Service Manual - Electric Fireplaces
Contents
1. 2500150200RP 5900910100RP 1015270159RP 3000350100RP 3000300200RP 3000300300RP 5901250100RP Wiring Diagram Cord Set Pana ae Main On Off DTI i6 NEUTRAL Pa pin Molex Switch o P6 Kal Gag Heater Assembly i gt PNI ki Remote Receiver a ELEMENT 1 Flicker LOGSET AND LED HARNESS Motor Log Set c THERMAL CUTOUT B K ei gien NEUTRAL MOTOR WINDING TEPPER MOTD LOWER LICHT FLAYE LOWER LICHT Light Bulb Replacement Allow at least five 5 minutes for light bulbs to cool before touching bulbs to avoid accidental burning of skin Light bulbs need to be replaced when you notice a dark section of the flame or when the clarity and detail of the log Ember Bed exterior disappears There are three 3 bulbs under the Log Set which generate the flames and embers and two 2 bulbs above the log that illuminate the log exterior Lower Light Bulb Requirements Quantity of three 3 clear chandelier or candelabra bulbs with an E 12 small socket base 60 Watt rating Example GE 60BC or Philips 60 CTC Do not exc2. a Page 12 Power Cord Replacement esas desde Pid dee wwe ewe ee be ee eee BA Page 13 Operation Electric Fireplace Manual Control The manual controls for the fireplace are located in the upper right hand corner Figure 1 interference with other units Battery Installation 1 Depress tab on the battery cover on the back of the remote transmitter and remove battery cover Figure 2 Figure 1 T oO NI Ww gt A Main On Off Switch Supplies power to the 3 position manual control switch B 3 Position Manual Control Switch Remote left position The unit is operated with the remote control Flame center position The flame effect is turned ON Flame amp Heat right position The flame effect and heater are turned ON simultaneously When the manual control is in the Flame amp Heat position the heater does not run on the remote operated thermostat NOTE When the manual control switch is in the Flame and Flame amp Heat positions the fireplace unit will not operate with the remote control C Initialization Button Used to synchronize the remote control Resetting The Temperature Cutoff Switch Should the heater overheat an automatic switch will turn the heater off and it will not come back on without being reset The temperature cutoff switch can be reset by unplugging the unit waiting five 5 minutes and plugging the unit back in amp CAUTION
3. Temperature Down to lower thermostat Press both 8 Temperature Up and 7 Temperature Down to change F to C 3 Dimmer Press the 6 Flame Heat On Off button to turn the Flame Heat on Repeatedly press the 10 Dimmer Up or 9 Dimmer Down button to decrease or increase the brightness of the upper lights 4 Flame Speed Press the 6 Flame amp Heat On Off button to turn the Flame Heat on Press the 12 Flame Speed Up button to increase the speed of the flame Press the 11 Flame Speed Down to decrease the speed of the flame 5 Sleep Timer The Sleep Timer automatically shuts off the fireplace after a preset time from 30 minutes to 8 hours Press the 6 Flame amp Heat On Off button to turn the fireplace ON To set the sleep timer press the 14 Sleep Timer Up button Set the timer from 30 minutes through 8 hours The fireplace will automatically turn off when the sleep timer reaches zero 0 minutes The sleep timer can be cancelled at any time by pressing the 13 Sleep Timer Down button repeatedly until the sleep timer displays O 6 Flame amp Heat On Off Button Press the 6 Flame amp Heat On Off button to turn the Flame Heat function ON When 2 Set Temperature is higher then 1 Room Temperature the heat will come on To turn the heat off lower the 2 Set Temperature so that it s setting is lower then the 1 Room Temperature The default temperature setting is 72 F 22 C N
4. in total Figure 8 Top Cover Baffle and Switch Mount Bracket O Screws To Remove for Top Cover L Screws to Remove for Baffle 3 per side 6 Flip the Baffle and Switch Mount Bracket over and rest it across the front half of the fireplace 7 Locate the Main On Off Switch mounted on the underside of the Baffle panel on the right side Figure 9 and disconnect the two 2 wiring clips noting their original locations Figure 9 Underside of Baffle and Switch Mount Bracket Main On Off Switch N Retainer Clips one per side 5 Depress the two 2 retainer clips on the sides of the switch and push the switch out of the bracket 6 Properly orientate the new switch and the wiring clips as before 7 Reassemble in the reverse order as above Switch Board Replacement If the fireplace was operating prior to servicing allow at least 10 minutes for light bulbs and heating element to cool off to avoid accidental burning of skin Disconnect power before attempting any maintenance or cleaning to reduce the risk of electric shock or damage to persons Replacement Procedure 1 2 a 4 o Remove the firebox from the mantel Remove front glass assembly glass lifts off CAUTION Even though the glass is safety glass it may break if bumped struck of dropped Care must be taken
