing and replacing the icker
motor try to keep any slight bending of the icker rod
minimal so as to not damage it. If icker rod is damaged, it
should be replaced to ensure proper operation.
CAUTION: When re-installing, be sure the wires are
guided and tucked into the proper openings along the right
side so they are not pinched and allows enough space to
reinstall the panels.
Figure 12
Media
Tray
Figure 11
Front
Panel
Rubber
Gasket
Attachment
Screws
Access Covers
Flicker
Motor
11
FLICKER ROD REPLACEMENT
WARNING: Disconnect power before attempting any
maintenance or cleaning to reduce the risk of electric
shock or damage to persons.
CAUTION: If unit was operating prior to servicing allow
at least 10 minutes for lights and heating elements to cool
off to avoid accidental burning of skin.
Tools required: Phillips head screwdriver
Short handled Phillips head screwdriver
CAUTION: Follow “Preparation for Service” instructions
before proceeding.
1. Remove the decorative acrylic ember-bed pieces from
the media tray, which lies along the bottom of the interior Partially Reective Glass. A medium sized container such as a bucket or a box will be needed to keep
the acrylic ember-bed pieces together.
2. Remove the Partially Reective Glass retaining brack-
ets by removing the 3 screws on each brackets; (3
brackets in total), located on the left and right side of
the Partially Reective Glass. (Figure 13)
3. Remove the Partially Reective Glass. Carefully place
the glass assembly aside in a safe location.
4. In the bottom right hand of the unit, remove the two
screws and the front access cover. (Figure 11)
5. In the media tray, remove the two screws on either end
and the one on the side wall, to remove the clear media
tray and the front panel. (Figure 12)
!
NOTE: Tip the front panel forward then lift out of the unit.
6. Remove the icker rod by holding the gasket and slid-
ing it to the left. This will disengage it from the motor.
It will then be possible to remove it out of the opening.
7. Reassemble in the reverse order as above.
CAUTION: When removing and replacing the icker
motor try to keep any slight bending of the icker rod
minimal so as to not damage it. If icker rod is damaged, it
should be replaced to ensure proper operation.
CAUTION: When re-installing, be sure the wires are
guided and tucked into the proper openings along the right
side so they are not pinched and allows enough space to
reinstall the panels.
Figure 13
LED LIGHT STRIPS REPLACEMENT
WARNING: Disconnect power before attempting any
maintenance or cleaning to reduce the risk of electric
shock or damage to persons.
CAUTION: If unit was operating prior to servicing allow
at least 10 minutes for lights and heating elements to cool
off to avoid accidental burning of skin.
Tools required: Phillips head screwdriver
Wire Snips
CAUTION: Follow “Preparation for Service” instructions
before proceeding.
1. Remove the decorative acrylic ember-bed pieces from
the media tray, which lies along the bottom of the interior Partially Reective Glass. A medium sized container such as a bucket or a box will be needed to keep
the acrylic ember-bed pieces together.
2. Remove the Partially Reective Glass retaining brack-
ets by removing the 3 screws on each brackets; (3
brackets in total), located on the left and right side of
the Partially Reective Glass. (Figure 13)
3. Remove the Partially Reective Glass. Carefully place
the glass assembly aside in a safe location.
4. In the bottom right hand of the unit, remove the two
screws and the front access cover. (Figure 11)
5. In the media tray, remove the two screws on either end
and the one on the side wall, to remove the clear media
tray and the front panel. (Figure 12)
6. Remove the icker rod. This can be done by sliding it
to the left which will disengage it from the icker motor.
7. Locate the LED strip that needs to be replaced.
8. Disconnect the wire from the board by pulling gently on
the connector at the end.
9. Remove the board from the mounting bracket by press-
ing in the center of the standoffs to release them.
10. Line up the holes on the board and gently press the
new board onto the mounts. Make sure the board is
secure.
11. Reconnect the wire.
12. Reassemble in the reverse order as above.
CAUTION: When removing and replacing the icker
motor try to keep any slight bending of the icker rod
minimal so as to not damage it. If icker rod is damaged, it
should be replaced to ensure proper operation.
Retaining Brackets
12 www.dimplex.com
HIGH TEMPERATURE CUTOUT REPLACEMENT
WARNING: Disconnect power before attempting any
maintenance or cleaning to reduce the risk of electric
shock or damage to persons.
CAUTION: If unit was operating prior to servicing allow
at least 10 minutes for lights and heating elements to cool
off to avoid accidental burning of skin.
