DFOP25 25" OptiMyst Firebox Service Manual
Contents
1. d WARNING Procedures and techniques which if not carefully followed will expose the user to the risk of fire serious injury or death 2 www dimplex com OPERATION Manual Controls The manual controls are located behind the drawer Figure Figure 1 LN J Pai wy Cm SJ A o G5 B Switch A Controls the electricity supply to the fireplace NOTE This switch must be in the ON I position for the fireplace to operate with or without heat Switch B Controls the function of the fireplace 1 Press once to the right to turn on flame effect This will be indicated by one beep NOTE Although the main lights operate immediately it will take a further 30 seconds before the flame effect starts 2 Press second time to the right to give flame effect and half heat This will be indicated by two beeps 3 Press third time to the right to give flame effect and full heat This will be indicated by three beeps 4 Press fourth time to the right to return to flame effect only This will be indicated by one beep 5 Press once to the left to turn the flame and heat functions off This will be indicated by one beep Control Knob C Controls the intensity of the flame effect Turning the control knob clockwise increases the flame effect turning the control knob counter clockwise will decrease the flame effect NOTE When the water tank is empty the main lamps2. 3 on the right side 1 on the back side of this top panel 4 From underneath the heater assembly mounting panel remove the 4 screws that secure the heater assembly to the rest of the fireplace 5 Disconnect the wires attached to the heater assembly elements and blower motor noting their original location and reconnect onto the new heater assembly 6 Lift the old assembly out of the top heater housing 7 Line up the new heater assembly and secure with the 4 original screws from underneath 8 Re attach the 7 screws to the top panel Jaa OO _ 4 Q0Q l 9 ASSEMBLY PART PICTURES View of DFOP25 lower assembly Drawer is open la I ca 9 a Log Set Sump Pump us Be CETO ome Manual Controls g gt anen Water Reservoir Drawer Front mui La is 7 r LE Logs Sump Assembly and Water Reservoir Removed Flame Effect Fan amp Air Filter Encased in housing Halogen Lamps Sump Assembly Mounting Bracket Transformers Sump Power Cord Power Cord disconnected 25 RLU a RNA CP PRAGA erminal Blocks N ALS VASO Voltage Step Down Circuit Board Remote Control Receiver Flame Effect Control Potentiometer 3 Stage Manual Control A Switch c Main Power Switch 10 www dimplex com Terminal Block and Power Cord Connection Disconnect cord to remove lower assembly y o o m z N m G un i c r r m paad m N o o gt A gt
3. 4 www dimplex com Cleaning d WARNING Disconnect power before attempting any maintenance or cleaning to reduce the risk of fire electric shock or damage to persons We recommend cleaning the following components once every 2 weeks particularly in hard water areas e Water Tank Sump and Seal e Sump lid e Tank cap and seal e Air filter For general cleaning use a soft clean duster never use abrasive cleaners To remove any accumulation of dust or fluff the soft brush attachment of a vacuum cleaner should occasionally be used to clean the heat outlet grill of the fan fireplace Water tank 1 Remove water tank as described earlier put into sink and empty water 2 Using the supplied brush gently rub the inside surfaces of the cap paying particular attention to the rubber ring Figure 8 in the outer groove and the centre rubber seal Figure 7 3 Put a small quantity of liquid dish soap into the tank refit the cap and shake well rinse out until all traces of dish soap are gone 4 Refill with tap water with a maximum hardness of 10 dH only replace the cap NOTE Do not over tighten 5 Do not use a decalcifier when cleaning the appliance This may shorten the lifetime of the smoke unit Sump 1 Press Switch A to the OFF 0 position Figure 9 2 Gently pull the drawer out as far as possible Figure 3 3 Remove the water tank by lifting upwards 4 Disconnect the electrical connector located o
4. er just enough to clear the hidden mounting brackets located beneath the logs Slide this entire lower as sembly forward a few inches Disconnect the 3 wires from the white power cord connected to the terminal block on the left side See Assembly Part Pictures NOTE Be sure to take note of the original position of the wires on the terminal block 7 Once these wires are disconnected continue to slide this bottom assembly forward and rest it just in front of the fireplace chassis NOTE With this bottom drawer removed you can now access all parts with the exception of the heater assembly which is located on the top panel of the fireplace 8 Identify the part to be replaced and how they are se cured The left side of the drawer has e 2 transformers Philips head screws e 3 terminal blocks Philips head screws e Power Cord Philips head screws The right side of the drawer has Remote control receiver power board Plastic mounting tabs e Stepper board Plastic Mounting tabs e Main on off switch integral mounting tabs squeeze to release 3 stage selector switch integral mounting tabs squeeze to release Flame intensity controller to remove pull the knob off the potentiometer shaft then using a pair of needle nose pliers turn the jam nut counter clockwise through the opening around the shaft LED Log set Wire harness plugged into the Re mote Control Receiver to remove unplug from the rem
