Dimplex OLF46-AM User manual

Installation and User’s Guide
IMPORTANT SAFETY INFORMATION:
Read this manual first before attempting to install or use this electric fireplace. Always comply with the
warnings and safety instructions contained in this manual to prevent personal injury or property damage.
To view the full line of Dimplex products, visit www.dimplex.com
7216400100R00
Share the warmth and leave a review.
dimplex.com/sharethewarmth
Models
OLF46-AM
OLF66-AM
OLF86-AM
Your input helps to create even better
products and experiences.
We value your feedback!

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Welcome ....................................................................3
IMPORTANT INSTRUCTIONS ...................................................4
FCC Compliance ............................................................5
Technical Specifications .......................................................6
Electrical Rating .............................................................6
UL Listing ..................................................................6
Product Dimensions ..........................................................6
Package Contents ............................................................7
Installation...................................................................9
Placement..................................................................9
Preparing the Firebox for Installation ............................................10
Fresh Air Inlets .............................................................10
Framing...................................................................11
Installation Instructions.......................................................12
Water Supply Connection.....................................................13
Electrical Installation.........................................................14
Heater Hardware Disconnect ..................................................16
Flame Bafes ..............................................................17
Media Arrangement .........................................................17
Front Glass Installation .......................................................18
Operation ..................................................................19
General Operation ..........................................................19
Resetting the Temperature Cutoff Switch.........................................22
Maintenance ................................................................23
Remote Control Battery Replacement ...........................................23
Cleaning ..................................................................23
Transducer Replacement .....................................................23
Servicing ..................................................................23
Troubleshooting .............................................................24
Wiring Diagrams.............................................................26
Warranty ...................................................................28
Table of Contents

3
NO NEED TO RETURN TO THE STORE
If you have questions regarding the operation of this product or if you require
service, before returning this product to the place of purchase,
Contact us at: www.dimplex.com/customer_support
For Troubleshooting and Technical Support
OR Toll-Free 1-888-346-7539
Please have your model number and product serial number ready.
QR Code label
(on pull-out bracket)
For more information on
the Flame Connect app,
visit dimplex.com/fcapp
Welcome
Thank you and congratulations for choosing to purchase a Dimplex replace.
Please carefully read and save these instructions.
WARNING: Read all instructions and warnings carefully before starting installation. Failure to follow these
instructions may result in a possible electric shock, re hazard and will void the warranty.
Please record your model and serial numbers for future reference. Model and serial numbers can be found on the
label located at the top right corner inside the replace.
Model and serial
number label
Rating label
Model MOD
Serial Number

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When using any electrical appliance, basic
precautions should always be followed to reduce
the risk of re, electric shock, and injury to persons.
These precautions include:
①Read all instructions before using this electric
fireplace.
② This fireplace is hot when in use. To avoid burns,
do not let bare skin touch hot surfaces. The trim
around the heater outlet becomes hot during
heater operation.
DANGER: High temperatures may be generated
under certain abnormal conditions. Do not
partially or fully cover orobstruct the front of the
fireplace.
③ Extreme caution is necessary when the fireplace
is used by or near children or people with
disabilities and whenever the fireplace is left
operating and unattended.
④Always turn off the fireplace when it is not in use.
⑤ Do not operate the fireplace after it malfunctions,
has been dropped, or damaged in any manner.
Disconnect power at the service panel and have
the fireplace inspected by a reputable electrician
before using.
⑥ Do not operate any unit with a damaged cord or
if the heater has malfunctioned, or if the heater
has been dropped or damaged in any manner,
contact Glen Dimplex Americas Technical
Service at 1-888-346-7539.
⑦Do not use this fireplace outdoors.
⑧Never locate the fireplace where it may fall into a
bathtub or other water container.
⑨To disconnect the heater, turn the unit off with
the controls and turn off the power to the heater
circuit at the main disconnect panel.
⑩Do 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
fireplace.
⑪ To prevent a possible fire, do not block air
intakes or exhaust in any manner.
⑫All electrical heaters have hot and arcing or
sparking parts inside. Do not use it in areas
where gasoline, paint, or flammable liquids are
used or stored.
⑬Do not modify this fireplace. Use it only as
described in this manual. Any other use may
cause fire, electric shock, or injury to persons.
⑭ Always use a certified electrician should new
circuits or outlets be required.
⑮ Always use properly grounded, fused and
polarized outlets.
⑯ Disconnect all power coming to the fireplace at
the main service panel before performing any
cleaning, maintenance, or relocation of the unit.
⑰ When transporting or storing the fireplace, keep
it in a dry place, free from excessive vibration,
and store to avoid damage.
⑱ Regular cleaning and maintenance is required to
ensure safe and correct operation.
!NOTE: Changes or modifications not
expressly approved by the party responsible
for compliance could void user’s authority to
operate the equipment.
CAUTION
RISK OF ELECTRIC SHOCK
DO NOT OPEN
NO USER-SERVICEABLE PARTS INSIDE
SAVE THESE INSTRUCTIONS
IMPORTANT INSTRUCTIONS

