Whirlpool gas valve = integrated control assembly with thermostat, ECO, gas solenoid, FVIR sensor (if equipped), LED indicator. When 7 LED flashes appears, internal fault detected. Replacement dealer-only.
What it does
- Controls gas flow to burner
- Senses water temperature
- Provides ECO safety
- Senses flammable vapors (FVIR units)
- Displays diagnostic flash codes via LED
Why dealer-only
- Gas-line work requires licensed plumber
- Factory calibration for NG vs LP
- FVIR sensor installation critical to prevent false trips
- Warranty voided if non-licensed installer
Symptoms
- 7 LED flashes
- Pilot lights but main burner won\'t fire
- Burner won\'t shut off (stuck solenoid — dangerous)
- LED doesn\'t illuminate
- Erratic flash codes
Cost
- Gas valve assembly: $200-400 OEM
- Labor: $250-500
- Total: $450-900
Warranty
Covered under 6-year standard / 9-year Energy Smart parts warranty.
NG to LP conversion
Requires Whirlpool/AO Smith LP conversion kit + licensed installer.
Replace valve or unit?
8+ year-old units: replacement approaches 50% of new-unit cost. Most installers recommend new. Inside warranty — replace valve.
Bottom line
Dealer-only. Don\'t operate if stuck-open solenoid suspected.