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11

TROUBLESHOOTING GUIDE

PROBLEM

CAUSE

SOLUTION

General

Circuit breaker trips or fuse 

blows when unit is turned on

Short in unit wiring.

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.

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.

Unpleasant smell when unit is 

used.

Dirty or stale water.

Clean the unit as described under maintenance.

Appearance

Fireplace does not turn on 

Manually

Improper operation

Refer to Operation Section

No incoming voltage from the electrical 

wall socket

Check Fuse/Breaker Panel

Defective 3 Position Switch

Replace 3 Position switch

Fireplace does not turn on with 

the Remote Control

Improper operation

Refer to Operation Section

The batteries in the remote control are 

dead.

Install new battery into the remote control  

Defective remote control

Replace Remote Control

Defective remote control receiver

Replace remote control receive

Defective IR sensor

Replace IR sensor

The flame effect will not start

Switch A is in the ‘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 electrolytes, only repeat when mist is not being 

produced correctly

Check that the fan is operating correctly

Replace fan assembly
Ensure that the air filter is clean and dry

Cord is located over emitter on transducer Relocate cord so that mist is free to rise off of trans-

ducer.

Defective Transducer

Replace Transducer

The flame effect is too low.

Flame effect control knob is set too low.
(Figure 2)

Increase level of flame by turning Control knob C to 

the left slowly. (Figure 2)

The flame effect has too much 

smoke.

Flame effect setting is too high. 

Turn the flame effect Control knob “C” to the right until 

it is at minimum and slowly turn to the left, about ¼ a 

turn, at a time. Give the flame generator some time to 

adjust before increasing. (Figure 2)

Mist is not coming out and the 

red light by the transducer is 

not on

The cord from the power board is not 

working

Ensure that the cord is not pinched.
Ensure that the cord is fully inserted into the connec-

tion on the power board.

Mist is coming out fast

Filter is missing off of Fan Housing

Replace Fan Filter

Mist does not appear to be com-

ing out evenly

Unit is not level

Level unit

Media is blocking air flow

Rearrange media

A light bulb is burnt out

Replace light bulb

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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