5
FCC Compliance
CAUTION: This unit has been tested and found
to comply with the limits for Class B digital
device, pursuant to part15 of the FCC Rules.
These limits are designed to provide reasonable
protection against harmful interference in a
residential installation. This unit generates, uses
and can radiate radio frequency energy and, if
not installed and used in accordance with the
instructions, may cause harmful interference
to radio or television reception, which can be
determined by turning the unit OFF and ON,
the user is encouraged to try to correct the
interference by one or more of the following
measures:
Reorient or relocate the receiving antenna.
Increase the separation between the unit and the
receiver.
Connect the unit into an outlet on a circuit different
from that to which the receiver is connected.
Consult the dealer or an experienced radio/TV
technician for help.
This unit complies with Part15 of the FCC Rules.
Operation is subject to the following two conditions:
(1) This unit may not cause harmful interference,
and (2) this unit must accept any interference
received, including interference that may cause
undesired operation.
FCC CAUTION: Any changes or modications
not expressly approved by the party responsible
for compliance could void the user’s authority to
operate this equipment.
IMPORTANT INSTRUCTIONS
WARNING: This product can expose you to
chemicals including nickel which is known to
the State of California to cause cancer. For more
information, visit www.P65Warnings.ca.gov
Conventions used in this manual:
!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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UL Listing
File Number: E71416
Model Reference
OLF46-AM 6911540100
OLF66-AM 6911540200
OLF86-AM 6911540300
Electrical Rating
Voltage: 120 V (3-Wire) or 240 V (4-Wire)
Power:
Model 120 V 240 V No heat (120 V)
OLF46-AM 1220 W 1920 W 520 W
OLF66-AM 1480 W 2180 W 760 W
OLF86-AM 1020 W (see note) 2400 W 1020 W
!NOTE: For OLF86-AM, heat function is not available when connected with 120 V.
Product Dimensions
Technical Specifications
Model A B
OLF46-AM 47 ½" 1206 mm 46 1/8"1170 mm
OLF66-AM 67 ½" 1714 mm 66 1/8"1678 mm
OLF86-AM 87 ½" 2222 mm 86 1/8"2186 mm
B
A
31 ½"
800 mm
8 ½"
217 mm
11"
280 mm
11 7/8"
300 mm
17 3/8"
441 mm
Figure1

7
Package Contents
Image Description Quantity
OLF46-AM OLF66-AM OLF86-AM
Firebox 1 1 1
Front Glass 1 1 1
Bag of Small Acrylic Crystals 2 3 4
Bag of Large Acrylic Crystals 1 1 2
Bag of Extra-Large Acrylic Crystals 111
Driftwood 8 12 16
Spare Transducer
Keep it in a secure location
for future use.
234
Suction Cup
Do not dispose of the suction cup after
installation. Keep it in a secure location
as it will be helpful for maintenance and
service of the unit.
222

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Package Contents
Remote Control 1 1 1
3 Volt Battery
Install in remote control
before first use
222
Installation and User’s Guide
IMPORTANT SAFETY INFORMATION:
Read this manual first before attempting to install or use this electric fireplace. Always comply with the
warnings and safety instructions contained in this manual to prevent personal injury or property damage.
To view the full line of Dimplex products, visit www.dimplex.com
7216400100R00
Share the warmth and leave a review.
dimplex.com/sharethewarmth
Models
OLF46-AM
OLF66-AM
OLF86-AM
Your input helps to create even better
products and experiences.
We value your feedback!
User’s and Installation Guide 1 1 1
Bafes 4 6 8
Bubble Level 1 1 1
1 ½" Wood Screws 4 4 4