5. If you need to continuously reset the heater unplug the unit and call Dimplex North America Limited at 1 888 346 7539 Please have your model and serial number ready when calling Remote Control The remote control has a range of approximately 50 feet 15 25 m it does not have to be pointed at the fireplace and can pass through most obstacles including walls It is supplied with 243 independent frequencies to prevent Figure 2 Batteries Unlocked Locked a pii NG Child Lock Tab Child Lock 2 Install two 2 AAA batteries into the remote control originally included Ensure child lock is in the unlocked position 4 Replace the battery cover NOTE When the BAT symbol is present on the remote control it is recommended to replace the batteries promptly to maintain full functionality of the remote fireplace The remote transmitter has a battery backup time of only several hours Initializing The Remote Control 1 Plug cord into 120 Volt wall outlet 2 Ensure the Main On Off switch located in the switch box on the fireplace in the upper right hand corner is in the ON position 3 Set the 3 position manual control to the Remote position left position Press and hold the Initialization Button on the unit While holding the Initialization Button press the Fla
6. Light Filter Bracket by unscrewing four 4 Philips screws as shown in Figure 5 9 Replace bulb s as needed 10 Reinstall the Light Filter Bracket and Flicker Rod 11 Reconnect the Log Set LED wire harness 12 Replace the Log Set by inserting the front edge of the fireplace and push down on the rear edge of the Ember Bed until it snaps into place Figure 6 3 Pull the front edge of the plastic Ember Bed or plastic grate up and forward until the rear tab releases from the ledge located at the bottom of the mirror IMPORTANT Only handle the Log Set by the Ember Bed NOTE Log Set fits tightly into firebox some force may Figure 6 Log Back Ember Bed Ledge H pA Rear Tab Front Edge Side Section NOTE Ensure the Log Set is installed tightly under the back ledge to prevent light leakage Upper Light Bulb Requirements Quantity of two 2 clear chandelier or candelabra bulbs with an E 12 small socket base 15 Watt rating Do not exceed 15 Watts per bulb To access the upper light bulb area Figure 4 1 Remove front glass assembly glass lifts off A CAUTION Even though the glass is safety glass it may break if bumped struck of dropped Care must be taken when handling the glass 2 Upper bulbs are located in the upper left and upper right corners of fireplace Figure 4 3 Remove the upper light cover for each bulb two 2 Philips screw
7. OTE When using the remote control the heater runs on a thermostat Press the 8 Temperature Up or 7 Temperature Down buttons to adjust the set temperature Once the desired set temperature is reached the heater will turn off The heater will cycle on and off to maintain the desired set temperature Child Lock Figure 2 1 Depress tab on the battery cover on the back of the remote transmitter and remove the battery cover Figure 5 2 Move Child Lock tab to the right to lock the remote transmitter 3 Move Child Lock tab back to the left to unlock the remote transmitter 4 Replace the battery cover NOTE To temporarily unlock the remote transmitter press in order 7 Temperature Down then 8 Temperature Up then 9 Dimmer Down When the remote transmitter s backlight is illuminated the Child Lock is bypassed When the backlight is off the Child Lock is re activated Exploded Parts Diagram Replacement Parts List DF3033ST Part Number Replacement Part 30 Urethane Log Set Flicker Motor Heater Assembly w cutout Main On Off Switch Cord Set Upper Light Harness Lower Light Harness outer pair NOaR WN gt 6905060159 0439070100RP 3000240200KIT 2000330200RP 2800070200RP 4100040300RP 2500400200RP 2500400100RP 10 11 12 13 14 Lower Light Socket center Mirror Silvered Front Glass Remote Transmitter Remote Receiver Manual Remote Switch Board Flicker Rod
