Dimplex SWM3520 Winslow Linear Electric Fireplace Installation Guide

Dimplex SWM3520 Winslow Linear Electric Fireplace

Specifications

• Models: SWM3520, SWM4220, SWM4820
• Main Control Board: MOD A+
• Remote Control: IR
• Features: Flame LEDs, Colour LEDs, Heater Assembly, TouchPad, IR Receiver
• Includes: Wall Mounting Hardware, Power Cord, Log Set

Preparing for Service

Required

• Disconnect power before any maintenance or cleaning.
• Allow heating elements to cool off for at least 10 minutes.

Recommended

• Have a friend assist with heavy components like the glass panel.

1. Unplug the unit from the power source.
2. Remove the screws securing the glass and carefully remove it.
3. Take out logs, rocks, or glass chunks.
4. If wall-mounted, detach the wall mounting bracket.
5. For MOD 0 units, remove stand and heat deflector; for MOD A units, feet can stay on.
6. Place fireplace on a work surface.
7. Unscrew and set aside the back panel.
8. Remove screws from the side panel.

Main Control Board Replacement

Required:

• Follow Preparing for Service steps.
• Remove screws securing the right side panel.
• Disconnect wires from the main control board.

FAQ (Frequently Asked Questions)

1. Q: How often should I clean my fireplace?
   A: It is recommended to clean your fireplace at least once a year to ensure proper functioning and safety.

2. Q: Can I replace the LED lights myself?
   A: LED replacements should be done by a qualified technician toavoid damage to the equipment and ensure safety.

Service Guide

• SWM3520
• SWM4220
• SWM4820

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.

Always use a qualified technician or service agency to repair this fireplace.

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 risk of fire, serious injury, or death.

REPLACEMENT PARTS

| SWM3520| SWM4220| SWM4820
---|---|---|---
1 . Main Control Board|

9602310100RP

| 9602320100RP| 9602320800RP
MOD A +| 9602321200RP
2 . Remote Control (IR)|

9602310200RP

| 9602320200RP
MOD A +| 9602321300RP
3 . Touch Pad| 9602310300RP| 9602320300RP
4 . IR Receiver| 9602310400RP| w/ touchpad
5 . Flicker Motor| 9602311400RP
6 . Heater Assembly| 9602310500RP
7 . Flame LEDs| 9602301100RP| 9602320400RP| 9602320900RP
8 . Colour LEDs| 9602310600RP| 9602320500RP
9 . Side LEDs| 9602311100RP
10 . Thermistor| w/ touchpad| 9602110800RP
11 . Front Glass| 9602310800RP| 9602320600RP| 9602321000RP
12 . Power Cord| 9602310700RP
13 . Wall Mounting Hardware| 9602310900RP
14 . Pedestal (MOD 0)| 9602311000RP
15 . Feet & Deflector (MOD A)| 9602311300RP
16 . Log Set| 9602311200RP| 9602320700RP| 9602321100RP

WIRING DIAGRAM

PREPARING FOR SERVICE

WARNING Disconnect power before attempting any maintenance or cleaning to reduce the risk of electric shock or injury to persons.
CAUTION If unit was operating prior to servicing allow at least 10 minutes for heating elements to cool off to avoid accidental burning of skin.

1. Unplug the unit from the power source.

2. Remove the two screws that secure the glass to the left and right panel, then remove
   the glass. (Image 1)
   CAUTION The glass may be heavy. It may be helpful to have a friend help with removing the glass. Always use extreme caution when removing the glass panel! Failure to do so may result in personal injury or property damage.

3. Remove the logs, rocks, or glass chunks and set them aside.

4. If the unit is mounted to the wall, remove the two wing screws that secure the wall mounting bracket. (Image 2)

5. For MOD 0 units, if the unit is mounted to the stand, remove the screws that secure the stand and the heat deflector. For MOD A units, if the unit is mounted to the feet, they can stay on.

6. Place fireplace on a work surface.

7. Remove the 20 screws securing the back panel. Set it aside.

8. Remove the screws securing the side panel
   (2 at top, 4 at front, 2 at bottom). (Image 3)

MAIN CONTROL BOARD REPLACEMENT

1. Follow the steps of “Preparing for Service” on page 5 of this manual before continuing.

2. Remove the screws securing the right side panel (2 at the top, 4 at the front, 2 at the bottom.

3. Using pliers if needed, disconnect the wires from the main control board, making note of their original locations.
   TIP! Take a picture of the wires before disconnecting them! You can use this picture later as a guide.