9
Placement
!NOTE: For optimized viewing angle of the ame, it is recommended that the
bottom of the unit be mounted between 5" (13cm) and 50" (127cm) from
the ground. (Figure 2)
Installation in a Bathroom
If this unit is installed in a bathroom, it must be protected by a GFCI receptacle
or circuit. If a receptacle is used, it must be readily accessible.
This electrical appliance is NOT watertight. To prevent electric shock, it must be
installed as to prevent water from entering unit, or installed away from showers,
tubs, etc. Never locate replace where it may fall into a bathtub or other water
container.
Installation Recommendations for Overhanging Objects
For overhanging temperature-sensitive objects, such as a television, a mantel, or artwork, always follow the
recommendations provided by its manufacturer for installation over a heater.
Installation
Figure2
5"-50"for
optimal viewing

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Installation
Preparing the Firebox for Installation
Figure41. The unit is provided with mounting brackets attached
(Figure 4). Remove the mounting brackets before
installation. They will need to be reinstalled during
installation once the rebox is placed into the framing.
2. If using the plug accessory kit (OLFPLUG, sold
separately), wire it following the instructions for the
plug kit in the Electrical Installation section (page 14).
3. For permanent heat disable only: follow the
instructions for disconnecting the heat function in the
section Heater Hardware Disconnect (page 16).
Fresh Air Inlets
CAUTION: Failure to include a fresh air inlet will result in poor ame performance and damage to the replace.
A fresh air inlet is required. The air inlet must allow for the air path to reach the underside of the unit. This will have to
be accounted for in the framing and drywall installation. See the table below for air inlet requirements for each model.
See Figure 3 for examples on incorporating fresh air inlets in the installation.
If the air inlet is concealed using a grille, the covered area must be compensated for by having a larger opening.
Model Air inlet area required
OLF46-AM 80 in² 516 cm²
OLF66-AM 120 in² 774 cm²
OLF86-AM 160 in² 1032 cm²
Figure3
Recessed Inlet Front Register Side Registers
*For best results in this
conguration include an opening
on each side of the replace

11
Installation
Framing
1. Prepare a wall with a framed opening, following the dimensions in the table below. Openings beneath the unit are
required in order to allow for airow to reach the underside of the unit. (Figure 6)
Framing Dimensions Drywall Opening
Model
Width
(minimum) Height Depth (minimum) Width Height
A B C D* E*
OLF46-AM 48"
1219 mm
31 ¾"
806 mm
12"
305 mm
46 3/16"
1174 mm
17 ⁄"
445 mm
OLF66-AM 68"
1727 mm
66 3/16"
1682 mm
OLF86-AM 88"
2235 mm
86 3/16"
2190 mm
* Allows for a 2 mm clearance all around
CAUTION: This replace is NOT load-bearing. Ensure the opening for the replace is framed in such a way that
the weight of the building materials will not create pressure on the top of the replace.
!NOTE: Field wiring is located at the top right back corner of the rebox. The connection to water supply is
located at the bottom left back corner of the rebox. Plan the framing to allow routing the electrical power cable
and the cold-water line to this location.
A
B
C
Ensure there is an
opening to allow air
ow to reach the
underside of the unit
Figure5
D
E
Air inlet
Figure 6

