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KitchenAid KSSS42MHX00 built-in refrigerator

KitchenAid KSSS42MHX00 built-in refrigerator Parts

Here are the diagrams and repair parts for KitchenAid KSSS42MHX00 built-in refrigerator, as well as links to manuals and error code tables, if available.

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Browse Parts for KSSS42MHX00 Refrigerators

  • Pnl-decr S for KitchenAid KSSS42MHX00 - Part 4318642

    #NI

    All parts diagram

    Pnl-decr S

    Part #4318642

    The manufacturer no longer makes this part, and there's no substitute part

  • Refrigerator Hinge Bushing for KitchenAid KSSS42MHX00 - Part 2004565

    Cabinet diagram

    Refrigerator Hinge Bushing

    Part #2004565

    The manufacturer no longer makes this part, and there's no substitute part

  • Refrigerator Grille for KitchenAid KSSS42MHX00 - Part 2004531

    Cabinet diagram

    Refrigerator Grille

    Part #2004531

    The manufacturer no longer makes this part, and there's no substitute part

  • Refrigerator Door Hinge for KitchenAid KSSS42MHX00 - Part 2004524

    Freezer door diagram

    Refrigerator Door Hinge

    Part #2004524

    The manufacturer no longer makes this part, and there's no substitute part

  • Refrigerator Retainer for KitchenAid KSSS42MHX00 - Part 1112540

    Freezer door diagram

    Refrigerator Retainer

    Part #1112540

    The manufacturer no longer makes this part, and there's no substitute part

  • Refrigerator Overlay for KitchenAid KSSS42MHX00 - Part 2006420

    Refrigerator door diagram

    Refrigerator Overlay

    Part #2006420

    The manufacturer no longer makes this part, and there's no substitute part

  • Refrigerator Overlay for KitchenAid KSSS42MHX00 - Part 2003308

    Freezer control panel diagram

    Refrigerator Overlay

    Part #2003308

    The manufacturer no longer makes this part, and there's no substitute part

  • Refrigerator Nylon Washer for KitchenAid KSSS42MHX00 - Part 2001230

    Refrigerator Nylon Washer

    Part #2001230

    The manufacturer no longer makes this part, and there's no substitute part

  • Refrigerator Control Panel for KitchenAid KSSS42MHX00 - Part 1113626

    Freezer control panel diagram

    Refrigerator Control Panel

    Part #1113626

    The manufacturer no longer makes this part, and there's no substitute part

KitchenAid Built-In Refrigerator KSSS42MHX00 FAQs

Yes. KitchenAid makes side-by-side refrigerators, and your KitchenAid model KSSS42MHX00 is a built-in side-by-side refrigerator. Side-by-side designs keep the freezer on one side and fresh food on the other, with vertical doors and separate temperature zones.

What “side-by-side” means (and why it matters)

A side-by-side layout is built for easy access and consistent airflow across both compartments.

  • You get full-height freezer and refrigerator sections
  • Narrower door swing than many French door models (helpful in tight kitchens)
  • Dedicated evaporator airflow helps maintain stable temperatures
  • Ice maker and water features are common on this style

Common features and parts you may replace over time

Even when the cabinet and sealed system are in good shape, wear items can affect cooling, ice production, and door sealing.

  • Ice maker components (ice maker assembly, thermostat, ice mold)
  • Defrost system parts (defrost timer, defrost heater, defrost bi-metal)
  • Air movement parts (evaporator fan motor, evaporator fan blade)
  • Door sealing and alignment parts (door gasket, door hinge)
  • Water system tubing (water tube)

Quick part examples for KSSS42MHX00

These are examples of model-matched parts that commonly relate to side-by-side operation.

Symptom Likely system Example part on this model
No ice or small cubes Ice maker Ice maker assembly - refrigerator ice maker by whirlpool 4317943
Frost buildup, warm temps Defrost Defrost timer WP2183400
Warm fridge, noisy fan Air circulation Evaporator motor WP4389155
Door not sealing, moisture Door seal Refrigerator door gasket 2188318A

Helpful DIY guidance

If you are troubleshooting cooling airflow or fan noise, we use the same core checks on most KitchenAid side-by-side designs: verify the evaporator fan runs, clear vents, and confirm the door seals are closing evenly.