4. Remove the 4 screws on the main control board and remove it. (Image 4)

5. Put the new main control board in place, and secure with the screws.

6. Reconnect the wires, following the picture previously taken.

7. Re-assemble the fireplace by reinstalling the side panel, followed by the back panel.

8. Re-install the fireplace as it was before.

9. Sit back and enjoy!

FLICKER MOTOR REPLACEMENT

1. Follow the steps of “Preparing for Service” on page 5 of this manual before continuing.
2. Remove the two screws that secure the flicker motor to the firebox, and carefully remove it from the silicone sleeve. (Image 5)
3. Using a wire cutting tool, cut off the factory-installed wire connectors.
4. Using a wire stripping tool, strip the wires approximately 15 mm (5/8”).
5. Using the twist-on wire connectors, connect the white wire from the flicker motor to the white wire from the firebox, and the black white from the flicker motor to the purple wire from the firebox. (Image 6)
6. Install the flicker motor by carefully inserting the shaft into the rubber sleeve, and secure it using the screws previously removed. Ensure the flicker rod passes through the rubber o-ring on the opposite side of the flicker motor.
7. Reassemble the fireplace by installing the side panel, followed by the back panel.
8. Install the fireplace as it was before.
9. Sit back and enjoy!

HEATER ASSEMBLY REPLACEMENT

1. Follow steps 1-7 of “Preparing for Service” on page 5 of this manual before continuing.

2. Remove the two screws on the bottom of the fireplace that secure the heater assembly. (Image 7)

3. Pull the heater assembly out of the fireplace.

4. Remove the two brackets and set them aside. (Image 8)

5. Disconnect the wires from the heater assembly, making note of their original locations. Snip the zip ties as needed. For the connections that are made with wire nuts that cannot be screwed off, cut them off using wire cutters.
   TIP! Take a picture of the wires before disconnecting them! You can use this picture later as a guide.

6. Connect the wires to the new heater assembly, using the picture you took before as a guide.

7. Strip the wires that were cut using wire strippers. Reconnect them in their original location using the provided wire nuts, ensuring a strong enough connection that individual wires cannot be pulled out from the wire nut. Use the provided zip ties to secure them out of the way of other components.

8. Install the two brackets previously removed.

9. Properly orient and place the heater assembly and secure it using the two screws on the bottom previously removed.

10. Install the fireplace as it was before.

11. Sit back and enjoy!

FLAME LED REPLACEMENT

1. Follow steps 1-7 of “Preparing for Service” on page 5 of this manual before continuing.

2. Remove the screws that secure that LED strip(s) to the firebox.

3. Peel off the silicone on the connector(s), and unplug the connection(s).
   ! Note: The silicone is only necessary during the transportation of the product, and does not need to be replaced

4. Remove the LED strip(s). (Image 9)

5. Properly orient and install the new LED strip(s). Connect the connector(s).

6. Reinstall the back panel.

7. Install the fireplace as it was before.

8. Sit back and enjoy!

EMBER BED LED REPLACEMENT

1. Follow the steps 1-4 of “Preparing for Service” on page 4 of this manual before continuing.

2. Remove the logs, rocks, or glass chunks and set them aside.

3. Remove the two screws that secure the media tray, and remove it. (Image 10)

4. Remove the screw that secure the LED strips to the firebox, as well as the post. If there is too much resistance to removing the post by hand, a 3/16” wrench can be used. (Image 10)

5. Peel off the silicone on the connector(s), and unplug the connection(s).
   Note: The silicone is only necessary during transportation of the product, and does not need to be replaced.

6. Plug in the connector(s), and secure the new board using the screw(s) and post(s) previously removed.

7. Re-install the media tray and put back the logs, rocks, or glass chunks.

8. Re-install the fireplace as it was before.

9. Sit back and enjoy!

SIDELIGHT LED REPLACEMENT

1. Follow steps 1-6 of “Preparing for Service” on page 5 of this manual before continuing.

2. Remove opposite side panel as well if the defective LED strip is on that side.

3. Remove the LED light diffuser by pinching and rotating it to release the tabs. (Image 11)

4. Remove the silicone on the connectors and unplug the defective LED strip.
   Note: The silicone is only necessary during transportation of the product, and does not need to be replaced.

5. Connect pin connector of the new LED strip.

6. Secure LED strip with three screws previously removed

7. Slide the LED strip into the grooves of the LED diffuser.

8. Install the LED diffuser on the side panel, inserting the tabs from one side first, and pinching it slightly to allow the second set of tabs to enter their respective openings.