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Installation
Installation Instructions
!NOTE: Two people are recommended for installation.
1. Follow the instructions in the section Preparing the
Firebox for Installation (page 10) before beginning.
2. Prepare a wall with a framed opening, following the
dimensions in the Framing section (page 11).
CAUTION: Ensure there is an air inlet with a path for
air ow to reach the underside of the unit.
3. Place the rebox into the framed opening. Ensure the
unit is level. A bubble level is included in the hardware
kit provided.
4. Secure the rebox to the frame using the previously
removed mounting brackets. The unit must be
secured to the frame with the mounting brackets.
!NOTE: To avoid bulging of the nished surface, notch
the framing to allow the mounting brackets to be ush
with the framing. (Figure 7)
5. Connect the unit to the water supply, following the
instructions in the section Water Supply Connection
(page 13).
6. Locate the connector plate in the top right back
corner of the unit. Remove the connector plate by
removing the 2 securing screws. (Figure 8)
7. Install a cable connector (not included), suitable for
installing in a 7/8" (22 mm) hole, to the plate and feed
the supply cable through the cable connector.
8. Complete the wiring according to instructions in the
Electrical Installation section (pages 14–15). Reinstall
the connector plate after completing wiring.
9. Finish surrounding wall up to the trim if a permanent
installation is desired. A removable trim can be used
instead to cover the framing opening to allow the
replace to be removed without damaging the nished
wall.
CAUTION: Ensure air inlets are present in nal
installation (see Fresh Air Inlets, page 10).
!NOTE: It is recommended that all drywall installation
and nishing be completed after unit is fully installed,
inspected, and operational.
10. Finish the installation using the nishing materials of
your choice.
11. Place the media as desired and install the front glass.
Mounting bracket
Notch framing for
ush installation.
Connector plate
Figure 7
Figure 8

13
Installation
Water Supply Connection
CAUTION: Ensure that all plumbing connections meet local plumbing code requirements. Ensure that the location
of the plumbing connection allows for easy access to allow for shutoff during scheduled maintenance.
Water Quality
Normal tap water can be used in the Opti-myst®. In areas with hard water, a water softener is recommended
and more frequent cleaning and maintenance may be required. Unltered water supplied from a well or another
unmonitored supply is not recommended. The product is provided with an in-line mesh lter to help remove
contaminants and extend the life of the product.
Plumbing Instructions
The units are designed to be hard plumbed by connecting to a water source using standard ¼"(6.4 mm) O.D. tubing.
A plumbing accessory kit CDFIPLUMB-KIT, designed for use with copper piping, is available from your Dimplex
dealer.
1. Prepare a cold-water line in the vicinity of the desired installation location of the replace. Ensure that the location
of the plumbing connection allows for easy access to allow for shutoff during scheduled maintenance.
!NOTE: Once the new plumbing connections are complete ensure that the lines are ushed to prevent any debris
from going into the unit.
2. Lift the media tray out of the unit and set it aside.
3. Connect the water line, reduced to ¼"tubing, to the main valve located in the bottom left side of the unit. (Figure 6)
4. Connect the water supply tubing to the main water valve by removing the locking ring and inserting the tubing so
that it is fully inserted (approximately ½"[12 mm]). Reinstall the locking ring.
5. Ensure that the end of the tubing is cut square to prevent leaking.
6. Complete electrical installation steps before opening the main water valve.
Main water valve
(shown in closed position)
Figure 9
Refillable Water Containers
!NOTE: Not recommended for applications with frequent use.
If direct connection to a water supply is not possible, the reservoir can be manually lled using an Opti-Myst
rellable container (9601350100RP) (not provided) which can be purchased at www.dimplex.com/replacement_parts.
One container will be needed for each ame module in the replace. One rell will provide up to 6 hours of ame
operation. The front glass and media tray will need to be removed each time the containers need to be relled.

14 www.dimplex.com
Electrical Installation
WARNING: The installation of the electric replace must comply with the applicable Local and/or National
Electrical Codes and utility requirements.
CAUTION: A dedicated 15 Amp circuit is recommended, rated for the appropriate voltage (120V, 240V). A
dedicated circuit will be required if, after installation, the circuit breaker trips or fuse blows on a regular basis
when the heater is operating. Additional appliances on the same circuit may exceed the current rating of the
circuit breaker.
Figure 10
FIREPLACE JUNCTION BOX
120 V
POWER
SUPPLY
(BREAKER
PANEL)
WHITE - N
RED
–
L2
WHITE – N
BLACK – L
BLACK – L1
FIREPLACE JUNCTION BOX
240 V
POWER
SUPPLY
(BREAKER
PANEL)
WHITE - N
RED
–
L2
RED
–
L2
WHITE – N
BLACK – L
BLACK – L1
GREEN
-
G
GREEN
-
G
GREEN
-
G
GREEN
-
G
Installation
120 V Hardwire Installation
WARNING: Use the appropriate wire to meet local and national electrical codes for rated power
consumption.
!NOTE: For OLF86-AM, heat function cannot be used when supplied with 120 V.
1. Cut the wire to an appropriate length.
2. Connect the black L1 wire from the unit to the live wire from the power supply with a wire connector.
3. Connect the white N wire from the unit to the neutral wire from the power supply with a wire connector.
4. Connect the green G wire from the unit to the ground wire from the power supply with a wire connector or
attach the grounding wire to the cover with the provided grounding screw, by placing the wire in between
screw and lock washer and tighten.
5. Ensure all wire connections are tight.

