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MDB121RFS0 Frigidaire Dishwasher - Instructions

All Instructions for the MDB121RFS0
106 - 120 of 602
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Lower Spray Arm damaged
1-2-3 snapped off the old and snapped on the new! New part was just as ordered and just like original! My dishwasher is like new again! Thanks PartSelect for your great price and prompt shipment!
Parts Used:
Lower Spray Arm
  • Andrea from Belle Mead, NJ
  • Difficulty Level:
    Really Easy
  • Total Repair Time:
    Less than 15 mins
5 of 7 people found this instruction helpful.
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The door springs were shot.
Removed the bottom panel, and I had to disconnect the water supply, which did NOT use flexible tubing (much to my disappointment), removed the screws holding the diswasher in the cabinet. Slid it out, took the old springs off, put the new ones on.

It was pretty straightforward -- no big deal.
Parts Used:
Door Spring
  • Scott from Oshkosh, WI
  • Difficulty Level:
    Easy
  • Total Repair Time:
    15 - 30 mins
  • Tools:
    Pliers, Screw drivers, Wrench set
4 of 4 people found this instruction helpful.
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Noisy, vibrating pump
After moving the dishwasher out from the cabinetry, I removed the screws holding the pump in place. Pulling the pump from the formed plastic opening, I found a toothpick lodged in the pump housing. At the same time I noticed that the front o-ring was deformed due to being the incorrect size (too large). It was installed at the factory this way.

I went online to search for new parts. PartSelect was the second or third listing on the search page. I submitted the dishwasher model number and was taken to a set of parts illustrations. I was easily able to find the o-rings I needed.
Parts Used:
O-Ring - Front O-Ring - Rear
  • Marshall from Beaverton, OR
  • Difficulty Level:
    Easy
  • Total Repair Time:
    1- 2 hours
  • Tools:
    Screw drivers, Wrench (Adjustable)
5 of 8 people found this instruction helpful.
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Dishes were not getting clean, always had a film on them and dishes didn't dry.
I removed the kick panel at the bottom front of the dishwasher. Then using a flashlight and a cross point screwdriver, I removed the thermostat from about the middle left. It requires a short screwdriver, but not quite as short as a stubby. I unplugged the wires, noting that one of them was a little burnt looking. The burnt looking connector was still okay. I then installed the new one, with the green dot on the thermostat having the slightly burnt looking connector. Then I ran a load of dishes and the dishwasher worked as it was supposed to. It has worked okay twice since then.
Parts Used:
High Limit Thermostat
  • Roy from PT CHARLOTTE, FL
  • Difficulty Level:
    Really Easy
  • Total Repair Time:
    30 - 60 mins
  • Tools:
    Screw drivers
4 of 5 people found this instruction helpful.
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Dishwasher Detergent Dispenser broken
1 Removed 2 screws to remove door panel so as to access back of dispenser.
2 Unplugged 2 color-coded wires attached to dispenser
3 Removed 6 screws attaching the dispenser.

Reversed these 3 steps to install new unit.

