Models > ZISB420DRJ

ZISB420DRJ General Electric Refrigerator - Overview

Get Parts and Repair Help for ZISB420DRJ

If you know the refrigerator repair part you need, you can browse the list of all parts on the ZISB420DRJ, or you can search by name or part description. You can also find your part by where it is located on the ZISB420DRJ by selecting a section below. If you’re not sure which part you need, you can narrow your search by selecting a common symptom and we’ll show you the repair parts most likely to fix your refrigerator. We’ve also included any installation videos we have for ZISB420DRJ parts. Installation instructions provided by other do-it-yourselfers will help guide you through your repair.

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Temperature Sensor

Also known as Thermistor. This part is used to sense the temperature in the cabinet.


Dispenser Door Assembly or Flapper

This part mounts in the ice dispenser. **** The crank no longer comes with this part. You can use original crank. The crank is sold separately depending on model number of appliance.


Dual Inlet Water Valve

This double outlet water valve has quick connections. This valve has 1/4 and 5/16 John Guest fittings for the outlet lines and a 1/4 compression fitting for the inlet line.


Ice and Water Filter

NOTE: As per the manufacture this is an updated water filter. If you have never installed the updated filter or your old filter was made by Culligan, you may need the adapter to install the filter. See Related Parts. Sold individually.


Dispenser Door Solenoid Assembly

This part is a possible option when ice door won't open or shut properly or when water is not dispensing.


Ice Maker

Replacement icemaker kit - electronic. This kit includes a 4 pin round plug-in connector, 6 post plug-in connector, tube and fill cup.


Evaporator Fan Grommet - Red


Dispenser Light Bulb - 12V

Sold individually.


Dispenser Door Recess Crank



Search Instructions
Keep searches simple, eg. "belt" or "pump". Need help?

Refrigertor water dispenser not working BUT ice machine is working

  • Customer: ralph from bristow VA
  • Difficulty: Really easy
  • Time to Complete: Less than 15 mins
  • Tools Required: Nutdriver, Screw drivers, Socket set
  • 770 of 843 people found this instruction helpful
The very first symptom here is important! The door water dispenser is not working but the ice macine is working. You may only have a frozen water tube in the door so do the following before diagnosing that your solenoid valve is bad: 1) the tube usually runs under the front of the refrigerator and usually has a quick disconnect. Undo the connection and pr... read more

Replace water filter

  • Customer: Alfred from Novato CA
  • Difficulty: Really easy
  • Time to Complete: Less than 15 mins
  • Tools Required:
  • 196 of 294 people found this instruction helpful
Unscrew old filter and remove(counterclockwise). Line up arrow on new filter with arrow on connection housing. Turn clockwise till resistance met. Do not overtighten. Follow directions. Simple. read more

my refigerator was warm but the freezer was cold and working correcttly

  • Customer: michele from North Smithfield RI
  • Difficulty: Really easy
  • Time to Complete: 15 - 30 mins
  • Tools Required: Pliers
  • 141 of 174 people found this instruction helpful
I went to a GE repair center to explain my problem, the service center reccomended that I have a techinician come out o look at it. $75.00 for the visit and what ever labor and materials wuld cost.

I went on line to see if there were others having this same problem and found that there were many with the same problem.

After reading som... read more