Dimplex XHD23L User manual

Service Manual
Models
XHD23L/XHD23G
XHD26L/XHD26G
XHD28L/XHD28G
DF26L-PRO
DF26DWC-PRO
DF28L-PRO
DF28DWC-PRO
Part Number
6909940XXX
6909850XXX
6909970XXX
7401050100R03
IMPORTANT SAFETY INFORMATION: Always read this manual rst before attempting to service this rebox.
For your safety, always comply with all warnings and safety instructions contained in this manual to prevent
personal injury or property damage.

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Always use a qualied technician or service agency to repair this rebox.
!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.
Table of Contents ....................................................2
Operation ...........................................................3
Exploded Parts Diagram...............................................6
XHD Replacement Parts List ...........................................6
DF-PRO Replacement Parts List ........................................7
Wiring Diagram ......................................................8
Accessing Top Components ...........................................9
Accessing Bottom components.........................................9
Power Cord Replacement.............................................10
Main Control Board Replacement ......................................10
Heater Assembly Replacement ........................................11
Touchpad Replacement ..............................................11
Flicker Motor Replacement. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Flicker Rod Replacement .............................................12
Flame Base LED Strip Replacement ....................................13
Media Tray / Media LED Strip Replacement ..............................13
Flame Screen Replacement ...........................................14
Log Set Replacement ................................................14
Troubleshooting Guide ...............................................15
Table of Contents

3
Operation
A
B
C
F
D
G
E
H
A B C D E F
Touch Panel and Remote Controls
The manual controls for the Dimplex Electric Fireplace are located on the front panel. When not
activated, the icons are not visible. Touch the control panel to the right side of the white line to
activate the icons. The selected setting displays on the left side of the panel.
A multi-function IR (infrared) remote control also is provided. The remote control has a range of
approximately 30 ft (9 m). To operate correctly, the remote control must be pointed toward the front
of the in electric fireplace.
WARNING: The replace must be
installed properly before use.

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Icon Function Description
A Power
Press to turn unit O󰀨 or On.
• Unit O󰀨
Press to turn everything O󰀨. Press again to turn unit On with previous settings.
• Unit On
Press to turn unit On with previous settings.
- If the ame e󰀨ect was On, the ame will turn on and the previous heat setting
will be activated (On or O󰀨). Display will show current heater temperature
setting and after 2 sec displays the room temperature.
- [remote only] If the ame e󰀨ect was O󰀨, the previous heat setting will be
activated (On or O󰀨).
- [panel only] If the ame e󰀨ect was O󰀨, the ame will turn on and the previous
heat setting will be activated (On or O󰀨)
B Heat
• Heat On
Press to turn heat On (indicated by 1 short beep). Display will show current
heater temperature setting and after 2 sec displays room temperature. Use the
Temp icon to change the heater temperature setting.
• Heat O󰀨
Press to turn heat O󰀨 (indicated by 1 short beep).
NOTE: After the heater is switched o󰀨, the fan will continue on for 60 seconds before turning
o󰀨.
C Temperature
Press multiple times to raise the heater temperature in 1o F (1o C) increments.
Display will show current temperature. Temperature range is 62o-78o F (17o-26o C).
This feature is active whenever the heat is enabled.
Disable Heat
Using the manual controls, press the Heat and Temp buttons at the same time
and hold for 2 second to disable the heater. Press and hold again for 2 seconds to
enable the heater.
When the heater is disabled, "--" will display when Temp button is pressed. The
remainder of the unit's controls will operate in the same fashion.
oC / oF
Temp
The display can show the temperature reading in either o C or o F. To change the
display, press and hold the Temp and Flame Speeds buttons on the unit.
DFlame Speed
Press multiple times to toggle through ame speeds (minimum, medium,
maximum). Display will show current speed number (F1, F2, F3 respectively).
EColor
Themes
Press multiple times to change the media and ame base colors. This feature is
active only when the ame e󰀨ect is On. Display will show theme (t0, t1, t2, etc.)
XHD28L, XHD26L or XHD23L (Log Unit) themes:
• Theme t0 - no ame
• Theme t1 - Natural (ame base o󰀨)
• Theme t2 - Red Highlights (ame base red/orange)
• Theme t3 - Blue Highlights (ame base blue)
XHD28G, XHD26G or XHD23G (Media Unit) themes:
• Theme t0 - Midnight Mode
• Theme t1 - Media White
• Theme t2 - Media red/orange ickering
• Theme t3 - Media blue ickering.
• Theme t4 - Media Purple
• Theme t5 - Media Green
• Theme to - Prism Mode (To choose a custom color, press Brightness icon. Press
again to return to Prism Mode)

