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7

HEATER ASSEMBLY REPLACEMENT

Tools Required:

  Philips head screwdriver

Flat head screwdriver

  WARNING:

  If the fireplace was operating prior to ser-

vicing, allow at least 10 minutes for light bulbs and heating 

elements 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.
1.  Carefully remove the rocks from the front tray.
2.  Remove the fireplace assembly from the wall by care-

fully lifting it upward, releasing it from the flanges of the 

wall-mounting bracket.

3.  Carefully set the unit upright on a flat working surface.

!

 NOTE:

  If necessary, lay a protective barrier between 

the unit and your work surface, (i.e. cloth, cardboard, thick 

plastic) to avoid scratching your work surface.
4.  Remove the three screws along the back edge of the 

top of the unit and the two screws along the top of the 

side edge. (Figure 5)

5.  Gently remove the top panel, laying it on the work sur-

face so that all of the components can easily be seen. 

6.  Remove the 4 screws that secure the heater assembly 

to the back panel. (Figure 6)

7.  Disconnect the wiring connections noting their original 

locations. 

!

  NOTE:

  A flat head screwdriver can be used to gently 

pry between the end of the connector and the switch to 

release the wires.
8.  Transfer the mounting brackets from the old heater as-

sembly to the new heater assembly.

9.  Properly orient and install the new assembly and con-

nect all of the wiring.

10. Reassemble in the reverse order as above. 

Figure 5

COMPONENT ACCESS

Tools Required:

  Phillips Head Screwdriver

  WARNING:

  If the fireplace was operating prior to ser-

vicing, allow at least 10 minutes for light bulbs and heating 

elements 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.
1.  Carefully remove the rocks from the front tray.
2.  Remove the fireplace assembly from the wall by care-

fully lifting it upward, releasing it from the flanges of the 

wall-mounting bracket.

3.  Carefully set the unit upright on a flat working surface.

!

 NOTE:

  If necessary, lay a protective barrier between 

the unit and your work surface, (i.e. cloth, cardboard, thick 

plastic) to avoid scratching your work surface.
4.  Remove the three screws along the back edge of the 

top of the unit and the two screws along the top of the 

side edge.

5.  Remove the remaining 4 along the front side edge of 

the unit on both sides and the three along either side of 

the middle back of the unit. (Figure 7)

6.  Lay the unit carefully down on the back surface.
7.  From this point the entire front (sides and top) can be 

lifted off of the back exposing all of the inner compo-

nents.

ON/OFF SWITCH REPLACEMENT

Tools Required:

  Philips head screwdriver

Flat head screwdriver

  WARNING:

  If the fireplace was operating prior to ser-

vicing, allow at least 10 minutes for light bulbs and heating 

elements 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.

Figure 6

Top Panel

Summary of Contents for DWOP20BR

Page 1: ...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 00 1 NOV 13 IMPORTANT SAFETY INFORMATION Always read this manual first before attempting to service this fireplace For your safety always comply with all warnings and safety instructions contained in this manual to prevent personal injury or prop erty dam...

Page 2: ...ose the user to the risk of fire serious injury or death OPERATION 3 MAINTENANCE 4 EXPLODED PARTS DIAGRAM 5 REPLACEMENT PARTS 5 WIRING DIAGRAM 6 HEATER ASSEMBLY REPLACEMENT 7 COMPONENT ACCESS 7 ON OFF SWITCH REPLACEMENT 7 3 POSITION SWITCH REPLACEMENT 8 THERMOSTAT REPLACEMENT 8 POTENTIOMETER REPLACEMENT 8 REMOTE RECEIVER REPLACEMENT 8 POWER BOARD REPLACEMENT 9 TRANSFORMER REPLACEMENT 9 IR SENSOR R...

Page 3: ...ation of the flame effect This is normal and should not be a cause for con cern NOTE Always ensure that the appliance is fixed to the wall in a level position The manual controls for the wall mount engine are located on the bottom of the unit Figure 1 A On Off Switch Supplies power to the engine B Thermostat Control To adjust the temperature to your individual requirements turn the thermostat cont...

Page 4: ...e or more of the light bulbs have burnt out CAUTION Allow at least twenty minutes for light bulbs to cool before touching bulbs to avoid accidental burning of skin 1 Leaving the flame effect on remove the rock media tray and water tank and lift out the top cover Figure 3 2 View the lamps from a distance in front of the fire and observe which lamp needs to be changed 3 Turn the unit off and unplug ...

Page 5: ...ly 9600670100RP 10 Water Reservoir Sump 0441380100RP 11 Fan Assembly 5300300100RP 12 Fan Housing Assembly 9600540100RP 13 Fan Filter 8600300100RP 14 Transducer 3800040100RP 15 Power Cord Mod 0 A 9600385500RP Mod B 9600740100RP 16 On Off Switch 9600383500RP 17 3 Position Switch 9600383600RP 18 Transformers 9600690100RP 19 Mounting Hardware Kit 9600700100RP 20 Potentiometer 9600640100RP 21 Thermosta...

Page 6: ...6 www dimplex com WIRING DIAGRAM ...

Page 7: ...ll of the wiring 10 Reassemble in the reverse order as above Figure 5 COMPONENT ACCESS Tools Required Phillips Head Screwdriver WARNING If the fireplace was operating prior to ser vicing allow at least 10 minutes for light bulbs and heating elements to cool off to avoid accidental burning of skin WARNING Disconnect power before attempting any maintenance to reduce the risk of electric shock or dam...

Page 8: ...ements 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 1 Follow Component Access instructions before pro ceeding 2 Locate the thermostat and disconnect the wiring con nections noting their original locations Figure 8 NOTE A flat head screwdriver can be used to gently pry between the...

Page 9: ...prior to ser vicing allow at least 10 minutes for light bulbs and heating elements 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 1 Follow Component Access instructions before pro ceeding 2 Locate the transformer and disconnect the wiring con nections noting their original location...

Page 10: ... new motor and reas semble the remainder of the cassette in reverse order from the instructions above If replacing the housing remove the 3 screws attaching the base to the cassette Figure 6 8 Attach new fan housing base to the cassette 9 Transfer the filter from the old housing to the new hous ing 10 Reinstall the fan motor and reconnect the wire 11 Re assemble the remainder of the cassette in re...

Page 11: ...he ON I position but mode Switch B has not been pressed Figure 2 Press Switch B once for flame effect Figure 2 Low water level Check the water tank is full and there is water in the sump Water in unit is too cold Allow water to warm to room temperature If using distilled or reverse osmosis water unit will not produce a consistent mist Add 1 8 tsp of table salt to water reservoir to intro duce elec...

Page 12: ... the heater is initially turned on The heater is burning off any dust accumulated during manufacturing or operation Defective heater assembly Replace heater assembly Heater fan turns on but heater lacks heat Improper operation Refer to Operation Section Loose wiring Trace wiring in unit Defective heater assembly Replace heater assembly Heating element is glowing red Normal Operation Small glowing ...

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