When an Amana furnace in Hayward will not light, or an Amana air conditioner hums without cooling, the cause is usually one small part: a worn contactor, a weak capacitor, a dirty flame sensor, a cracked igniter or a blocked condensate drain. Amana is part of the Daikin family and is built alongside Goodman equipment in Texas, so its everyday faults look much like Goodman’s. What sets Amana apart is the lifetime compressor and heat exchanger coverage on many of its models, which changes how a big repair should be weighed.
Amana heating and air conditioning equipment we work on
- Gas furnaces, including high-efficiency models such as the AMVC96, with plastic vent pipes and a condensate drain that has to stay clear.
- Central air conditioners, from the ASX16 to the variable-speed AVXC20.
- Heat pumps such as the ASZC18, which heat and cool from the same outdoor unit.
- Package units: heating and cooling in one outdoor cabinet, connected to the ducts through a wall or the roof.
What lifetime compressor and heat exchanger coverage really pays for
A lifetime limited warranty on an Amana compressor or furnace heat exchanger covers the part itself. It normally does not cover:
- the labor, which for a compressor means recovering the refrigerant, brazing in the new compressor, then evacuating and recharging the system;
- the refrigerant;
- the diagnostic visit.
Whether your unit has that coverage depends on its exact model, the installation date, whether you are the original owner and whether the unit was registered. Many manufacturers ask for online registration within a set period after installation, and some state that registration is not needed for installations in California. The warranty certificate or a lookup by serial number settles it, so keep a photo of the data plate on the outdoor unit and inside the furnace door. Warranty terms also exclude damage caused by neglect, which is why records of regular maintenance are worth keeping.
Amana furnace problems we see most
| What you notice | Likely cause | What it usually takes |
|---|---|---|
| Inducer motor runs, burners never light | Failed igniter, pressure switch fault or a full condensate trap | Testing each in order, then one part or a trap cleaning |
| Burners light, then shut off within seconds | Dirty flame sensor or a poor ground | Cleaning or replacing the sensor |
| Blinking light on the control board, no heat | The board is reporting a fault code | Reading the code before any part is replaced |
| Water on the floor under the furnace | Clogged or cracked condensate line, failed condensate pump | Clearing or replacing the drain parts |
| Furnace shuts off on high temperature | Dirty filter, closed registers or a weak blower | Restoring airflow, testing the limit switch and blower |
| Carbon monoxide alarm, soot or a lazy yellow flame | Combustion or venting problem | Turn the furnace off and call; inspection before restart |
The heat exchanger question
The heat exchanger keeps the flame and exhaust separate from the air your blower sends through the house. A crack or hole can let combustion gases into that air. Confirming one takes a careful inspection, with a camera where the metal cannot be seen and a combustion test, not a guess based on the age of the furnace. If a breach is confirmed, the furnace should not run until it is dealt with.
This is where Amana’s warranty matters most. The replacement heat exchanger may be covered, but swapping it means taking much of the furnace apart, so the labor is substantial. On a younger furnace the covered part often makes the repair worthwhile. On a furnace near the end of its life, a new furnace installation is often the better use of the money. We price both before you decide.
Air conditioners and heat pumps: contactors and capacitors first
On Amana outdoor units, as on Goodman, the contactor and the run capacitor wear out first. The contactor is the switch that powers the compressor and fan; the capacitor helps the motors start and keeps them running. Typical signs: the outdoor unit hums but the fan does not turn, it clicks without starting, or the fan runs while the compressor stays silent. Both are standard parts, usually replaced on the first visit. Variable-speed models such as the AVXC20 use model-specific electronic controls and report faults as codes, so diagnosis starts with the code. More on AC repair and heat pump service.
Repair or replace an Amana system
- One worn part on a system that heats and cools well: repair it.
- A failed compressor on a younger unit with coverage: the part is covered, you pay labor and refrigerant, and repair usually wins.
- A failed compressor or heat exchanger on an older system: compare that labor with a new system, especially if the unit has needed several repairs. Our guide on how long HVAC systems last helps with the age question.
Local notes
Many Hayward homes from the 1960s and 70s still run their original furnace, or one installed decades ago. Winter nights in the 40s are when weak igniters and dirty flame sensors show up, usually on the first cold evening after a summer of sitting idle. Where a furnace sits in the attic, a blocked condensate line can drip onto a ceiling before anyone notices. A yearly maintenance visit before the heating season catches most of the problems in the table above and leaves a record that supports a warranty claim.