15
Optional Plug Kit (OLFPLUG, sold separately)
WARNING: Power cord option is only suitable for 120V installations.
1. Remove the 3 screws that hold the connector plate.
2. Connect the black L1 wire from the unit to the black wire of the plug kit.
3. Connect the white N wire from the replace to the white wire from the plug kit.
4. Connect green G wire from the replace to the green wire from the plug kit.
5. Ensure all wire connections are tight.
6. Secure the power cord’s pre-installed cover plate using the screws removed when removing the connector plate. The
previously removed connector plate can be disposed of.
WARNING: This heater is not intended for use with an extension cord. Plug the cord directly into an appropriate
wall receptacle.
FIREPLACE JUNCTION BOX
120 V
POWER
SUPPLY
(BREAKER
PANEL)
WHITE - N
RED
–
L2
WHITE – N
BLACK – L
BLACK – L1
FIREPLACE JUNCTION BOX
240 V
POWER
SUPPLY
(BREAKER
PANEL)
WHITE - N
RED
–
L2
RED
–
L2
WHITE – N
BLACK – L
BLACK – L1
GREEN
-
G
GREEN
-
G
GREEN
-
G
GREEN
-
G
Figure 11
240V Hardwire Installation
You will need a 4-wire240 V supply (L1, L2, Neutral, and Ground).
WARNING: Use the appropriate wire to meet local and national electrical codes for rated power consumption.
1. Connect the black L1 wire from the unit to the L1 wire from the power supply with a wire connector.
2. Connect the red L2 wire from the unit to the L2 wire from the power supply with a wire connector.
3. Connect the white N wire from the unit to the neutral wire from the power supply.
4. Connect the green G wire from the unit to the ground wire from the power supply with a wire connector or attach the
grounding wire.
5. Ensure all wire connections are tight.
Installation
Figure 12

16 www.dimplex.com
Heater Hardware Disconnect
The replace heater can be permanently disabled by removing the electronic jumper on the main control board.
Heater hardware disconnect will permanently disable the heater and fan function. Follow these instructions ONLY
when an installation without heat is required. Temporary disabling of the heater can be achieved through the hidden
touch controls. See “Heat Disable” in Operation section (page 20) for instructions.
The recirculating fan and the element in the ame module will not be disabled.
To disconnect the heater and fan permanently:
1. Remove the 5 screws that secure the right-side upper panel. Carefully lower the upper panel, which is held by
hinges to the housing.
2. Locate the main control board. The heater hardware disconnect jumper location is labeled “J2”. (Figure 13)
3. Remove the heater hardware disconnect jumper.
4. Secure the upper tray and reinstall the back panel and media tray.
Figure 13
Installation
Heater Hardware
Disconnect Jumper

17
Media Arrangement
1. Install media bed with the angled side of the slot
toward the back of the replace. (Figure 15)
2. Evenly disperse the small crystals to entirely cover the
media bed.
3. Place the driftwood pieces across the crystals.
4. Place the large and extra-large crystals as desired
over the smaller crystals and beside the driftwood.
!NOTE: It is not recommended to position the
driftwood pieces across the ame output slot. If this
conguration is desired, use the provided single
bafes to block the mist beneath the log(s) to prevent
condensation.
It is possible to use custom media ornaments to decorate
your replace. The custom media must t easily without
scratching the glass or bowing the media bed, and must
not be composed of sand or liquid, which could interfere
with the safety of the replace.
Installation
Flame Baffles
The unit comes with the slotted bafes pre-installed
to create a uniform ame. If desired, customize the
appearance of the ame using the provided individual
bafes.
1. To remove the pre-installed bafes, insert a screwdriver
into a slot of the bafe and carefully remove each one.
2. Separate the single bafes provided by bending the
strip until each bafe breaks off.
3. To insert the bafes, use a screwdriver to carefully pry
open the ame output slot on the top cover. Install the
bafe by putting the side with the two tabs down, and
inserting it so that the lip on the top cover goes over
the bafe.
!NOTE: If installed correctly, the bafe should not be
able to slide within the ame output slot.
4. Place the bafes across the ame output slot as
desired to create the desired ame appearance.
Figure 14
Figure 15