Why it matters

When a side-by-side refrigerator loses airflow (fan issue) or can’t defrost properly, temperatures drift quickly and you can see frost, warm spots, or poor ice production. Addressing the right system first saves time and prevents unnecessary part swaps.

Last updated: February 2026

Water leaking from your KitchenAid KSSS42MHX00 side-by-side refrigerator is usually caused by a clogged or frozen defrost drain, a leaking water supply connection, or a problem in the ice maker or dispenser water tubing. Start by identifying whether the water is inside the fresh food section, under the freezer, or at the back.

Quick checks (fastest ways to narrow it down)

  • Water only after defrosting or a sheet of ice on the freezer floor: defrost drain is likely clogged or frozen.
  • Water near the front: drain pan overflow, door left ajar, or warm air causing heavy condensation.
  • Water at the back/bottom: supply line connection or internal water tube leak.
  • Leak happens when dispensing water or making ice: tubing, fittings, or ice maker fill circuit.

Most common causes and what to do

  • Clogged/frozen defrost drain: Clear ice from the drain trough and flush the drain with hot water (a turkey baster works well). Clean debris from the drain opening.
  • Cracked or loose water tubing: Inspect the line from the household supply to the cabinet inlet, then the internal tubing to the dispenser and ice maker. If you find a split line, replace the tube.
  • Ice maker leak or overfill: Check the ice maker fill area for icicles or a frozen fill cup; a failing ice maker thermostat can contribute to odd cycling.
  • Door gasket not sealing: Warm air intrusion creates excess frost and meltwater that can overwhelm the drain.

Parts that commonly relate to leaks on this model

Symptom What it often points to Example part on this model page
Leak during dispensing or ice making Split/loose internal water line Refrigerator water tube W10823511
Water/ice buildup around ice maker Ice maker control/temperature issue Refrigerator ice maker thermostat WP627985
Frost buildup leading to meltwater Defrost system issue Defrost timer WP2183400

Why it matters

A small leak can turn into floor damage, recurring ice buildup, and poor cooling if the evaporator area starts icing over. Fixing the root cause also helps your KitchenAid built-in refrigerator run more efficiently.

Helpful DIY guidance

Use our step-by-step troubleshooting for water leaks and drainage issues in how to get rid of refrigerator puddles.

Last updated: February 2026

If your KitchenAid KSSS42MHX00 side-by-side refrigerator isn’t making ice, the most common causes are a blocked or kinked water supply line, the ice maker being turned off, low water pressure, or a failed ice maker component. Start with water flow and simple ice maker checks before replacing parts.

Quick checks we recommend first

  • Confirm the ice maker is switched ON and the shutoff arm is down (not in the “off” position).
  • Make sure the freezer is cold enough; most ice makers need the freezer near 0°F to cycle normally.
  • Inspect the household water line behind the refrigerator for kinks or pinches; straighten the line and avoid pushing the unit too far back.
  • Verify the water shutoff valve is fully open and the supply line is not clogged.
  • Dump old or clumped ice and make sure the ice bin is seated correctly.

Water supply and fill problems (most likely)

A weak or interrupted fill will stop ice production. If you recently moved the refrigerator or pushed it back into the cabinet, a pinched line is especially common.

Use this simple guide:

Symptom What it usually points to What to do next
No ice at all No water fill or ice maker not cycling Check shutoff arm, freezer temp, water line kinks
Small/hollow cubes Low water flow/pressure Check supply valve, line restrictions, purge air
Ice maker cycles but no cubes Fill issue or frozen fill tube Check for frozen tube; inspect water line routing

Helpful DIY steps: how to purge air from a refrigerator water dispenser video

Parts that commonly fix “no ice” on this model

If the basic checks look good, these parts are common culprits for KSSS42MHX00 ice issues:

Why it matters

An ice maker depends on steady water flow and correct freezer temperature. Fixing a kinked line or low flow prevents repeat failures and helps avoid leaks, hollow cubes, and slow ice production.