Tools required: Phillips head screwdriver
CAUTION: Follow “Preparation for Service” instructions
before proceeding.
1. Remove the decorative acrylic ember-bed pieces from
the media tray, which lies along the bottom of the interi-
or Partially Reective Glass. A medium sized container
such as a bucket or a box will be needed to keep the
acrylic ember-bed pieces together.
!
NOTE: Try to ensure the pieces do not get pushed or
wedged underneath the Partially Reective Glass. They
may obstruct the ease of removing the Partially Reective
Glass from the replace.
2. Remove the Partially Reective Glass retaining brack-
ets by removing the 3 screws on each brackets; (3
brackets in total), located on the left and right side of
the Partially Reective Glass. (Figure 14)
3. Remove the Partially Reective Glass. Carefully place
the glass assembly aside in a safe location.
4. Remove the remaining screw, that secures the controls
assembly (Figure 9), located at the top of the mirror on
the right side of the unit.
5. Slide the controls assembly out toward the front of the
unit.
CAUTION: Ensure that the assembly is removed carefully, ensuring that no wires are caught or over strained.
6. Remove the heating cover by removing the 4 screws: 2
on the left and 2 on the right of the tray. (Figure 14)
7. Locate the high temperature cutout and remove the
mounting screw.
Figure 14
Cover Panel
Cutout
Heating
Elements
Blower
Assembly
Heating
Cover
Display/Control
Board
8. Remove the 2 screws, that secure the controls assem-
bly (Figure 9), located at the top of the mirror on the
right side of the unit.
9. Slide the controls assembly out toward the front of the
unit.
CAUTION: Ensure that the assembly is removed care-
fully, ensuring that no wires are caught or over strained.
10. Disconnect the wiring connections noting their original
locations.
!
NOTE: Using a at head screwdriver gently pry between
the end of the connectors and the board to release the
wires.
11. Properly orient the new high temperature cutout and
connect all of the wiring connections.
12. Reassemble in the reverse order as above.
ELEMENT REPLACEMENT
WARNING: Disconnect power before attempting any
maintenance or cleaning to reduce the risk of electric
shock or damage to persons.
CAUTION: If unit was operating prior to servicing allow
at least 10 minutes for lights and heating elements to cool
off to avoid accidental burning of skin.
Tools required: Phillips head screwdriver.
Needle nosed pliers.
CAUTION: Follow “Preparation for Service” instructions
before proceeding.
1. Remove the decorative acrylic ember-bed pieces from
the media tray, which lies along the bottom of the interi-
or Partially Reective Glass. A medium sized container
such as a bucket or a box will be needed to keep the
acrylic ember-bed pieces together.
!
NOTE: Try to ensure the pieces do not get pushed or
wedged underneath the Partially Reective Glass. They
may obstruct the ease of removing the Partially Reective
Glass from the replace.
2. Remove the Partially Reective Glass retaining brack-
ets by removing the 3 screws on each brackets; (3
brackets in total), located on the left and right side of
the Partially Reective Glass. (Figure 14)
3. Remove the Partially Reective Glass. Carefully place
the glass assembly aside in a safe location.
4. Remove the remaining screw, that secures the controls
assembly (Figure 9), located at the top of the mirror on
the right side of the unit.
5. Slide the controls assembly out toward the front of the
unit.
CAUTION: Ensure that the assembly is removed carefully, ensuring that no wires are caught or over strained.
6. Remove the heating cover by removing the 4 screws: 2
on the left and 2 on the right of the tray. (Figure 14)
7. From the top panel of the heating assembly housing,
remove the 4 screws that hold the element cover to the
housing panel.
13
Figure 15
Mounting Screws
8. Disconnect wires from the ends of the elements noting
their original locations.
!
NOTE: Using a at head screwdriver gently pry between
the end of the connectors and the element to release the
wires.
!
NOTE: Some of the wires may have a “piggy-back”
connector that allows a second wire to connect to the same
prong as the rst wire. Try and keep the “piggy-back” connection together when pulling the wires off the element.
9. Reassemble in the reverse order as above.
CAUTION: When re-installing covers and panels, be
sure the wires are guided and tucked into the proper openings along the right side so they are not pinched and allows
enough space to reinstall panel.
BLOWER/FAN REPLACEMENT
WARNING: Disconnect power before attempting any
maintenance or cleaning to reduce the risk of electric
shock or damage to persons.
CAUTION: If unit was operating prior to servicing allow
at least 10 minutes for lights and heating elements to cool
off to avoid accidental burning of skin.
Tools required: Phillips head screwdriver.