8. ace to insure proper operation Cautiously bend the Flicker Rod enough so that the remaining end of the Flicker Rod clears the plastic bushing on the left Figure 11 Remove Flicker Rod replace and reassemble if Flicker Motor does not need to be changed at this point Before removing the Flicker Motor cut the Flicker Motor wires five 5 in total close to the Flicker Motor end with wire cutters Remove the rubber bushing from the motor shaft by applying needle nose pliers to the motor shaft and twist 10 10 Figure 11 Exploded view to show detail Flicker Motor Shaft and Rubber Bushing Screws to remove 2 of Flicker Rod Flicker Motor the rubber bushing off of the motor shaft Remove the motor by unscrewing the two 2 Philips screws that attach the motor to the mounting bracket Figure 11 Discard old Flicker Motor 11 11 12 Pick up new Flicker Motor and cut wire leads to 3 1 2 inch long with wire cutters Using one of the supplied wire connectors from the Replacement Part Kit place one 1 yellow wire from the new Flicker Motor and the yellow wire cut in step 9 into each terminal Secure the wire connector by crimping the 3M symbol with pliers Pull on end of wires to ensure a strong connection Repeat the process for the four 4 remaining wires ENSURE THAT ALL WIRES ARE PAIRED BY COLOUR IN EACH CONNECTOR Properly orientate and secure the replacement Flicker Motor to
9. eed 60 Watts per bulb Helpful Hints It is a good idea to replace all light bulbs at one time if they are close to the end of their rated life Group replacement will reduce the number of times you need to open the unit to replace light bulbs Care must be taken when removing the Log Set as the Log Set contains LED s and wires To access the lower light bulb area Figure 4 1 Slide fireplace out from mantel 2 Remove front glass assembly glass lifts off 4b CAUTION Even though the glass is safety glass it may break if bumped struck of dropped Care must be taken when handling the glass be necessary to remove Set Log Set in front of fireplace Disconnect the Log Set LED wire harness from unit Gently pull the Flicker Rod to the right as far as possible into the rubber bushing on the Flicker Motor shaft Figure 5 NOTE When removing the Flicker Rod damage may occur if bent excessively If the Flicker Rod is damaged replace to insure proper operation 7 Cautiously bend the Flicker Rod enough so that the remaining end of the Flicker Rod clears the plastic bushing on the left Figure 5 Figure 5 Exploded view to show detail Light Filter Flicker Motor f Bracket Shaft and rubber 4 bushing Flicker Motor p Screws to P sd i remove z N l 2 per side Blulbs 3 Flicker Rod Figure 4 Upper Bulbs Log Set Lower Bulbs Ve ag lt Front Wire Harness Glass 8 Remove the
10. l 9 Properly orientate the new Remote Control Receiver Board and re connect all of the wiring connections refer to notes taken in step 6 and Figure 12 10 Reassemble in the reverse order as above Heater Assembly Replacement If the fireplace was operating prior to servicing allow at least 10 minutes for light bulbs and heating element to cool off to avoid accidental burning of skin Disconnect power before attempting any maintenance or cleaning to reduce the risk of electric shock or damage to persons Replacement Procedure 1 Remove the firebox from the mantel 2 Remove front glass assembly glass lifts off 44 CAUTION Even though the glass is safety glass it may break if bumped struck of dropped Care must be taken when handling the glass 3 Remove the 10 Philips screws that fasten the top cover to the rest of the firebox There are two 2 screws on each side along the top edge four 4 screws on the back along the top edge and two 2 screws on the top of the fireplace see Figure 8 Page 9 4 Flip the top panel over and rest it on the top of the fireplace CAUTION Use caution when flipping top panel over as there are components attached to the top panel which are wired to the internal cavity of the fireplace Figure 13 Black wire from top terminal to Remote Board Blue wire from top terminal of element to right terminal of motor Motor Element Orange wire from bottom terminal of righ
