Dimplex DFR2551G User manual

Service Manual
Model Number:
DFR2551L
DFR2551G
UL Part Number
6908922259
6908922559
7400910100R00
In keeping with our policy of continuous product development, we reserve the right to make changes without notice.
© 2016 Dimplex North America Limited
Dimplex North America Limited
1367 Industrial Road Cambridge ON Canada N3H 4W3
1-888-346-7539 www.dimplex.com
REV PCN DATE
00 - 6-JAN-16
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.
"Click" on the replacement part number to
view price and availability.
www.morelectricheating.com

2 www.dimplex.com
Always use a qualied 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.
Operation ...........................................................3
Maintenance.........................................................4
Exploded Parts Diagram...............................................5
Replacement Parts ...................................................5
Wiring Diagram ......................................................6
Switchboard Replacement .............................................7
Relay Board Replacement .............................................7
AC/DC Adapter Replacement ...........................................8
Display/Control Board Replacement .....................................8
Heater Assembly Replacement .........................................9
Power Cord Replacement..............................................9
Flicker Motor & Flicker Rod Replacement ................................9
Flame LED Light Assembly Replacement................................10
Coloured Flame LED Light Assembly Replacement .......................10
Log Set Assembly Replacement .......................................10
Partially Reective Panel Replacement. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Thermistor Replacement .............................................11
Troubleshooting Guide ...............................................12
TABLE OF CONTENTS

3
OPERATION
Figure 1
WARNING: This electric rebox must be properly in-
stalled 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 1 & 2).
The replace is supplied with an IR multifunction remote
control. This remote control has a range of approximately
16 ft (5 m). To operate correctly, the remote control must be
pointed towards the Floating DisplayTM.
!NOTE: Before attempting any operation with the remote,
pull the plastic insulator strip out from between the remote
casing and battery cover.
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 indicated on the On Screen Display.
!NOTE: When any button is pressed the intake tem-
perature will be displayed on the On Screen Display 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
Cycles the unit sequentially through the 3 settings: Low
Heat, High Heat and Off.
→ Activated by pressing the button on the unit or the
remote.
• Indicated by the (low heat) or the (high heat) icon
and the intake temperature being displayed on the On
Screen Display, for 5 seconds before turning off.
!NOTE: After the heater is switched off, there is a 60
second fan delay, where the fan will continue running be-
fore turning off.
!NOTE: The unit can be operated in Heat Only Mode.
When the unit is only running with the heater, the (low
heat) or the (high heat) icon and the intake temperature
will continuously be displayed on the On Screen Display.
!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.
D & E. Thermostat Controls
Adjusts the temperature set point to your individual require-
ments. Once the desired set temperature is reached the
heater will turn off. The heater will cycle on and off to main-
tain the desired set temperature. The default temperature
setting is 72°F (22°C).
→ Adjusted by pressing the to decrease the set point
and the to increase the set point on the remote.
• The On Screen Display will indicate the temperature set
point as it is adjusted.
!NOTE: Holding the button down, then press on
the unit, will change the temperature from °C to °F, or vice
versa.
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 On Screen Display will
indicate “--”.
F. Color Themes
Different presets of ambient lighting color combinations
contained in the unit.
→ Changed by repeatedly pressing the corresponding but-
ton on the remote or the unit.
• Cycles through the different preset ambient lighting set-
tings of the unit, this includes different combinations of
colours of the ame and media lighting (if applicable).
!NOTE: The last theme (media versions) or the second
to last theme (log set versions) 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 solid circle. When the unit
is on prism, and is cycling through the colours, a rotating
circle will be displayed.
G. Brightness
Changes the brightness of the lights in the unit.
→ Adjusted by repeatedly pressing the corresponding but-
ton on the remote.
• Indicated by the second digit on the Floating Display™
changing to show: “H” (high), and “L” (low).
A C D E F
Floating DisplayTM

4 www.dimplex.com
MAINTENANCE
WARNING: Disconnect power before attempting any
maintenance or cleaning to reduce the risk of re, electric
shock or damage to persons.
Glass Cleaning
The glass is cleaned in the factory during the assembly
operation. During shipment, installation, handling, etc., the
front glass panel may collect dust particles; these can be
removed by dusting lightly with a clean dry cloth.
To remove ngerprints or other marks, the front glass panel
can be cleaned with a damp cloth. The front glass panel
should be completely dried with a lint free cloth to prevent
water spots. To prevent scratching, do not use abrasive
cleaners or spray liquids on the glass surface.
Fireplace Cleaning
Use warm water only to clean painted surfaces of the
Compact Fireplace. Do not use abrasive cleaners.
To prolong the life of your unit and optimize the
performance of your heater, vacuum or dust the outlet of
the heater, and under and behind your rebox, on a regular
basis.
Servicing
Except for the cleaning described above, an authorized ser-
vice representative should perform any other servicing.
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 either the
remote or the unit, repeatedly, until the desired time is
displayed.
• The On Screen Display will display the different times as
it is adjusted. 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 heater off and it will not come back on without being
reset. It can be reset by unplugging the unit and waiting 5
minutes before plugging the unit back in.
CAUTION: If you need to continuously reset the heater,
unplug the unit and call technical support at 1-888-346-
7539.
Remote Control Battery Replacement
To replace the battery:
1. On the back of the remote control, 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 recyc-
ling advice in your area
Figure 2
A
D
B C
E
G
H
F

5
EXPLODED PARTS DIAGRAM
6
13
2
3
4
5
19
16
7
14
12
15
REPLACEMENT PARTS
1. Flicker Motor .....................2000500100RP
2. Ceramic Heater Assembly (with Cutout)2203690100RP
3. Thermistor .......................3001560100RP
4. Cord Set ........................4100090204RP
5. Flicker Rod ......................5902620300RP
6. Partially Reective Panel. . . . . . . . . . . .5902580200RP
7. Front Glass ......................5902640100RP
8. Felt Feet Pads (set of 4) ............8600140101RP
9. Plastic Foot Set ...................8800090101RP
10. Log Set Assembly .................0440590500RP
11. Acrylic Media . . . . . . . . . . . . . . . . . . . . .1400150100RP
12. Display/Control Board - Logset version 3001430100RP
- Media version 3001430300RP
13. Switchboard. . . . . . . . . . . . . . . . . . . . . .3001520100RP
14. Relay Board. . . . . . . . . . . . . . . . . . . . . .3001440100RP
15. AC/DC Adapter ...................2100250100RP
16. Remote Control ...................6700520200RP
17. Media LED Light Assembly . . . . . . . . . .3001570300RP
18. Colored Flame LED Light Assembly - Media 3001500100RP
Logset 3001500200RP
19. Flame LED Light Assembly . . . . . . . . . .3001390100RP
20. L-Bracket . . . . . . . . . . . . . . . . . . . . . . . .1013780100RP
1
18
"Click" on the replacement part number to
view price and availability.
www.morelectricheating.com