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WM2780B Jenn-Air Microwave Oven Combo - Instructions

All Instructions for the WM2780B
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Burned out bake element
The most difficult part of the repair was removing the two Phillips screws that attached the element to the back wall of the oven. With some WD40, and a hammer to tap on the screws through the screw driver (and several hours) the screws finally came loose. Once the screws were out it was a matter of removing the two wires connected to the element and reconnecting the wires to the new element. After removing the screws this job took less than 5 minutes.
Parts Used:
Bake Element
  • Barry from Wildwood, MO
  • Difficulty Level:
    Easy
  • Total Repair Time:
    Less than 15 mins
  • Tools:
    Screw drivers
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Light bulb failure
Received the part the day after ordering. Appreciated the quick service and repair took less than a minute.
Parts Used:
Light Bulb - 40W
  • Grant from Alexandria, VA
  • Difficulty Level:
    Really Easy
  • Total Repair Time:
    Less than 15 mins
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Oven would not turn on
Watched the video and things went exactly as planned. Love this website will use them again when I need a repair.
Parts Used:
Long Oven Sensor
  • Stacey from Tampa, FL
  • Difficulty Level:
    Easy
  • Total Repair Time:
    Less than 15 mins
  • Tools:
    Screw drivers
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Replaced worn seal
Remove the door. Place small screwdriver in each door arm to prevent extraction. Remove approx 20 screws. Remove the seal. Replace the new seal. you will need help in holding the seal in place until you car install at least two screws. Very straight forward. Took 20 minutes. Even a cave man can do it.
Parts Used:
Oven Door Seal
  • Horace from Las Vegas, NV
  • Difficulty Level:
    Really Easy
  • Total Repair Time:
    15 - 30 mins
  • Tools:
    Nutdriver, Screw drivers
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Rupture of bake element through coating causing flaming and sparks in oven.
We removed the 2 screws at back of oven that hold element on, which took some doing as they were very rusted. We then pulled old element out; this proved a bit difficult because the ends of the old element were stuck in the insulation behind. We had to wiggle the old element back and forth a bit to get it loose from the insulation. Other than that, it was easy.
Parts Used:
Bake Element
  • Betty from Riva, MD
  • Difficulty Level:
    Easy
  • Total Repair Time:
    15 - 30 mins
  • Tools:
    Screw drivers
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Door seal was worn out/burned /leaking heat
Took the oven door off hinge. Took door apart pulled off old seal from inside of the inside panel of door. Replaced with new seal.
Parts Used:
Oven Door Seal
  • Christopher from Toledo, OH
  • Difficulty Level:
    A Bit Difficult
  • Total Repair Time:
    15 - 30 mins
  • Tools:
    Nutdriver, Screw drivers, Wrench (Adjustable)
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temperature varied in oven.couldn't set
removed 2 screws in probe and pulled it out.had to take back off as wire was tangled from factory and couldn't do quick repair
Parts Used:
Long Oven Sensor
  • tom from winter haven, FL
  • Difficulty Level:
    Really Easy
  • Total Repair Time:
    15 - 30 mins
  • Tools:
    Screw drivers
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Replace lower internal coil in over
Remove screws, remove old coil, place new coil, screw back in. The hardest part of this task is removing the existing screws which are most likely partially corroded and hard to move.
Parts Used:
Bake Element
  • Anthony from Saint Louis, MO
  • Difficulty Level:
    Really Easy
  • Total Repair Time:
    Less than 15 mins
  • Tools:
    Screw drivers
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Top oven sensor
The oven did not auto clean. Problem was the sensor stopped working. Tried to repair from the front but could not get the connector through the hole. Removed the rear panel and found the connector had melted. Could not find a new wireing harnes on line, so I cut the wires on the stove and the new sensor coupling. Spliced the wires togather. The oven cooks fine, I have not tried the cleaning cycle yet.