11. m The world leader x D m p Xx in electric fireplaces Service Manual 33 Widescreen Fireplace with Full Feature Remote Model Numbers DF3033ST MOD to B Dimplex North America Limited 1367 Industrial Road e Cambridge ON Canada N1R 7G8 1 888 346 7539 www dimplex com In keeping with our policy of continuous product development we reserve the right to make changes without notice 7400210000rev01 Table Of Contents Operation see pA DAGA E NA E BA AKAAI DA KS ee ee eee PURO AUR ELA Page 3 Exploded Parts Diagram and Paris LISL paawa ph ka KA KGG ew deed dba ae Page 5 Wiring Diagram and Schematic naaa coe ee wee Re ee ee ee ee eS Page 6 Light Bulb Replacement 4 paw tiene eakece LIGAW eee ee eee eewnt eens kA Page 7 Mirror Replacement aaa RAK ene ee aye deere mee eka eee ake ae Page 7 3 Position On Off Switch Replacement 0 0000 c eee eee eee Page 7 Heater On Off Switch Replacement 0 000 cece eee ee eens Page 8 Light Dimmer ReplacOmMenivicactechwateuwd deaee vaca keke deed hh Page 8 Flame Action Control Replacement a Page 9 Flicker Motor Flicker Rod Replacement a Page 9 Thermostat Control Replacement naaa 0 0 00 eee eens Page 10 Remote Control Board Replacement cece eee ees Page 11 Log Driver Control Board Replacement 000 cece eee eens Page 11 Heater Assembly Replacement
12. me Heat ON OFF button on the remote control transmitter 6 Release the Initialization Button on the unit 7 Press the Flame Heat On Off button Heat function on to turn the Flame Frequency Interference If the fireplace does not respond properly to the remote control the remote operating frequency may have to be reset The remote control can send another frequency code to the circuit board to eliminate interference 1 Simultaneously press the Temperature Down button and the Flame Speed Down button on the remote control 2 COD will appear in place of the sleep timer digits 3 Release the Temperature Down button and the Flame Speed Down button 4 Press the Initialization Button on the unit 5 Press the button on the remote Your remote will now have a different frequency communicating with the fireplace Remote Control Functions Figure 3 Q Figure 3 C poo pa O T OG 1 Room Temperature 8 Temperature Up 2 Set Temperature 9 Dimmer Down 3 Dimmer 10 Dimmer Up 4 Flame Speed Control 11 Flame Speed Down 5 Sleep Timer 12 Flame Speed Up 6 Flame amp Heat On Off 13 Sleep Timer Down 7 Temperature Down 14 Sleep Timer Up 2 Set Temperature Press 6 Flame amp Heat On Off button to turn fireplace on Press 8 Temperature Up to raise thermostat Press 7
13. rebox to work with Use caution as the power cord is connected to internal components Figure 16 6 Using pliers squeeze the sides of the plastic wire clamp on the inside of the Access Panel and push it through the panel 7 Release clamp from power cord 8 Unscrew the two 2 wire connectors as shown in Figure 16 The power cord is now able to be fed through the access panel and set aside 9 Feed replacement power cord through opening in the access panel and secure with clamp 10 The wide blade of the power plug is designed to be live and is connected to the cord side with ridges in the rubber of the cord Use one of the wire connectors from 12 Figure 15 Screws 2 f Figure 16 Wire connectors 2 Power Cord Access Panel Wire clamp gt step 8 to connect this side of the Power Cord with the white live line from the firebox The other side of the Power Cord will have stamped writing in the rubber sheath Use the second wire connector from step 8 to connect this side of the Power Cord with the black neutral line from the firebox 11 Place cord slack back into the firebox chassis and reattach the Power Cord Access Panel with the two 2 Philips screws removed in step 3 12 Replace firebox back into mantel and plug in
14. rst and lay the bottom end gently in the bottom track of the frame 9 Swivel the clamps back into place Tighten clamps and reassemble fireplace in reverse order as described above Main On Off Switch Replacement If the fireplace was operating prior to servicing allow at least 10 minutes for light bulbs and heating element to cool off to avoid accidental burning of skin Disconnect power before attempting any maintenance or cleaning to reduce the risk of electric shock or damage to persons Main On Off Switch Replacement Procedure 1 Remove the firebox from the mantel 2 Remove front glass assembly glass lifts off amp CAUTION Even though the glass is safety glass it may break if bumped struck of dropped Care must be taken when