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MR1031CWC (XAA) Samsung Microwave - Overview

Diagrams for MR1031CWC

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Micro Door Switch – Part Number: 3405-001034
$17.95
In Stock
Micro Door Switch
★★★★★
★★★★★
(12)
Part #3405-001034
This door switch, also known as a safety switch, is a genuine OEM replacement part for microwaves. It is a safety mechanism that sends signals to the microwaves control system, telling it when the door is open/closed. This ensures that the microwave only operates when the door is securely shut and switches off as soon as the door is open. Over time, this switch can become worn out or damaged. A faulty door switch can result in failure to switch the microwave on/off, lack of heat, and running with the door open. To confirm that the door switch is faulty, use a multimeter to test for electrical failure. To remove the faulty switch, disconnect the wiring connectors and take note of where they are positioned. Place the new switch in position and reattach the wiring connectors to the appropriate terminals and close the microwave door to check that the switch engages appropriately.
High-Voltage Diode – Part Number: DE91-70063D
$28.26
In Stock
High-Voltage Diode
★★★★★
★★★★★
(4)
Part #DE91-70063D
This high-voltage diode is designed for use within various makes and models of microwaves and is a genuine OEM part that converts alternating current (AC) into direct current (DC). If you notice your microwave turns on and starts but does not heat anything, this diode is likely responsible. You can check the continuity of the diode with a multimeter before outright replacing it, but it is important to remember that doing any repairs on a microwave and dealing with sensitive electrical components should be done carefully and with the appropriate precautions to avoid any hazards. To replace the high-voltage diode in your microwave, disconnect it from power and allow it to discharge. Using the appropriate screwdrivers, gain access to the control panel of the microwave. Using an insulated screwdriver, release any electrical charge in the capacitor by touching it across the terminals. Then you can remove any hardware securing the diode, including the harness connecting it to the capacitor, which may be easiest done with pliers. Connect the new diode to the capacitor terminal and the securing bracket, and then reassemble your microwave before connecting it to power again.
Tray – Part Number: DE74-20015G
$73.43
On Order
Tray
★★★★★
★★★★★
(1)
Part #DE74-20015G
This is a cooking tray, but may also be known as a turntable tray, and it is used in conjunction with your microwave or oven/microwave combo. The outer diameter of this part is roughly 12.75 inches. The tray is made entirely of glass and is colorless. The purpose of this part is to act as a stable and even cooking surface for your food to sit on during a cooking cycle. To ensure a more even cooking temperature the tray will also spin when your appliance is activated. The most common reason for needing to replace this part is if your current one has been damaged.
Micro Switch – Part Number: 3405-001033
$22.95
In Stock
Button Spring – Part Number: DE61-70076A
$28.33
In Stock
Button Spring
Part #DE61-70076A
Synchronous Motor – Part Number: DE31-10154D
$56.94
In Stock
Synchronous Motor
Part #DE31-10154D
Cartridge Fuse – Part Number: 3601-001198
$27.87
On Order
Cartridge Fuse
Part #3601-001198
FOOT;-,PP,T2X22X17MM,BLK – Part Number: DE61-40065A
$24.43
In Stock
Door Switch Lever – Part Number: DE66-00088B
$6.55
In Stock
Door Switch Lever
Part #DE66-00088B
A microwave that does not sense a closed door may have a bent or broken switch lever. The lever helps press the safety switch when the door latch enters the housing. First check the latch hooks, door fit, switches, and plastic mounts for damage. Match the lever to the complete microwave model and make sure the switch is not also faulty. Unplugging the unit does not remove the high-voltage danger inside. Use trained service for repairs behind the control panel or outer cover. Do not test the microwave with any panel removed or any door switch bypassed.
Incandescent Lamp – Part Number: 4713-001102
$26.23
Special Order
Door Lever – Part Number: DE66-90013A
$31.58
Special Order
Door Lever
Part #DE66-90013A
Latch Body – Part Number: DE72-00138D
No Longer Available
Latch Body
Part #DE72-00138D

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Buzzing noise, no heating of food
23 of 36 people found this instruction helpful.
  • Ted from Hudson, NH
  • Easy
  • 30 - 60 mins
  • Pliers, Screw drivers
Removed control panel, discharged HV capacitor. Removed old diode, tested to confirm failure. Replaced part. Other than the removal of the panel swapping the part was almost as easy as replacing a light bulb.
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microwave ran with the door open
10 of 15 people found this instruction helpful.
  • david from WASHINGTON, DC
  • Easy
  • 30 - 60 mins
  • Screw drivers
First I read through the customer comments, reviews, questions, etc. at Parts Select, which is always a good bet. Then I put "samsung microwave door switch replacement" into youtube and watched some videos. They don't even have to be for Samsung. From what I can tell, many of the appliance companies use the same design and the same jun k parts, so watching a GE video is almost the same for example. Watch some videos to familiarize yourself with the steps. There are maybe six to disassemble and install the new part. I replaced all three switches. They are not expensive and to replace 3 is only 5% more work than to replace just one; you have to take the microwave apart in either case. UNPLUG THE MICROWAVE FROM THE WALL. Start taking it apart. I use my phone to take a picture of any thing I remove, unscrew or disconnect, especially wires, BEFORE I disconnect them. Thee pictures serve as a reference when I go to reconnect and reassemble. If I am uncertain then I check the picture. Good luck!
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Microwave stopped working - would not heat up
11 of 21 people found this instruction helpful.
  • louis from PARRISH, FL
  • Easy
  • 1- 2 hours
  • Pliers, Screw drivers
I removed the outer cover and exposed the inner workings. I watched a video on partselect.com to show how to remove and replace the Diode. I followed the instructions and it was very easy to replace.

Unfortunately, the diode was only part of the issue. I ended up replacing the High Voltage capacitor and Magnetron also. Those w ere a little more complicated but still easy to do.

Now the Microwave works just like new! Cost me less than $100 for all parts.
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