9. Reassemble the fireplace by installing the side and back panels.

10. Install the fireplace as it was before.

11. Sit back and enjoy!

TOUCH PAD REPLACEMENT (SWM3520)

1. Follow the steps 1-7 for “Preparing for Service” on page 5 of this manual before continuing.
2. Remove the three screws on the back of the touchpad.
3. Unplug the touchpad from the main control board, cutting the zip tie if necessary.
4. Remove the touchpad. (Image 13)
5. Install the new touchpad using the three screws previously removed.
6. Connect the wire to the correct location on the main control board.
7. Reassemble the fireplace by installing the side and back panels.
8. Install the fireplace as it was before.
9.  Sit back and enjoy!

TOUCHPAD REPLACEMENT (SWM4220, SWM4820)

1. Follow the steps 1-6 of “Preparing for Service” on page 5 of this manual before continuing.
2. Remove the four screws that secure the front panel. (Image 14)
3. Using a flathead screwdriver, remove the two screws that secure the touch pad assembly. (Image 15)
4. Unplug the two connectors from the main control board, cutting the zip tie if necessary.
5. Remove the old touchpad from the rubber sleeve.
6. Insert the new touchpad in the rubber sleeve.
7. Connect the two connectors to the correct locations on the main control board.
8. Secure the touch pad assembly to the front panel using the two screws previously removed.
9. Secure the front panel to the fireplace using the four screws previously removed.
10. Install the fireplace as it was before.
11. Sit back and enjoy!

IR RECEIVER REPLACEMENT (SWM3520)

1. Follow the steps 1-7 of “Preparing for Service” on page 5 of this manual before continuing.
2. Remove the screw that secures the IR receiver bracket to the fireplace.
3. Pinch the standoffs using pliers while pulling off the IR receiver to release it.
4. Cut the zip tie that secures the wire to the bracket.
5. Remove the screw that secures the IR receiver to the bracket
6. Trace the wire from the thermistor to main board and unplug it, cutting the zip tie if necessary.
7. Plug the new IR receiver into the main board, ensuring that the wire passes through the opening at the top of the inner side panel.
8. Secure the IR receiver to the bracket with the standoffs.
9. Install the bracket using the screw previously removed.
10. Reassemble the fireplace by installing the side and back panels.
11. Install the fireplace as it was before.
12. Sit back and enjoy!

THERMISTOR REPLACEMENT (SWM4220, SWM4820)

1. Follow the steps of “Preparing for Service” on page 5 of this manual before continuing.
2. Remove the screw that secures the thermistor to the fireplace.
3. Trace the wire from the thermistor to main board and unplug it, cutting the zip tie if necessary.
4. Plug in new thermistor
5. Secure the thermistor to the fireplace using the screw previously removed.
6. Reassemble the fireplace by installing the side and back panels.
7. Install the fireplace as it was before.
8. Sit back and enjoy!

TROUBLESHOOTING

Unit will not turn on| No incoming power| Ensure unit is plugged directly into electrical outlet and ensure there is power .
---|---|---
Defective main control board| Replace main control board
Defective touch pad| Replace touch pad
Remote is not working| Batteries are dead| Replace batteries . Refer to maintenance section .
Defective remote control| Replace remote control .
Defective IR sensor .| Replace touch pad .
Heater
Heater shuts off on its own; cutout is engaged| Dirt and debris are preventing the unit from working properly| Clean the air vents and the heater assembly with compressed air
Defective heater assembly| Replace heater assembly
Heater is not turning on and ember bed is flashing| Heat is deactivated| While the unit is on, press and hold the Heat button for 10 seconds until the heat turns on .
Heat is not turning on| Improper operation| Ensure heat button is pressed and set temperature is above ambient temperature
Defective main control board| Replace main control board
Appearance
Flame is not visible| Flames are turned off| Ensure flame is on . Press Flame button to toggle through different display modes .
Defective flame LEDs| Replace flame LEDs
Flame is frozen| Defective flicker motor| Replace flicker motor
Media bed does not light up| Defective media LEDs| Replace media LEDs
Noise
Unit is noisy when the heat is on| Defective heater assembly| Replace heater assembly
Unit is noisy when the flame is on| Defective flicker motor| Replace flicker motor
Error Codes
SWM4220 & SWM4820| Display shows E2| Defective thermistor| Replace thermistor
Display shows E3| Defective heater assembly| Clean the air vents and the heater assembly with compressed air .Replace heater assembly if needed .
Display shows E1| Heater is overheating
SWM3520| Display shows E| The heater is not working

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02

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23-Mar-23

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