Last updated: February 2026

Temperature inconsistency is the most common problem we see on KitchenAid refrigerators like model KSSS42MHX00; it shows up as warm fresh-food temps, soft ice cream, or frequent thawing and refreezing. The usual causes are airflow issues, a failing evaporator fan, or a defrost system problem.

Quick checks we recommend first

  • Confirm the doors seal fully and nothing is blocking the vents.
  • Set the controls to normal (avoid the warmest setting) and give temps 24 hours to stabilize.
  • Listen for the evaporator fan in the freezer; it should run when the compressor is running.
  • Look for heavy frost on the freezer back wall (a strong sign of a defrost problem).
  • Check for water leaks or puddles that can indicate a clogged drain or water line issue.

Common symptoms and the most likely parts involved

Symptom Most likely cause Parts on this model page that often relate
Fridge warm, freezer cold Poor airflow in freezer Evaporator motor WP4389155, refrigerator evaporator fan blade WP2169142
Heavy frost on freezer back wall Defrost system not working Defrost timer WP2183400, refrigerator heater WP2006750, refrigerator defrost bi-metal WP4387499
No ice or small/odd cubes Ice maker issue or water supply issue Ice maker assembly - refrigerator ice maker by whirlpool 4317943, refrigerator ice maker thermostat WP627985
Water leaking Water line restriction or connection issue Refrigerator water tube W10823511

Why it matters

When temperatures swing, food quality drops fast and the compressor can run longer than normal. Fixing airflow or defrost problems early helps your KitchenAid built-in refrigerator cool evenly and avoid repeat icing or warm spots.

Helpful DIY guidance

Last updated: February 2026

Most common symptoms to help you fix your refrigerators

Choose a symptom to see related refrigerator repairs.

Main causes: leaky door gasket, defrost system failure, evaporator fan not running, dirty condenser coils, condenser fan…

Main causes: control board or cold control failure, broken compressor start relay, compressor motor failure, defrost tim…

Main causes: blocked vents, defrost system problems, evaporator fan failure, dirty condenser coils, bad sensors, condens…

Main causes: blocked air vents, compressor problems, condenser or evaporator fan not working, control system failure, se…

Main causes: water valve leaking, frozen or broken defrost drain tube, overflowing drain pan, cracked water system tubin…

Main causes: damaged door seal, faulty defrost sensor or bi-metal thermostat, broken defrost heater, bad defrost timer o…

Things to do: clean condenser coils, replace the water filter, clean the interior, adjust doors to prevent air leaks, cl…

Main causes: jammed ice cubes, broken ice maker assembly, dirty water filter, kinked water line, bad water valve, freeze…

Most common repair guides to help fix your refrigerators

These step-by-step repair guides will help you safely fix what’s broken on your refrigerator.

How to replace a refrigerator temperature control board

How to replace a refrigerator temperature control board

If the temperature in your refrigerator doesn't match the temperature you set, the problem could be the temperature cont…

Repair time and Difficulty

 30 minutes or less
How to replace a refrigerator water valve

How to replace a refrigerator water valve

Replace the water valve that feeds water to the ice maker and water dispenser if it no longer controls the flow of water…

Repair time and Difficulty

 15 minutes or less
How to clean refrigerator condenser coils

How to clean refrigerator condenser coils

Help your refrigerator run more efficiently by cleaning the condenser coils. It's easy and takes just a few minutes.…

Repair time and Difficulty

 15 minutes or less

Effective articles & videos to help repair your refrigerators

Use the advice and tips in these articles and videos to get the most out of your refrigerator.

How to Replace the Water Filter in a Universal/Multiflex Refrigerator

How to Replace the Water Filter in a Universal/Multiflex Refrigerator

Learn how easy replacing the water filter in a Universal/Multiflex refrigerator is.…

How to Replace the Water Filter in a KitchenAid Refrigerator

How to Replace the Water Filter in a KitchenAid Refrigerator

Discover how easy it is to replace the water filter in your KitchenAid refrigerator.…

Troubleshooting a refrigerator not cooling video

Troubleshooting a refrigerator not cooling video

Learn what to check if the inside of your fridge is wayyyy too warm.…

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