Dimplex DF2305 User manual

Service Manual
23” Compact Fireplace
Model Number:
DF2305
DF2307SS
DFB4047
DFB2306
DFS2308
UL Part Number
6901740000
7400080000R02
In keeping with our policy of continuous product development, we reserve the right to make changes without notice.
© 2011 Dimplex North America Limited
Dimplex North America Limited
1367 Industrial Road Cambridge ON Canada N1R 7G8
1-888-346-7539 www.dimplex.com
REV PCN DATE
02 - 5-DEC-11
IMPORTANT SAFETY INFORMATION

manual to prevent personal injury or property damage.






2 www.dimplex.com

!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

Operation............................................................3
Maintenance.........................................................4
ExplodedPartsDiagram................................................5
ReplacementParts....................................................5
Wiring Diagram .......................................................6
LightHarnessReplacement .............................................7
 .............................7
ThermostatReplacement ...............................................7
 ..........................................8
Heater Assembly Replacement ...........................................8
RemoteControlReceiverReplacement....................................8
Power Cord Replacement ...............................................8
 .................................9
TroubleshootingGuide ................................................10
TABLE OF CONTENTS

3
Remote Control

control. This remote control has a range of approximately
50 feet (15.25 m), it does not have to be pointed at the

walls). It is supplied with one of hundreds of independent
frequencies to prevent interference with other units.
!NOTE: 
remote, pull the plastic insulator strip out from between



!NOTE
set to the remote control setting.
Remote Control Initialization/Reprogramming
If the hand held transmitter or receiver board has been
replaced, follow these steps to initialize the transmitter and
receiver:
Place the1. 
(“O”) position.
2.
II”).
Within3. 10 seconds of changing the switch position,
press the ON button located on the remote control

This will synchronize the remote control and the remote
control receiver.
!NOTE: You will have only 10 seconds to perform this

needing to be followed again.
Battery Replacement
To replace the battery:
1.
2).
Install one (1) 12-Volt (A23) battery in the battery2.
holder.
Close the battery cover3.

Check with your Local Authority or Retailer for
recycling advice in your area.
OPERATION

The power switch has two (2) On positions marked with “ I
” and “ II ”. The “ I” position is for manual operation. In this
position the built-in remote control is bypassed.
The “ II ” position is for operating the unit with the provided
remote control. When in “ II ” position the unit is operated

When the switch is in the center (“ O”) position the unit is
off.


heater element. When the switch is in the On position the
heater operates if the thermostat calls for heat.

To adjust the temperature to your individual requirements,
turn the thermostat control clockwise all the way to turn
on the heater. When the room reaches the desired
temperature, turn the thermostat knob counter clockwise
until you hear a click. Leave in this position to maintain the

clockwise until you hear the click again and the heater will
turn on.

The heating assembly is protected with a safety device

overheat, an automatic cut out will turn the heater off and it
will not come back on without being reset. It can be reset

(5) minutes before switching the unit back on.
CAUTION:If the unit continuously cuts out, unplug the
unit and call customer service at 1-800-DIMPLEX.
!NOTE: The heating elements may emit a slight,

condition caused by initial heating of internal heater parts
and will not occur again.
Figure 2

On


Cover
Plastic

Figure 1
ABC

4 www.dimplex.com
MAINTENANCE
WARNING: Disconnect power before attempting any

electric shock or damage to persons.
Light Bulb Replacement
CAUTION: Allow at least 10 minutes for light bulbs and
heater assmebly to cool off before touching bulbs to avoid
accidental burning of skin.
Light bulbs need to be replaced when you notice a dark


Approximate time: 15 minutes to change the light bulbs.
Light Bulb Requirements
Quantity of two (2) clear chandelier or candelabra bulbs with
an E-12 (small) socket base, 60 Watt rating. Example: GE

Required tools: Phillips screw driver.
Remove the front glass by removing the two (2) outer1.