handling the glass 3 Remove the 10 Philips screws that fasten the top cover to the rest of the firebox There are two 2 screws on each side along the top edge four 4 screws on the back along the top edge and two 2 screws on the top of the fireplace see Figure 8 Page 9 4 Flip the top panel over and rest it on the top of the fireplace across the rear half of the unit amp CAUTION Use caution when flipping top panel over as there are components attached to the top panel which are wired to the internal cavity of the fireplace 5 Referring to Figure 8 remove the three 3 Philips screws on each side of the fireplace to release the Baffle and Switch Mount Bracket six 6 screws
15. s each Unscrew bulbs counter clockwise 4 5 Insert new bulbs 6 Re install upper light bracket 7 Replace glass assembly Mirror Replacement If the fireplace was operating prior to servicing allow at least 10 minutes for light bulbs and heating element to cool off to avoid accidental burning of skin Disconnect power before attempting any maintenance or cleaning to reduce the risk of electric shock or damage to persons Replacement Procedure 1 Slide fireplace out from mantel 2 Remove front glass assembly glass lifts off CAUTION Even though the glass is safety glass it may break if bumped struck of dropped Care must be taken when handling the glass 3 Pull the front edge of the plastic Ember Bed or plastic grate up and forward until the rear tab releases from the ledge located at the bottom of the mirror IMPORTANT Only handle the Log Set by the Ember Bed NOTE Log Set fits tightly into firebox some force may be necessary to remove 4 Set Log Set in front of fireplace Disconnect the Log Set LED wire harness from unit Figure 4 Page 7 6 Loosen but do not remove the two 2 Philips screws that clamp the mirror in place and swivel down so that Figure 7 Mirror coron VS Clamp 2 the clamp clears the edge of the mirror Figure 7 7 Push the mirror out from behind to clear the frame and remove 8 Insert replacement mirror top end fi
16. t side element to left terminal of motor Blue wire from Remote Board to bottom terminal of element 5 Locate the Heater Assembly in the center of the upturned top panel Figure 13 6 Disconnect all six 6 wire connections on the Heater Assembly noting all of their original positions 6 Turn the top panel over and while supporting the Heater Assembly and panel in one hand remove the five 5 heater mounting screws noting the center screw is of a larger diameter Figure 14 Figure 14 OO OO Screws to remove 5 7 Separate the Heater Assembly from the top panel 8 Properly orientate the new Heater Assembly and re connect all of the wiring connections use Figure 13 as reference 9 Reassemble in the reverse order as above Power Cord Replacement If the fireplace was operating prior to servicing allow at least 10 minutes for light bulbs and heating element to cool off to avoid accidental burning of skin Disconnect power before attempting any maintenance or cleaning to reduce the risk of electric shock or damage to persons Replacement Procedure 1 Remove the firebox from the mantel 2 Tum unit so that the right rear corner of the fireplace is most accessible 3 Remove the two 2 Philips screws that fasten the Power Cord Access Panel to the rest of the firebox Figure 15 5 Pull the access panel away from the firebox and pull enough slack of power cord from within the fi
17. the bracket with screws removed in step 9 Replace rubber bushing on motor shaft Replace Flicker Rod Reassemble firebox in reverse order as above and replace in mantel 13 14 15 16 16 18 19 20 Remote Control Replacement Remote Control hand held transmitters require no replacement procedure however a reinitialization procedure may need to be followed Refer to Page 3 for the Remote Initialization procedure If the fireplace was operating prior to servicing allow at least 10 minutes for light bulbs and heating element to cool off to avoid accidental burning of skin Disconnect power before attempting any maintenance or cleaning to reduce the risk of electric shock or damage to persons Receiver Replacement Procedure 1 Remove the firebox from the mantel 2 Remove front glass assembly glass lifts off 4b CAUTION Even though the glass is safety glass it may break if bumped struck of dropped Care must be taken when handling the glass 3 Remove the 10 Philips screws that fasten the top cover to the rest of the firebox There are two 2 screws on each side along the top edge four 4 screws on the back along the top edge and two 2 screws on the top of the fireplace see Figure 8 Page 9 4 Flip the top panel over and rest it on the top of the fireplace 4b CAUTION Use caution when flipping top panel over as there are components attached to the top panel which are wired to the internal cavi