Needle nosed pliers.
CAUTION: Follow “Preparation for Service” instructions
before proceeding.
1. Remove the decorative acrylic ember-bed pieces from
the media tray, which lies along the bottom of the interi-
or Partially Reective Glass. A medium sized container
such as a bucket or a box will be needed to keep the
acrylic ember-bed pieces together.
!
NOTE: Try to ensure the pieces do not get pushed or
wedged underneath the Partially Reective Glass. They
may obstruct the ease of removing the Partially Reective
Glass from the replace.
2. Remove the Partially Reective Glass retaining brack-
ets by removing the 3 screws on each brackets; (3
brackets in total), located on the left and right side of
the Partially Reective Glass. (Figure 14)
3. Remove the Partially Reective Glass. Carefully place
the glass assembly aside in a safe location.
4. Remove the remaining screw, that secures the controls
assembly (Figure 9), located at the top of the mirror on
the right side of the unit.
5. Slide the controls assembly out toward the front of the
unit.
CAUTION: Ensure that the assembly is removed care-
fully, ensuring that no wires are caught or over strained.
6. Remove the heating cover by removing the 4 screws: 2
on the left and 2 on the right of the tray. (Figure 14)
7. Remove the 2 screws, that secure the controls assem-
bly (Figure 9), located at the top of the mirror on the
right side of the unit.
8. Slide the controls assembly out toward the front of the
unit.
CAUTION: Ensure that the assembly is removed care-
fully, ensuring that no wires are caught or over strained.
9. Remove the 2 screws, that secure the cover panel
(Figure 14), located at the top of the mirror on the left
side of the unit.
10. Remove the three screws on either side of the heater/
blower assembly and gently lower the assembly so that
the top can be viewed.
CAUTION: When removing the blower assembly
mounting screws, support the assembly to prevent any
damage to the unit.
11. Remove the 6 screws (3 sets) that secure the blower to
the assembly (Figure 15).
12. Disconnect the wiring connections noting their original
locations.
!
NOTE: Using a at head screwdriver gently pry between
the end of the connectors and the blower/fan to release the
wires.
13. Properly orient the new blower/fan assembly and con-
nect all of the wiring connections.
14. Reassemble in the reverse order as above.
THERMISTOR REPLACEMENT
WARNING: Disconnect power before attempting any
maintenance or cleaning to reduce the risk of electric
shock or damage to persons.
CAUTION: If unit was operating prior to servicing allow
at least 10 minutes for lights and heating elements to cool
off to avoid accidental burning of skin.
Tools required: Phillips head screwdriver.
Needle nosed pliers.
CAUTION: Follow “Preparation for Service” instructions
before proceeding.
1. Remove the decorative acrylic ember-bed pieces from
the media tray, which lies along the bottom of the interi-
or Partially Reective Glass. A medium sized container
such as a bucket or a box will be needed to keep the
acrylic ember-bed pieces together.
!
NOTE: Try to ensure the pieces do not get pushed or
wedged underneath the Partially Reective Glass. They
14 www.dimplex.com
may obstruct the ease of removing the Partially Reective
Glass from the replace.
2. Remove the Partially Reective Glass retaining brackets by removing the 3 screws on each brackets; (3
brackets in total), located on the left and right side of
the Partially Reective Glass. (Figure 14)
3. Remove the Partially Reective Glass. Carefully place
the glass assembly aside in a safe location.
4. Remove the remaining screw, that secures the controls
assembly (Figure 9), located at the top of the mirror on
the right side of the unit.
5. Slide the controls assembly out toward the front of the
unit.
CAUTION: Ensure that the assembly is removed care-
fully, ensuring that no wires are caught or over strained.
6. Remove the heating cover by removing the 4 screws: 2
on the left and 2 on the right of the tray. (Figure 14)
7. Remove the 2 screws, that secure the controls assem-
bly (Figure 9), located at the top of the mirror on the
right side of the unit.
8. Slide the controls assembly out toward the front of the
unit.
CAUTION: Ensure that the assembly is removed care-
fully, ensuring that no wires are caught or over strained.
9. Remove the 2 screws, that secure the cover panel
(Figure 14), located at the top of the mirror on the left
side of the unit.
10. Remove the three screws on either side of the heater/
blower assembly and gently lower the assembly so that
the top can be viewed.
CAUTION: When removing the blower assembly
mounting screws, support the assembly to prevent any
damage to the unit.
11. Locate the thermistor, carefully cut the tie wrap attach-
ing the thermistor to the standoff.