Remove the log grate by removing the two (2)2.

3.
4.
approximately one (1) inch.
Examine the bulb(s) to determine which bulb(s) require5.
replacement.
Unscrew the bulbs counter clockwise.6.
Insert new bulbs.7.
8.
Replace the log set into the insert.9.
Reinstall the log grate.10.
Reinstall the front glass.11.
Glass Cleaning
The glass is cleaned in the factory during the assembly
operation. During shipment, installation, handling, etc., the
clear door may collect dust particles, these can be removed
by dusting lightly with a clean dry cloth.

be cleaned with a damp cloth. The clear door 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 clear door surface.
Fireplace Surface Cleaning
Use warm water only to clean painted surfaces. Do not use
abrasive cleaners on glass surface or spray liquids directly
onto any surface.
Unit Storage

with the power cord properly secured.
Figure 4
Figure 5
Log set
Light
Assembly
Light bulbs
Log grate

Glass
Glass
Clips
Figure 3
Glass clip
and outer screw

5
EXPLODED PARTS DIAGRAM
6
18
2
3
4
5
22
10
13
7
12
15
11
1
16
14
REPLACEMENT PARTS
1. ................10438200700RP
2. .....................2000220100RP
Heater Assembly (with cutout)3. . . . . . . .2200490800RP
Thermostat4. . . . . . . . . . . . . . . . . . . . . . 2300150100RP*
Cutout5. ..........................2300270100RP
6. . . . . . . . . . . . . . . . . . . . .2800070200RP
Capacitor7. ........................3200030100RP
8. ....................4000070100RP
Power Cord9. ......................4100090104RP
Lampholder with leads10. . . . . . . . . . . . . .4200121000RP
11. ......................5900340100RP
12. . . . . . . . . . . .5900350100RP
13. ......................5900380100RP
Remote Control14. ...................3000370500RP
Remote Control Receiver15. . . . . . . . . . . .3000380200RP
Control Knob16. .....................8800000300RP
17. ..........8800090100RP
18. ..................2800071100RP
DF2305 Trim Parts
19. .................1010660159RP
20. . . . . . . . . . . . . . . .1010660259RP
Top Trim21. .....................1010670159RP
Control Cover22. .................1010620159RP
DF2307SS (Stainless Steel) Trim Parts
 . . . . . . . . . . . . . . . .1010660380RP
 . . . . . . . . . . . . . . .1010660480RP
21. Top Trim.....................1010670280RP
22. Control Cover . . . . . . . . . . . . . . . .1010620280RP
23. DFB2306 Trim Parts. . . . . . . . . . . . . . 9600440159RP
23. DFS2308 (Stainless Steel) Trim . . . . 9600440180RP
DFB4047  . . . . . . . . . . 6900080100RP
22. Control Cover . . . . . . . . . . . .1010620159RP
20
21
19
23

6 www.dimplex.com
WIRING DIAGRAM

MOD 0 - No Remote

7

Tools Required:
CAUTION: If unit was operating prior to servicing allow
at least 10 minutes for lights, heating elements and top
panel to cool off to avoid accidental burning of skin.
WARNING: Disconnect power before attempting any
maintenance to reduce the risk of electric shock or damage
to persons.
Open the front control cover.1.
Remove front glass by removing the 2 outer screws2.

Remove the log grate by removing the 4 mounting3.

Remove the log set by lifting straight up.4.
5.
Remove the light bulbs. Hold the socket while un-6.
screwing the old bulb.
Remove the screws at the back holding the light sock-7.

Pull the light sockets out towards the front of the unit.8.
Disconnect the socket wires from the terminal block9.
noting the original locations.
Install the new light sockets, securing them with the10.
removed screws at the back of the assembly.
Reinstall the wires into the original locations.11.
Hold the socket while screwing in the new bulb.12.
Reassemble in the reverse order as above.13.


