Kenmore Elite 79578546800 refrigerator Parts

Most Kenmore Elite refrigerators, including model 79578546800, typically last 10 to 15 years with normal household use. Regular maintenance (especially cleaning condenser coils and keeping door gaskets sealing) is what most often determines whether you land closer to 10 years or closer to 15.

Typical lifespan and what affects it

A refrigerator’s life is mainly driven by how hard the sealed system and fans have to work, plus how well the doors seal.

• Clean condenser coils regularly so the compressor does not run excessively
• Keep door gaskets clean and sealing to prevent warm air leaks
• Avoid overpacking vents; good airflow reduces run time
• Set stable temperatures (about 37°F fresh food, 0°F freezer)
• Replace water filters on schedule if your unit has a dispenser/ice maker

For model-specific care and cleaning guidance, follow the 79578546800 owner’s manual.

Quick “repair vs replace” guide

Use this as a practical decision tool when a major failure happens.

Situation	What it usually means	Common next step
0 to 5 years old	Often worth repairing	Repair is usually cost-effective
6 to 10 years old	Depends on part and condition	Compare repair cost to replacement
10 to 15 years old	End-of-life range	Repair only if minor and low cost
15+ years old	Beyond typical lifespan	Replacement is usually the better value

Why it matters

Once a refrigerator gets into the 10 to 15 year range, small issues like poor airflow or a weak door seal can make the compressor run longer and raise energy use. The manual notes that under normal conditions the compressor can run a significant portion of the time, and warm rooms or frequent door openings increase run time; reducing that workload helps extend service life.

Maintenance parts that can extend life

These are common “supporting” parts that help the refrigerator run efficiently when they are in good shape:

• Refrigerator door gasket MDS64172919 (prevents warm air leaks)
• Refrigerator condenser coil ACG73964501 (helps shed heat efficiently)
• Refrigerator evaporator fan blade 5901JA1021A (supports airflow across the evaporator)

Last updated: January 2026

On Kenmore Elite model 79578546800, dH/DH indicates a defrost heating problem (the refrigerator is not sensing normal defrost heater operation). This commonly points to a defrost system issue such as the defrost heater circuit, wiring, or the control not completing defrost.

What to do first (safe checks)

• Unplug the refrigerator or turn off power at the breaker before removing panels.
• Make sure the doors close fully and the gaskets seal; warm air leaks can worsen frost buildup.
• Check that interior air vents are not blocked by food packages (restricted airflow can mimic cooling problems).
• If you see heavy frost on the rear freezer panel, the defrost system is a top suspect.
• Review the troubleshooting section and control information in the 79578546800 owner's manual.

Common causes of a dH/DH defrost heating issue

Most bottom-mount refrigerators that show dH/DH are reacting to one of these conditions:

• Failed defrost heater
• Loose or damaged wiring connection in the heater circuit
• Frosted-over evaporator area from repeated door openings or poor door sealing
• Control board or sensor logic not completing a defrost cycle

Quick symptom-to-cause guide

What you notice	What it usually means	What to check next
Freezer cold but fridge warm	Airflow blocked by frost	Frost on rear freezer panel, vents
Fan noise changes, weak airflow	Evaporator area iced up	Evaporator fan area, frost pattern
Water/ice under crisper after thaw	Defrost meltwater not draining well	Drain path and drain tube

Why it matters

When defrost heat is not working correctly, frost can build up on the evaporator and restrict airflow. That often leads to a warm fresh-food section, longer run times, and inconsistent temperatures.

Parts that may be involved

If you confirm a defrost-related failure and need a model-matched replacement, use the parts list for model 79578546800. For example, the sealed-system side includes components like the lg refrigerator defrost heater 5300JK1005D (only replace parts after proper diagnosis).

Last updated: January 2026

Common problems on the Kenmore Elite 79578546800 bottom-mount refrigerator are weak or no cooling, frost buildup, water leaks, doors not sealing or closing, and unusual fan or compressor noises. Most fixes start with cleaning condenser coils, confirming doors seal tightly, and checking the defrost and airflow system per the 79578546800 owner's manual.

Most common symptoms and what usually causes them

• Not cooling or warm temperatures: dirty condenser coils, airflow blockage, evaporator fan issue, or sealed-system trouble
• Frost or ice crystals on food: door not closing fully, frequent door openings, or defrost system problems
• Water puddles or leaks: clogged/iced drain path, cracked drain tube, or loose water line connections
• Doors won’t close or seal: unit not level, bins/shelves out of position, sticky or damaged gasket
• Noises (buzzing, clicking, rattling): fan blade hitting ice, condenser fan motor issues, or compressor-related noise

Quick checks we recommend first (fast, low-cost)

1. Check door closure and sealing: push doors firmly shut; make sure shelves, pans, and door bins are fully seated.
2. Level the refrigerator: the front should sit slightly higher than the rear to help doors close.
3. Clean the condenser coils: dirty coils reduce heat transfer and make the compressor work harder.
4. Look for frost patterns: heavy frost on the evaporator cover often points to a defrost or airflow issue.
5. Inspect for water at the bottom: confirm the drain path is clear and the drain tube is not split.

Parts that commonly relate to these problems

Symptom	Part that often relates	What it does
Frost buildup, warm fridge	Lg refrigerator defrost heater 5300JK1005D	Melts evaporator frost during defrost cycles
Door not sealing, moisture/frost	Refrigerator door gasket MDS64172919	Keeps warm, humid air out
Water under unit or in compartments	Refrigerator drain tube 5251JA3003D	Routes defrost water to the drain pan
No water/ice or slow fill	Lg refrigerator water inlet valve 5221JB2006K	Controls water flow to dispenser/ice maker

Why it matters

Cooling, frost, and leak complaints are often connected: a poor door seal or dirty condenser coils can raise temperatures, increase run time, and create excess moisture that turns into frost or drain overflow. Addressing airflow, sealing, and coil cleanliness first prevents repeat failures.

Last updated: January 2026

Kenmore Elite refrigerator model 79578546800 is a bottom-freezer refrigerator in the Kenmore 795 platform. For the exact exterior dimensions and capacity for your specific color code, use the specifications section in the 79578546800 owner's manual.

What “size” usually means (and what to check)

When customers ask for size, they typically need one or more of these:

• Overall width, height, and depth (for fit in a kitchen cutout)
• Depth with handles versus cabinet-only depth
• Door swing clearance (space needed for doors and freezer drawer to open)
• Total capacity (cu. ft.) and usable shelf/bin space
• Clearances for airflow behind and above the refrigerator

How to measure your refrigerator accurately

Use a tape measure and match common manufacturer measuring points:

• Measure width at the widest cabinet point (not the doors ajar).
• Measure height from the floor to the top of the cabinet/hinge cover area.
• Measure depth two ways: without handles and with handles.
• Add extra space for door swing and freezer drawer pull-out.

Planning guide: what to record

This quick checklist helps you compare your current unit to a replacement.

Measurement to record	How to record it	Why it matters
Width	widest cabinet point	Cutout fit
Height	floor to top	Overhead cabinet clearance
Depth (no handles)	back to front of doors	Counter depth planning
Depth (with handles)	back to handle front	Walkway clearance

Why it matters

Correct sizing prevents problems like doors hitting cabinets, the freezer drawer not opening fully, or poor airflow that can affect cooling performance. If you are troubleshooting warm temps or long run times, cleaning the condenser area and checking the door seal (such as the refrigerator door gasket MDS64172919) often helps.

Last updated: January 2026