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Installation
Front Glass Installation
1. Ensure there are no debris or nger prints on the inner
side of the front glass before you begin.
2. Attach the provided suction cups to the outer side of
the front glass. Ensure the suction cups are securely
attached.
3. Using the suction cups to assist, lift the glass and
place it directly in front of the media bed at a slight
angle.
4. Lift the front glass slightly to hook the front glass onto
the posts on each side of the replace.
5. Remove the suction cups and clean any ngerprints or
debris off the glass with a nonabrasive glass cleaner.
!NOTE: Do not dispose of the suction cups! Keep
them in a secure location, as they may be needed for
maintenance and service on this replace.
Front Glass Post
(One on each side)
Figure 16

19
General Operation
WARNING: This electric rebox must be properly installed before it is used.
This rebox operates with Comfort$averTM technology, which automatically adjusts the fan speed and heater wattage
to safely and precisely match the requirements of the room based on the thermostat setting.
!NOTE: The element retains heat after shutdown. When the heat is turned off, there is a 30-second cool down
period before the fan shuts off completely.
!NOTE: After a power interruption the replace will return to Standby mode and retain the previously used settings.
Power Switch
The main power (On/Off) switch is located behind the front glass in the upper right corner inside the replace.
Hidden Touch Controls
The hidden touch controls are located on the upper right of the replace.
Remote Operation
The replace is supplied with a multifunction Bluetooth remote control.
App
The replace is capable of being controlled using the Flame Connect app for mobile devices. For up-to-date
information about the app, please visit www.dimplex.com/fcapp.
!NOTE: The replace will not operate using the provided remote control when the app is open on a paired mobile
device. A blue LED indicator will illuminate on the replace display when the app is in use.
Operation
Figure 17 Figure 18

20 www.dimplex.com
Operation
Standby
Press to turn on the unit or to put it in standby mode (ST.BY).
When the unit is turned on there is a 3-minute warm-up sequence before the ame
effect starts. The display will indicate a countdown until the ame is ready.
Heat
Press to turn the heat on or off.
When the heat is turned on, the display briey indicates the set temperature (##ST),
followed by the ambient room temperature.
When the heat is turned off, the fan continues to operate for a further 30 seconds to
dissipate residual heat.
Heat Disable
Press and hold and at the same time for 3 seconds to disable or enable the heat
function. This action must be performed on the hidden touch controls.
When the heat is disabled and is pressed, CD52 appears on the display.
Increase
Temperature
Press to increase the temperature setting.
The temperature can be set from 15°C to 30°C (59°F to 86°F).
Decrease
Temperature Press to decrease the temperature setting.
Temperature
Display
(°C ↔ °F)
Press and hold and at the same time for 3 seconds to change the displayed
temperature unit. This action must be performed on the hidden touch controls.
Flame Intensity Press repeatedly to adjust the ame intensity setting. The display indicates LOW, MED
(medium), or HIGH.
Extractor Fan
Boost
The extractor fan boost clears any excess fogging that may appear in the replace.
Press and hold for 5 seconds to turn on the extractor fan boost. Once nished, the
ame will resume on the low setting. This action must be performed on the hidden
touch controls.
Ambient &
Flame Theme
Press repeatedly to cycle the 8 different Ambient & ame color themes:
1 - Natural Flame
2- Blue
3- Violet
4- Red
5- Aquamarine
6- Prism Mode - media and overhead lights cycle through colors
7- Kaleidoscope Mode - media and overhead lights cycle through colors at
different rates.
8- Custom (app required)
Brightness
Press repeatedly to cycle the top light brightness settings:
B1 - Brightness level 1
B2 - Brightness level 2
B3 - Brightness level 3
B4 - Brightness level 4
B5 - Brightness level 5
B6 - Pulsating effect