Tools Required:

CAUTION: If unit was operating prior to servicing allow
at least 10 minutes for lights, heating elements and top
panel to cool off to avoid accidental burning of skin.
WARNING: Disconnect power before attempting any
maintenance to reduce the risk of electric shock or damage
to persons.
Open the front control cover.1.
Figure 6
Figure 7
Remove front glass by removing the 2 outer screws2.

Remove the log grate by removing the 4 mounting3.

Remove the log set by lifting straight up.4.
Lay the insert on its back and remove the 2 screws5.
securing the switch control cover, which are located on
the bottom of the insert.
Locate the switch to be replaced and disconnect the6.
wiring clips and connections noting their original loca-

!NOTE:
pry between the end of the connector and the switch to
release the wires.
Depress the retainer clips on the rear of the switch and7.
push the switch out of the rear of the cover.
Reassemble in the reverse order as above.8.

Tools Required:

CAUTION: If unit was operating prior to servicing allow
at least 10 minutes for lights, heating elements and top
panel to cool off to avoid accidental burning of skin.
WARNING: Disconnect power before attempting any
maintenance to reduce the risk of electric shock or damage
to persons.
Open the front control cover.1.
Remove front glass by removing the 2 outer screws2.

Remove the log grate by removing the 4 mounting3.

Remove the log set by lifting straight up.4.
Lay the insert on its back and remove the 2 screws5.
securing the switch control cover, which are located on
the bottom of the insert.
Locate the thermostat control and disconnect the wiring6.
clips and connections noting their original locations.


8 www.dimplex.com
!NOTE:
pry between the end of the connector and the switch to
release the wires.
Remove the thermostat control knob by pulling straight7.
out.
Remove the 2 mounting screws and replace the old8.
thermostat with the new one.
Reassemble in the reverse order as above.9.
FLICKER ROD/MOTOR REPLACEMENT
Tools Required:

CAUTION: If unit was operating prior to servicing allow
at least 10 minutes for lights, heating elements and top
panel to cool off to avoid accidental burning of skin.
WARNING: Disconnect power before attempting any
maintenance to reduce the risk of electric shock or damage
to persons.
Open the front control cover.1.
Remove front glass by removing the 2 outer screws2.

Remove the log grate by removing the 4 mounting3.

Remove the log set by lifting straight up.4.
5.
being careful not to damage any of the wiring.

-6.
ing the end of the rod to the left and separating it from
the rubber sleeve.
Remove the rubber sleeve from the motor shaft.7.
8.
block, noting their original locations
Remove the 2 motor mounting screws and remove the9.

10.
Reassemble in the reverse order as above11.

Tools Required:
CAUTION: If unit was operating prior to servicing allow
at least 10 minutes for lights, heating elements and top
panel to cool off to avoid accidental burning of skin.
WARNING: Disconnect power before attempting any
maintenance to reduce the risk of electric shock or damage
to persons.
Remove the 4 retaining screws and lift the top cover off1.
of the insert being careful not to damage the wiring.
Remove the 4 heater mounting screws from the top of2.
the top cover to separate the heater assembly.
Remove the 2 heater mounting brackets from the3.
heater assembly.
Disconnect the 2 heater switch leads from the heater4.
noting their original locations.
Disconnect the thermal cut-out wire from the wire nut.5.
Reassemble in the reverse order as above, with the6.
new component.
REMOTE CONTROL RECEIVER
REPLACEMENT
Tools Required:

CAUTION: If unit was operating prior to servicing allow
at least 10 minutes for lights, heating elements and top
panel to cool off to avoid accidental burning of skin.
WARNING: Disconnect power before attempting any
maintenance to reduce the risk of electric shock or damage
to persons.
Remove the 4 retaining screws and lift the top cover1.
off of the insert being careful not to damage the wiring.