18. ting studs and reconnect the wire harness as before Reassemble in the reverse order as above Flicker Motor Flicker Rod Replacement If the fireplace was operating prior to servicing allow at least 10 minutes for light bulbs and heating element to cool off to avoid accidental burning of skin Disconnect power before attempting any maintenance or cleaning to reduce the risk of electric shock or damage to persons Replacement Procedure 1 Slide fireplace out from mantel gt A Remove front glass assembly glass lifts off CAUTION Even though the glass is safety glass it may break if bumped struck of dropped Care must be taken when handling the glass Pull the front edge of the plastic Ember Bed or plastic grate up and forward until the rear tab releases from the ledge located at the bottom of the mirror IMPORTANT Only handle the Log Set by the Ember Bed NOTE Log Set fits tightly into firebox some force may be necessary to remove Set Log Set in front of fireplace Disconnect the Log Set LED wire harness from unit Figure 4 Page 7 NOTE When removing the Flicker Rod damage may occur if bent excessively If the Flicker Rod is damaged replace to insure proper operation Gently pull the Flicker Rod to the right as far as possible into the rubber bushing on the Flicker Motor shaft Figure 11 NOTE When removing the Flicker Rod damage may occur if bent excessively If the Flicker Rod is damaged repl
19. ty of the fireplace 5 Locate the Remote Control Receiver on the right side of the upturned top panel Figure 12 Figure 12 Blue wire to Heater Assembly Mounting Antenna Studs 7 Wire Orange wire to Main On Off Switch ihe i l Ela D l fa rod f 7 White wire 4 ol WK to lower K section White ribbon cable to Switch Board 6 Remove the one 1 blue one 1 orange one 1 white wire leads and three 3 cable connectors from the Remote Control Receiver Board as shown in Figure 15 noting their original locations NOTE The Antenna Wire is permanently attached to the fixed daughter card of the Remote Control Receiver Board Figure 12 Do not attempt to remove 7 The Remote Control Receiver Board is fastened to the underside of the top panel by seven 7 Mounting Studs one 1 in each corner and three 3 down off center as shown in Figure 12 Either squeeze each mounting stud s clasp to release or use side cutters to cut and remove each of the Mounting Studs on the board NOTE If mounting studs are cut replacement mounting studs will need to be inserted through the top panel Replacement Mounting Studs are supplied 8 Clear both ends of each cut Mounting Stud from the control board and the top pane
20. when handling the glass Remove the 10 Philips screws that fasten the top cover to the rest of the firebox There are two 2 screws on each side along the top edge four 4 screws on the back along the top edge and two 2 screws on the top of the fireplace see Figure 8 Page 9 Flip the top panel over and rest it on the top of the fireplace across the rear half of the unit CAUTION Use caution when flipping top panel over as there are components attached to the top panel which are wired to the internal cavity of the fireplace Referring to Figure 8 remove the three 3 Philips screws on each side of the fireplace to release the Baffle and Switch Mount Bracket six 6 screws in total Flip the Baffle and Switch Mount Bracket over and rest it across the front half of the fireplace Locate the Switch Board mounted on the underside of the Baffle panel on the right side Figure 10 and disconnect the white wire harness that leads to the main circuit board The Switch Board is fastened to the underside of the Baffle and Switch Mount Bracket by two 4 mounting studs one on each side Figure 10 Squeeze both mounting stud s clasp to release and remove the Switch Board Mounting Studs one per side Figure 10 Underside of Baffle and Switch Mount Bracket Switch Board el Properly orientate the new Switch Board snap onto the moun
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