5
Demo Mode
Certain versions of this rebox are equipped with a demo
mode where the unit cycles through several functions. The
demo mode is activated by pressing and holding the tem-
perature and brightness buttons for 2 seconds. In demo
mode, the display remains lit and none of the remote or on-
unit controls work. When power is cut to the unit and then
restored, the unit remains in demo mode.
Icon Function Description
F Brightness
Press to change the ame and logs brightness. Display will show b3, b1, b2
respectively.
• High
• Low
• Medium
G Flame
Press to turn the ame e󰀨ect On. Press again to turn the ame e󰀨ect O󰀨.
H Timer
Press multiple times to change the sleep timer by 0.5 hr from 0.5 hr to 8 hr before
turning o󰀨. Press again, the remaining time on the timer displays.
Resetting the Temperature Cutout Switch
Should the heater overheat, an automatic cutout will turn
the heater o󰀨. It will not come back on without being reset.
To reset the cutout switch, unplug the unit and wait 5
minutes before plugging it back in.
CAUTION: If you need to continuously reset the heater,
unplug the unit and call Technical Support at 1-888-346-7539

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Exploded Parts Diagram
XHD Replacement Parts List
1. Heater Assembly ......................2203730300RP
2. Power Supply . . . . . . . . . . . . . . . . . . . . . . . . . 2100250700RP
3. Main Control Board Logs ................3001840100RP
Media . . . . . . . . . . . . . . . 3001840200RP
4. Power Cord ..........................4100190600RP
5. Touchpad ............................6700600100RP
6. Thermistor ...........................3001560900RP
7. Flicker Motor. . . . . . . . . . . . . . . . . . . . . . . . . .3000240200KIT
8. Flicker Rod XHD23. . . . . . . . . . . . . . . . . . . . . 5903090200RP
XHD26 & XHD28. . . . . . . . . . . . . 5903090100RP
9. Flame LED Strip XHD23 ...............3001850300RP
OR 3002200100RP
XHD26 & XHD28 .......3002200200RP
10. Flame Base LEDs XHD23L & XHD26L ....3001880100RP
XHD28L . . . . . . . . . . . . . 3001880200RP
11. Media LED Strip XHD23G ...............3001570100RP
XHD26G ...............3001570700RP
XHD28G ...............3001570300RP
12. Flame Screen XHD23 ..................5902580400RP
XHD26 ..................5902580500RP
XHD28 ..................5902580600RP
13. Logset XHD23L .......................0442330100RP
XHD26L .......................0442220100RP
XHD28L .......................0442300100RP
14. Media Tray XHD23G ...................0442320100RP
XHD26G ...................0442280100RP
XHD28G ...................0442310100RP
15. Medium Ice Chunks (Media Models) .......1400150100RP
16. Large Ice Chunks (Media Models) . . . . . . . . . 1400130400RP
17. Front Glass XHD23 ....................5903150100RP
XHD26 ....................5903070100RP
XHD28 ....................5903160100RP
18. Remote Control .......................6700590200RP
19. Mounting Hardware ....................9602100100RP
20. Felt Feet Pads ........................8600140101RP
12
17
1
2
3
4
10
7
13
8
9
5
6
19
18

7
9
DF-PRO Replacement Parts List
1. Heater Assembly ......................2203730300RP
2. Power Supply . . . . . . . . . . . . . . . . . . . . . . . . . 2100250700RP
3. Main Control Board Logs ................3001840100RP
DWC ...............3001840200RP
4. Power Cord ..........................4100190600RP
5. Touchpad ............................6700600100RP
6. Thermistor ...........................3001560900RP
7. Flicker Motor. . . . . . . . . . . . . . . . . . . . . . . . . .3000240200KIT
8. Flicker Rod . . . . . . . . . . . . . . . . . . . . . . . . . . . 5903090100RP
9. Flame LED Strip. . . . . . . . . . . . . . . . . . . . . . . 3002200200RP
10. Flame Base LEDs DF26L-PRO ..........3001880100RP
DF28L-PRO . . . . . . . . . . 3001880200RP
11. Media LED Strip DF26DWC-PRO. . . . . . . . . 3001570700RP
DF28DWC-PRO . . . . . . . . . 3001570300RP
12. Flame Screen DF26-PRO ...............5902580500RP
DF28-PRO ...............5902580600RP
13. Logset DF26L-PRO ....................0442220100RP
DF28L-PRO ....................0442300100RP
14. Media Tray DF26DWC-PRO .............0442280100RP
DF28DWC-PRO .............0442310100RP
15. Medium Ice Chunks (DWC Models) ........1400150100RP
16. Large Ice Chunks (DWC Models). . . . . . . . . . 1400130400RP
17. Driftwood (DWC Models) ................0441820100RP
18. River Rock (DWC Models) . . . . . . . . . . . . . . . 1400080301RP
19. Front Glass DF26-PRO .................5903070100RP
DF28-PRO .................5903160100RP
20. Remote Control .......................6700590200RP
21. Mounting Hardware ....................9602100100RP
22. Felt Feet Pads ........................8600140101RP
1
2
3
4
19
20
21
5
6
7
8
12
10
14
18
16
15
17
Exploded Parts Diagram

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Wiring Diagram
Logset or Media Bed LEDs
On log models only