5. w n gt m A gt t INA n Aa lt lt x waozt av 3 A0TT DV 1111 223353 asili n PI N cass G EFEFEF E S2533 m 222235 gt 58235 sis 32 seca 36 Transformers a saatsi SR SA I e UL EN ge Terminal Blocks 23 a 5 aa ra no ad es 22 a SE Fs EC A g z wn o z gt m 7 gt Mounted on the inside of the heater housing under the top panel 11 Voltage Step Down Circuit Board Lal m _ gt T 2 Pes 12 www dimplex com TROUBLESHOOTING GUIDE PROBLEM CAUSE SOLUTION Circuit breaker trips or fuse Short In unit wiring blows when unit is turned on 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 Unit is drawing close to circuit current Move the unit to another outlet or install unit on a dedi is on rating 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 Dirty or stale water Clean the unit as described under maintenance used Using unfiltered tap water Use tap water with a maximum hardness of 10 dH only The flame effect will not star
6. 4 Leave the appliance for 20 minutes to allow the lamps outwards to cool down before removing them 4 Place the water tank in sink and remove cap counter 5 Remove the water tank by lifting upwards and place in clockwise to open a sink 5 Fill tank with filtered tap water with a maximum 6 Remove the sump as described in the Cleaning hardness of 10 dH only This is necessary to prolong Section the life of the flame and smoke producing unit In situations or areas with higher water hardness the 7 Remove the defective lamp by gently lifting verticall ae Ul di I water should be filtered through a water filtering and disengaging the pins from the lamp holder Figure 4 and 5 Replace with a Mystic original 12V 50W system p Gu5 3 base 8 beam angle colored lamp Purchase NOTE Do not use a decalcifier the lamps from your local supplier 6 Screw the cap back on 8 Carefully insert the two pins of the new lamp into the NOTE Do not over tighten two holes in the lamp holder Push firmly in place 7 Figure 4 and 5 9 Replace the sump and water tank and carefully close 8 the drawer Return the tank to the sump with the tank cap facing down and the flat side of the tank facing outward Press Switch B once to turn on flame effect See manual control section Figure 2 10 Switch on 9 Press Switch A to ON I position Figure 2 10 Gently push the drawer back in as far as it will go Je
7. 2 Install 2 AAA batteries into the remote control 3 Replace the battery cover Discard Leaky Batteries Dispose of batteries in the proper manner according to provincial or state regulations Any battery may leak electrolyte if Mixed with a different battery type If inserted incorrectly e If all the batteries are not replaced at the same time e f disposed of in a fireplace e Or if an attempt is made to charge a battery not intended to be recharged Thermal Safety Cut out A thermal safety cut out is incorporated in the fan heater to prevent damage due to overheating This can happen if the heat outlet is restricted in any way If the cut out trips unplug the fireplace from the socket outlet and allow approximately 10 minutes before reconnecting Before switching the fireplace back on remove any obstruction that may be restricting the heat outlet then continue normal operation If you need to continuously reset the heater or require after sales service disconnect power and contact Technical Services at www dimplex com or call 1 888 DIMPLEX 1 888 346 7539 Tips for using your appliance 1 Only pull out the drawer when its time to refill the water tank or change a lamp otherwise it may lead to excess water in the sump and reduced flame effect If this happens empty the water from the sump as instructed under Maintenance 2 With the flame setting on minimum the unit will use approximatel
8. Maintenance Filling the water tank m Check the plug is connected to wall socket correctly Switch A Figure 2 is in the ON position Press switch B Fig 2 until you can hear one beep only for flame effect 13 PROBLEM CAUSE SOLUTION Heater AAA Defective remote control receiver Replace remote control receiver Heater is turning off after a Build up of dirt dust in heater assembly Ensure that exterior intake louvers and firebox cavity couple of minutes of operation are free of dirt dust Defective Heater Assembly Replace Heater Assembly Heater emits an odor Normal Operation Normal operation is when the heater emits an odor for a brief period after the heater is initially turned on The heater is burning off any dust accumulated during manufacturing or operation Heating element is glowing red Normal Operation Small glowing sections of the element are considered normal Defective heater assembly If larger glowing sections are causing the heater to trip the thermal cutout unplug unit discontinue use and replace heater assembly Defective momentary switch Replace momentary switch Defective heater assembly Replace heater assembly Excessive noise with the heater Dirty heater assembly Ensure that exterior intake louvers and firebox cavity on are free of dirt dust Defective heater assembly Replace heater assembly SS 4 14 www dimplex com