Easy. Don't even think of calling the repairman.
Parts Used:
Detergent and Rinse Dispenser with Cap
  • David from Los Angeles, CA
  • Difficulty Level:
    Easy
  • Total Repair Time:
    15 - 30 mins
  • Tools:
    Screw drivers
4 of 5 people found this instruction helpful.
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Our spray arm had fallen onto the heating element and melter
It was super simple. I popped the clips that were holding the old spray arm on and then popped the new one in place.
Parts Used:
Lower Spray Arm
  • REBEKAH from COLUMBUS, GA
  • Difficulty Level:
    Really Easy
  • Total Repair Time:
    Less than 15 mins
5 of 8 people found this instruction helpful.
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Dishwasher was leaking out of door seal. Sent PartSelect the brand and model number of the dishwasher and they did the rest. The replacement part was exactly the same as the old part. Delivery was fast and efficient. Only took a few minutes to replace and the dishwasher is back in running condition
Pulled old gasket off with small hook. Replaced new gasket by pressing in with my fingers.
Parts Used:
Dishwasher Tub Gasket - Gray
  • Everett from Bridgeton, NJ
  • Difficulty Level:
    Really Easy
  • Total Repair Time:
    Less than 15 mins
4 of 5 people found this instruction helpful.
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Dishwasher was leaking
I read the instructions that others had posted and completed the repair in less than 5 minutes!
Parts Used:
Heating Element Brass Nut
  • Alina from Orange, CA
  • Difficulty Level:
    Really Easy
  • Total Repair Time:
    Less than 15 mins
5 of 8 people found this instruction helpful.
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Leaking Dishwasher
The old gasket was worn. I pulled out the old one, put in the new gasket. I trimmed the ends to fit and that was it.
Parts Used:
Dishwasher Tub Gasket - Gray
  • Andre from La Mirada, CA
  • Difficulty Level:
    Really Easy
  • Total Repair Time:
    Less than 15 mins
3 of 3 people found this instruction helpful.
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Dishwasher door strike piece broke. Door had to be propped closed each time dishwasher was used.
Took out the two retaining screws and pulled the unit forward. Took the old door strike out and put in the new one. This site is where I go for all my appliance repair parts!!!
Parts Used:
Door Strike
  • Charles from Fort Washington, MD
  • Difficulty Level:
    Really Easy
  • Total Repair Time:
    Less than 15 mins
  • Tools:
    Nutdriver
4 of 6 people found this instruction helpful.
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Water Leaking from Bottom of Door
Replacing the part was easy. Just pop the old one out and pop the new one in. This item fixed my leaking door problem. The old arm had fallen against the heating element, which burned a hole through the end. Water was shooting out that hole and leaking under the bottom door seal. Replacing the door seal did not help, but replacing the arm fixed the leak.
Parts Used:
Lower Spray Arm
  • Loren from Sacramento, CA
  • Difficulty Level:
    Really Easy
  • Total Repair Time:
    Less than 15 mins
4 of 6 people found this instruction helpful.
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Dish washer leaking at the door
Pulled off the old gasket and replaced it the same way with the new one.
Parts Used:
Dishwasher Tub Gasket - Gray
  • Brian from Milford, MA
  • Difficulty Level:
    Really Easy
  • Total Repair Time:
    Less than 15 mins
4 of 6 people found this instruction helpful.
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Lower sprayer arm melted after being lodged
Pulled the old one off and pressed the new one on (plastic clips hold it on). Dishes much cleaner now.
Parts Used:
Lower Spray Arm
  • james from PENTWATER, MI
  • Difficulty Level:
    Really Easy
  • Total Repair Time:
    Less than 15 mins
4 of 6 people found this instruction helpful.
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Door latch broken
This was a dishwasher that my employer threw out due to the excessive time it was going to take getting the broken part - all of the appliance stores I contacted had them backordered. Since I'm a DIY and Internet savvy person, I decided to go to the Internet page and use the IPB to determine the correct part, and ordered it. I installed the dishwasher, and waited...
10 days after ordering the part, it came right to my door. Installation was very simple; remove 7 Phillips screws from the front panel to access the latch mechanism, remove the two Torx screws holding the latch assembly, disconnect the wires from the latch assembly, and do the reverse procedure to re-install. No latch alignment was necessary, just screw the assembly right back in place. (Yes, I made sure the power had been disconnected!) The door gasket did not need to be replaced at this time.
A very quick and simple procedure for the DIY-type person that can handle simple tools.
Parts Used:
Door Latch and Gasket
  • Stephen from Spokane Valley, WA
  • Difficulty Level:
    Really Easy
  • Total Repair Time:
    Less than 15 mins
  • Tools:
    Screw drivers
3 of 3 people found this instruction helpful.
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wheels break or bend or fall off
if the wire they snap on was bent it needs to be straightend.......they just snap on. easy to install but wish they had better wheels so this problem would be solved. My 2 sons have same brand dishwashers and have same problem.
Parts Used:
Wheel & Bushing Assembly
  • ALBERTA from FAIRBANKS, AK
  • Difficulty Level:
    Easy
  • Total Repair Time:
    15 - 30 mins
3 of 3 people found this instruction helpful.
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All Instructions for the MDB121RFS0
106 - 120 of 602