9
Accessing Top Components
Tools Required: Phillips head screwdriver
WARNING: If the rebox was operating prior to
servicing, allow at least 10 minutes for the heating
elements to cool o󰀨 to avoid accidental burning of skin.
WARNING: Disconnect power before attempting any
maintenance to reduce the risk of electric shock or injury
to persons.
1. Unhook the front glass to remove it by pulling it up
slightly and pulling it out. Set it aside in a safe place.
2. Remove the rebox from the mantel by removing the
retaining screws that secure the rebox to the mantel.
These may be located on the inside of the rebox near
the front, or behind the rebox if it is secured with L-
brackets.
3. Unfasten the top panel by removing the 12 screws lo-
cated around the periphery of the top panel. There are
2 screws on each side, 3 on the back, and 5 at the very
top, directly behind the front ange. Some units may
have 6 screws on the top, totaling 13 screws. (Figure 1)
4. Slide the top panel toward the back to release it.
5. Carefully lay the rebox on its back and lay the top
cover at so that the attached components are acces-
sible.
Accessing Bottom components
Tools Required: Phillips head screwdriver
WARNING: If the rebox was operating prior to
servicing, allow at least 10 minutes for the heating
elements to cool o󰀨 to avoid accidental burning of skin.
WARNING: Disconnect power before attempting any
maintenance to reduce the risk of electric shock or injury
to persons.
1. Unhook the front glass to remove it by pulling it up
slightly and pulling it out. Set it aside in a safe place.
2. Remove the rebox from the mantel by removing the
retaining screws that secure the rebox to the mantel.
These may be located on the inside of the rebox
near the front, or behind the rebox if it is secured with
L-brackets.
3. Unfasten the bottom panel by removing the 11 screws
located on the back and sides of the bottom panel.
There are 3 screws on the back, and 4 screws on each
side. Note that the two middle screws on each side
are longer, and hold the media tray or log set in place.
(Figure 2)
!NOTE: When reinstalling the base panel, align the
2 middle screw holes on each side of the logset/media
tray with the corresponding holes on the base panel
to ensure that the logset or media tray are properly af-
xed. (Figure 5)
Figure 1
Figure 2

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4. Carefully lay the replace on its back.
5. Remove the bottom panel and set it aside.
!NOTE: On the XHD28G/DF28DWC-PRO, the
media bed lights are attached to this bottom panel. You
can disconnect these lights to have better access to the
components in the rebox.
!NOTE: The log set/media tray has a wire attached
to the unit which can be temporarily disconnected for
easier access.
Most components can now be accessed for service.
However, if you wish to have further access to the
components, complete the following steps.
6. Remove the ame screen retaining brackets by
removing the 2 screws on each side of the rebox that
hold each bracket (4 screws total). (Figure 5)
7. Carefully slide the ame screen down toward the base
of the rebox and set it aside during service.
!NOTE: When reinserting the ame screen, ensure
that the upper portion is inserted all the way to the top.
Power Cord Replacement
Tools Required: Phillips head screwdriver
Pliers
7mm Wrench
WARNING: If the rebox was operating prior to
servicing, allow at least 10 minutes for the heating
elements to cool o󰀨 to avoid accidental burning of skin.
WARNING: Disconnect power before attempting any
maintenance to reduce the risk of electric shock or injury
to persons.
1. Follow the instructions for accessing the top
components on page 8.
2. Disconnect the wires from the powercord, noting their
original locations. Use wrench to remove gold nut that
secures the green grounding wire to the body of the
rebox, along with the silver ring. Cut the cable ties as
needed to remove the wires.
3. With pliers, grasp the power cord strain relief grommet
from inside the back of the bottom panel and push
while twisting to remove.
4. Install the new power cord and reconnect wires as
before. Refer to the wiring diagram if needed. Ensure
that they are secure and the wires cannot be pulled out
of the wire connector.
WARNING: Ensure wires do not come in contact
with moving parts by securing wires in cable ties or
electrical tape.
5. Reassemble the rebox.
Main Control Board Replacement
Tools Required: Phillips head screwdriver
Pliers
WARNING: If the rebox was operating prior to
servicing, allow at least 10 minutes for the heating
elements to cool o󰀨 to avoid accidental burning of skin.
WARNING: Disconnect power before attempting any
maintenance to reduce the risk of electric shock or injury
to persons.
1. Follow the instructions for accessing the top
components on page 8.
!NOTE: It is recommended to take a picture of the
wiring connections on the main control board prior to
starting to ensure that all wires are reconnected to the
correct place on the board.
2. Disconnect all wire leading into the main control board.
It may be helpful to use pliers to disconnect the ag
connectors. Cut the cable ties as needed to remove the
wires.
3. Using pliers, pinch each of the four plastic stando󰀨s to
depress the tabs while gently lifting the main control
board to release it. (Figure 3)
4. Properly orient and install the new main control board.
5. Reconnect the wiring. Refer to the wiring diagram if
needed.
WARNING: Ensure wires do not come in contact
with moving parts by securing wires in cable ties or
electrical tape.
6. Reassemble the rebox.
Figure 3