9. Replacement Door Magnet Kit 9600490100RP 10 Momentary Switch 9600383600RP N 7 WIRING DIAGRAM 8 www dimplex com LOWER ASSEMBLY ACCESS Tools Required Philips head screwdriver Needle nose pliers 4 WARNING If the fireplace was operating prior to ser vicing allow at least 20 minutes for light bulbs and heating elements to cool off to avoid accidental burning of skin 44 WARNING Disconnect power before attempting any maintenance to reduce the risk of electric shock or damage to persons NOTE For replacing the Heater Assembly or the Sump Pump Assembly please skip this section and go to the corresponding pages for these parts For all other parts please proceed with the following instruc tions 1 Remove the firebox out of the cabinet or wall frame that surrounds the unit 2 Disconnect power before attempting any maintenance e Unplug the fireplace from the outlet Or turn the breaker off at the electrical panel 3 Remove the 4 screws from the rear middle panel There is an upper middle and lower panel on the back of the fireplace 4 Remove the 2 screws on the front lower corners 1 on the left and 1 on the right side behind the drawer 5 Remove the 2 screws 1 left and 1 right rear corner of the LED log set These screws are inserted directly into the rubberized material that forms the logs 6 Lift the backside of the lower assembly logs and draw
10. X Dimplex Better solutions through innovation Service Manual Model Number DFOP25 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 property damage Dimplex North America Limited REV PCN DATE 1367 Industrial Road e Cambridge ON Canada N1R 7G8 00 s 18 AUG 11 1 888 346 7539 e www dimplex com 01 _ 4 APR 14 In keeping with our policy of continuous product development we reserve the right to make changes without notice 2014 Dimplex North America Limited 7400400000R01 TABLE OF CONTENTS OPERATION ose bute hes iii 3 MAINTENANCE 4 EXPLODED PARTS DIAGRAM 7 WIRINGDIAGRAM n 8 LOWERASSEMBLYACCESS 9 HEATER ASSEMBLY REPLACEMENT 9 ASSEMBLYPARTPICTURES 10 TROUBLESHOOTING GUIDE 13 Always use a qualified technician or service agency to repair this fireplace NOTE Procedures and techniques that are considered important enough to emphasize A CAUTION Procedures and techniques which if not carefully followed will result in damage to the equipment
11. and dry with a cloth towel before returning 7 Replace the filter combination making sure that the course black filter is in contact with the plastic holder Figure 16 8 Replace the tank 9 Press Switch A to the ON position Figure 2 10 Close the drawer completely Figure 16 6 www dimplex com EXPLODED PARTS DIAGRAM TAB SWITCH FOR LOCKIN THE SUMP ASSY Replacement Parts List Replacement Part 1 Remote Control 9600385600RP 11 Potentiometer 9600383700RP 2 Remote Control Receiver 9600384000RP 12 Cleaning Brush 9600384100RP 3 Heater Assembly 9600384800RP 13 Power Supply 9600384500RP 4 Sump Pump Assembly 9600385000RP 14 Control Knob 9600384900RP 5 LidAssembly 9600383900RP 15 Sump Locator Assembly 9600385100RP 6 Transformers 2 in each unit 9600384700RP 16 Lamp Holder Assembly 9600385200RP 7 Halogen Lamps carton of 5 9600384300RP 17 Mist Nozzle Assembly 9600385300RP 8 Power Cord 9600385500RP 18 9 Way Connector Plug amp Cord 9600385400RP 9 On Off Switch 9600383500RP 19
12. go out See instructions under Maintenance Filling the water tank When this procedure is complete the main lamps will illuminate but it will take 30 seconds before the flame effect return REMOTE CONTROL OPERATION On the control panel Switch A Figure 1 must be in the ON I position in order for the remote control to operate There are 3 buttons on the remote control Figure 2 NOTE To operate correctly the remote control must be pointed towards the front ember bed The remote control functions are as follows 1 Press A button once to turn on flame effect only This will be indicated by one beep 2 With flame effect in operation press C button to turn on Half heat This will be indicated by two beeps 3 Press the C button a second time to turn on Full heat with flame effect This will be indicated by three beeps 4 Press the A button to return to flame effect only Heat Off 5 Press the B button to turn off the flame and heat functions This will be indicated by one beep NOTE Pressing the C button once when all functions are off both the flame effect and low heat will come on simultaneously There will be two beeps NOTE Flame intensity is adjusted by using the manual control C on Figure 2 This can not be adjusted by the remote control Battery Information 1 Unclip the battery cover on the back of the remote control See Figure 2