Disconnect the wire connections from the circuit board2.
noting their original locations.
!NOTE:-
tly pry between the end of the connector and the receiver
board to release the wires.
3.
on the circuit board by grasping with pliers and twisting
on the protruding part of the stud, push the remainder
of the studs out through the top panel.
!NOTE: New mounting studs are supplied with the
replacement circuit board.
Properly orient the new circuit board and reconnect all4.
of the wiring connections.
POWER CORD REPLACEMENT
Tools Required:
CAUTION: If unit was operating prior to servicing allow
Figure 8

9
at least 10 minutes for lights, heating elements and top
panel to cool off to avoid accidental burning of skin.
WARNING: Disconnect power before attempting any
maintenance to reduce the risk of electric shock or damage
to persons.
Open the front control cover.1.
Remove front glass by removing the 2 outer screws2.

Remove the log grate by removing the 4 mounting3.

Remove the log set by lifting straight up.4.
Lay the insert on its back and remove the 2 screws5.
securing the switch control cover, which are located on
the bottom of the insert.
Disconnect the power cord wires from the terminal6.

With needle nose pliers grasp the power cord strain re-7.
lief grommet from inside the rear panel and push while
twisting to remove.
Pull the power cord out through the hole in the rear8.
cover.
Install the new cord set through the hole in the rear9.
cover by placing the strain relief over the cord, hold the
strain relief with pliers and slide into mounting hole.
Connect all of the wiring connections in their original10.
locations on the terminal block.
Reassemble in the reverse order as above.11.
CAPACITOR AND TERMINAL BLOCK
REPLACEMENT
Tools Required:
CAUTION: If unit was operating prior to servicing allow
at least 10 minutes for lights, heating elements and top
panel to cool off to avoid accidental burning of skin.
WARNING: Disconnect power before attempting any
maintenance to reduce the risk of electric shock or damage
to persons.
Open the front control cover.1.
Remove front glass by removing the 2 outer screws2.

Remove the log grate by removing the 4 mounting3.

Remove the log set by lifting straight up.4.
5.
being careful not to damage any of the wiring.
Remove the terminal block cover by removing the 26.
retaining screws.
Disconnect the wiring from the terminal block noting7.
their original locations.
Disconnect the capacitor from the terminal block.8.
Remove the terminal bloc from the light assembly.9.
Reassemble in the reverse order as above10.
Figure 9
Figure 10
Figure 11

10 www.dimplex.com
  
General
Circuit breaker trips or fuse
blows when unit is turned on
 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 turns on or off by itself Remote Control has a similar frequency
to other remotes in the area.
Replace Remote Control. Initialize to Remote Control
Receiver
Radio frequency disturbance from out-
side sources.
Replace Remote Control and Remote Control Re-
ceiver where necessary. Initialize to Remote Control
and Receiver
Defective Remote Control Receiver Replace Remote Control Receiver. Initialize to Re-
mote Control and Receiver
Lights dim in room while the unit
is on
Unit is drawing close to circuit current
rating
Move the unit to another outlet or install unit on a dedi-
cated 15 amp circuit
Power cord gets warm Normal operation The power cord may get slightly warm to the touch
when the heater is on
Defective power cord Replace power cord if cord gets hot to the touch.
Appearance
-
ally
Improper operation 
No incoming power from the electrical
wall socket

Defective 3-Position switch Replace 3-Position switch
Defective Remote Control Receiver Replace Remote Control Receiver. Initialize to Remote
Control and Receiver.

the Remote Control
Improper operation 
 Initialize the Remote Control
Remote Control not working Install new battery into the Remote Control. Initalize
remote control, if necessary
Replace remote control receiver or remote control
where necessary. Initialize to Remote Control Re-
ceiver
Loose wiring Check wiring connections
  
Loose wiring Check wiring connections

visible
 Replace light bulbs
Loose wiring Check wiring connections
Defective Light Harness Replace Light Harness
Log set dim, not glowing  Replace light bulbs
  
Light leaking around the log set Log set not positioned properly 