Parts Used:
Long Oven Sensor
  • Alan from Bonita, CA
  • Difficulty Level:
    Easy
  • Total Repair Time:
    30 - 60 mins
  • Tools:
    Screw drivers
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oven heating element
The heating element in our old old oven broke in half. Luckily we were able to find a replacement part (which we didn't think we would that's how old the oven is)! The part arrived within a couple of days, my husband removed the old element (toughest part was getting the two old screws unscrewed) plugged in the new one and he was done. Took about 5 minutes! I turned on the over to test it was connect properly and it started heating up right away! We are VERY happy !! :o)
Parts Used:
Bake Element
  • Jill from South Lyon, MI
  • Difficulty Level:
    Really Easy
  • Total Repair Time:
    Less than 15 mins
  • Tools:
    Screw drivers
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Long Oven Sensor failure - oven over heated & shut down
Parts package contained no instructions. Found all instructions on internet. I used Phillips head to remove two screws on anchor plate of Long Oven Sensor. Located at upper left, back corner of oven; access to screws is not simple/easy. Screws back out w/o difficulty. Pull/extract sensor harness through hole[back of oven] which required pushing aside insulation. The harness barely fits thru hole in oven back metal wall; I recommend using needle nose pliers ( which I ended up doing ) for ease of extraction. Disconnect harness plastic interlok clips. Perfect reconnection of new clip harness with ease. Reverse procedure to complete installation/repair. Done in just over 35 minutes due to wrestling with harness extraction through minimal hole opening. Failure occurred on Thanksgiving Day with 22lbs turkey in oven. Top of turkey contacted sensor tip which eventually caused sensor fault; result was scorched upper breast and oven shut down [safety by design]. Cook top was still operative; clock and all readings on digital control panel ceased. With new 'long oven sensor' installed - good as new. Will be sure to buy turkey(s) under 20lbs in future. Jim in Seattle
Parts Used:
Long Oven Sensor
  • JAMES from SEATTLE, WA
  • Difficulty Level:
    A Bit Difficult
  • Total Repair Time:
    30 - 60 mins
  • Tools:
    Nutdriver, Pliers, Screw drivers
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Frozen screws
Followed instructions. Two screws frozen. Unable to loosen. Forced to grind heads off and replace with new screws.
Parts Used:
Oven Door Seal
  • Jack from Lake Wells, FL
  • Difficulty Level:
    A Bit Difficult
  • Total Repair Time:
    30 - 60 mins
  • Tools:
    Pliers, Screw drivers
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oven not staying on. fault cod F-3 showing
Removed the back of the stove, un-pluged the sensor wires, removed the sensor from inside the oven. installed the new sensor, pluged in the wires, and replaced the back of the stove. A phillips screwdriver was the only tool needed.
Parts Used:
Long Oven Sensor
  • James from Cumberland, MD
  • Difficulty Level:
    Really Easy
  • Total Repair Time:
    30 - 60 mins
  • Tools:
    Screw drivers
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Element in oven would not adjust to the oven temperature.
I ordered the temperature sensor after watching the video and seeing how easily it could be changed out. Unfortunately, they don't tell you that it may be necessary to access the part from the back. When I tried removing the sensor from inside the oven the connection separated before getting to the hole. I tried for 4 days to try to fish out the other end. Finally, I had my brother help me remove the oven from the wall and take the back off at which time we were able to connect the new sensory. It turns out that the wiring is on the upper right hand corner of the oven and the sensor is on the upper left hand corner and the wiring is rather short. I am a 64 year old female and do the majority of repairs around the house myself, but due to the weight of removing the oven I enlisted the help of my brother. After removing from the wall the rest was a breeze. Just wish the videos or written info on the website was a little more clear as to the different ways of accessing the damaged part.
Parts Used:
Long Oven Sensor
  • Dolores from Edmond, OK
  • Difficulty Level:
    A Bit Difficult
  • Total Repair Time:
    30 - 60 mins
  • Tools:
    Screw drivers
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oven temperature only goes to 275 degrees even when set higher; broiler works
I watched the video, which was very helpful...the temperature sensor was hard to pull through the small opening in the upper back left oven corner. On the back wall of the oven was a large removable circle, so I unscrewed that piece and was able to gain access to the wires attached to the temperature sensor and push it through the small opening. I used one of the new connectors, pushed it back through the small opening, screwed it back onto the oven wall, replaced the circle opening and tried the oven again...unfortunately, there was no improvement in oven temperature! My JennAir wall oven is about 17 years old, and I thought I would try this $30 repair prior to purchasing a new wall oven, but it looks like I will have to do some overtime and buy a new oven. Any other suggestions would be welcome.
Parts Used:
Long Oven Sensor
  • Anne Marie from Huntingdon Valley, PA
  • Difficulty Level:
    A Bit Difficult
  • Total Repair Time:
    30 - 60 mins
  • Tools:
    Screw drivers
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All Instructions for the WM2780B
106 - 120 of 154