13. n the left side of the sump by first loosening the two retaining screws and gently withdrawing the connector Figure 6 5 Release the lower sump locking tabs by turning 90 this allows the sump to be lifted completely from its location Figure 7 Figure 10 6 Gently lift up the sump assembly taking care to keep level so as not to spill any water Sit the assembly in the sink Figure 8 7 Release the two upper sump locking tabs by turning 90 then lift off the sump lid Figure 9 8 Carefully tilt as shown so that the liquid drains out of the sump Figure 10 9 Put a small amount of washing up liquid into the sump and using the supplied brush gently clean all surfaces including the metal disc and the rubber seal located in the top grooved surface NOTE Do not remove the rubber seals Figure 11 and 12 Figure 11 10 When cleaned thoroughly rinse the sump with clean water and flush out thoroughly with water Figure 13 and 14 ETA 11 Clean the outlet surface of the sump lid with the brush 12 Reverse the above steps to reassemble Air Filter 1 Gently pull the drawer out as far as possible Figure 3 2 Press Switch A to the OFF O position Figure 2 3 Remove the tank and place in a sink with the cap facing upwards 4 Gently slide upwards the air filter plastic holder Figure 15 5 Remove the filter combination from the plastic holder o Gently rinse with water in the sink
14. ote control receiver and remove 5 screws 1 x4 on each corner and 1 on the front right side approximately 3 inches to the left of the corner screw Inside the drawer has Halogen Light Assemblies e Sump Pump Assembly e Water Reservoir Mist Effect Fan Air Filter NOTE For removal of components inside of drawer please see Operation section of this manual 9 Remove the wires from the part to be replaced noting their original location 10 Release the mounting hardware securing the part and remove it from it s location 11 Secure the new part into the same location as the Original part 12 Reconnect the wires according to their original location configuration 13 Re assemble in reverse order as above HEATER ASSEMBLY REPLACEMENT TOOLS REQUIRED Philip s head screwdriver d WARNING If the fireplace was operating prior to ser vicing allow at least 20 minutes for light bulbs and heating elements to cool off to avoid accidental burning of skin 44 WARNING Disconnect power before attempting any maintenance to reduce the risk of electric shock or damage to persons 1 Remove the firebox out of the cabinet or wall frame that surrounds the unit 2 Disconnect power before attempting any maintenance e Unplug the fireplace from the outlet Or turn the breaker off at the electrical panel 3 Remove the 7 screws which secure the top panel to the fireplace from the exterior 3 on the left side
15. t Main plug is not plugged in Check plug is connected to wall socket correctly Switch A is in the ON I position but Press Switch B once for flame effect Figure 2 mode Switch B has not been pressed Figure 2 Low water level Check the water tank is full and there is water in the sump Low voltage connector not connected _ that the connector is inserted correctly Figure properly Figure 6 The flame effect is too low Flame effect control knob is set too low a level of flame by turning Control knob C to Figure 2 the left slowly Figure 2 The water in the sump may be too high If water level in the sump is more than 40mm the due to the drawer being opened and sump should be removed and emptied in the sink closed a number of times water tank re moved a number of times or the fireplace has been moved Metal Disc at the base of Sump might be dirty Figure 11 The flame effect has too much Flame effect setting is too high Turn the flame effect Control knob C to the right until smoke it is at minimum and slowly turn to the left about a turn at a time Give the flame generator some time to adjust before increasing Figure 2 Clean Metal Discs with soft brush supplied Figure 13 See Maintenance for a step by step procedure Main lamps are not working and There is no water in the tank there are no flames or smoke but heater is still functioning Follow instructions under
16. y 40ml of water per hour and will last 3 times as long than when it is at maximum flame setting 3 Do not tilt or move the fireplace while there is water in the tank or sump 4 Make sure that the fireplace is on a level floor 5 The flame control knob C Fig 2 may be turned up or down to give a more realistic effect 6 Sometimes the flames appear more real when the flame control knob is turned down 7 Give the flame generator some time to react to changes you may make on the flame control knob MAINTENANCE d WARNING Disconnect power before attempting any maintenance or cleaning to reduce the risk of fire electric shock or damage to persons Changing Lights Lamps If a large amount of the smoke appears grey or colorless it may be that one or more lamps have failed Filling the Water Tank You can check for lamp failure as follows NOTE When the water tank is empty flame and 1 Leaving the flame effect on open the drawer fully smoke effect shuts off and you will hear 2 audible beeps gently pull the drawer fully out by the tab Figure 3 Follow these steps to refill 2 View the lamps from a distance in front of the fireplace 1 Press Switch A to 0 Figure 2 and observe which lamp needs to be changed 2 Pull out the drawer as far as possible by the tab 3 Put Switch A in the OFF position and unplug the Figure 3 fireplace from the mains 3 Remove the water tank by lifting upwards and
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