12. Disconnect the wiring connections on the display /
control board.
13. Install the new thermistor and secure it with a new tie
wrap and connect all of the wiring connections.
14. Reassemble in the reverse order as above.
15
TROUBLESHOOTING GUIDE
PROBLEM CAUSE SOLUTION
General
Circuit breaker trips or fuse
blows when unit is turned on
Lights dim in room while the
unit is on
Power cord gets warm Normal Operation The power cord may get slightly warm to
Appearance
Fireplace does not turn on
with the manual controls
Fireplace does not turn on
with the Remote Control
Flame Frozen Loose wiring Check wiring connections
Flame is not visible Loose wiring Check wiring connections
Flame Shudder Defective Flicker Motor Replace Flicker Motor 2000500100RP
Media bed does not light up
consistently
Media bed does not light up Loose wiring Check wiring connections
Media bed lighting comes
on by itself
Short in unit wiring. Trace wiring in unit.
Improper circuit current rating Additional appliances may exceed the
current rating of the circuit breaker or fuse.
Plug unit into another outlet or install unit on
a dedicated 15 amp circuit.
Unit is drawing close to circuit
current rating
Defective power cord Replace power cord if cord gets hot to the
Improper operation Refer to Operation Section
No incoming voltage from the
electrical wall socket
Loose wiring Check wiring connections
Defective switchboard Replace the switchboard assembly 3001520100RP
Defective AC/DC Adapter Replace the AC/DC Adapter 2100250100RP
Improper operation Refer to Operation Section
The batteries in the remote control are dead.
Defective remote control Replace the remote control 6700520200RP
Defective display/control board
assembly
Defective Flicker Motor Replace Flicker Motor 2000500100RP
Defective display/control board
assembly
Flame LED light assembly is not
working
Defective display/control board
assembly
Build up of static electricity in unit Unplug the unit for 1 minute then plug the
Media LED light assembly or log
set is not working
Defective display/control board Replace the display/control board 3001640100RP
Defective display/control board Replace the display/control board
Move the unit to another outlet or install unit
on a dedicated 15 amp circuit
the touch when the heater is on
touch.
Check Fuse/Breaker Panel
Install new battery into the remote control.
Replace the display/control assembly
Replace the display/control assembly
Replace ame LED light assembly
Replace the display/control assembly
unit back in.
Replace media LED light assembly or log
set
PART NUMBER
4100190300RP
3001640100RP
3001640100RP
3001420200RP
3001640100RP
6 LED - 3001570100RP
4 LED - 3001570400RP
3001640100RP
16 www.dimplex.com
PROBLEM CAUSE SOLUTION
Heater
Heater is not turning on, but
ame effect is still functioning
Heater is turning off after a
couple of minutes of operation
Heater emits an odor Normal Operation Normal operation is when the heater emits
Heater fan turns On but
heater lacks heat
Heating element is glowing
red
Heater fan runs continuously
Noise
Excessive noise with the
heater on
Grinding or excessive noise
with the heater off
Improper operation Refer to Operation Section
Loose wiring Trace wiring in unit
Defective display/control board Replace the display/control board 3001640100RP
Defective Heating Element Replace Heating Element 2200510300RP
Improper operation Refer to Operation Section
Build up of dirt/dust in Heater
Assembly
Defective Heating Element Replace Heating Element 2200510300RP
Defective Heating Element Replace Heating Element 2200510300RP
Improper operation Refer to Operation Section
Loose wiring Trace wiring in unit
Defective Heating Element Replace Heating Element 2200510300RP
Normal Operation Small glowing sections of the element are
Defective Heating Element If larger glowing sections are causing the
Loose wiring Trace wiring in unit
Defective switchboard Replace the switchboard assembly 3001520100RP
Defective Blower/Fan Replace Blower/Fan 5300170300RP
Dirty Heater Assembly Ensure that exterior intake louvers and
Defective Blower/Fan Replace Blower/Fan 5300170300RP
Flicker rod hitting or rubbing
against internal components
Defective Flicker Motor Replace Flicker Motor 2000500100RP
Ensure that exterior intake louvers and
rebox cavity are free of dirt/dust.
an odor for a brief period after the heater is
initially turned on. The heater is burning off
any dust accumulated during manufacturing
or operation.
considered normal.
heater to trip the thermal cutout, unplug
unit, discontinue use and replace the heating element
rebox cavity are free of dirt/dust.
Ensure rod is straight and mounted properly
in the bracket, spinning freely away from
other components. Replace if necessary.
PART NUMBER
2200510300RP
17
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