Water Heater Pilot Light Keeps Going Out - Washington Troubleshooting Guide
Why This Happens in Washington
Moisture affecting combustion, Rusted burner assembly, Drafts from older homes
Common Causes
Dirty thermocouple
Faulty gas control valve
Clogged burner assembly
Drafts blowing out the flame
Overheating from sediment buildup
WA - Specific Causes
Moisture affecting combustion
Rusted burner assembly
Drafts from older homes
Symptoms
Pilot lights but goes out after a few seconds
No hot water
Burner won’t ignite
Rotten egg smell (gas leak call immediately)
Fixes
Clean or replace thermocouple
Clean burner assembly
Replace gas control valve
Flush tank to remove sediment
When It’s Not Repairable
If the tank is 10–12+ years old, sediment overheating may have damaged internal components.
Call Now (425)426-0042 for Washington Water Heater Repair
Same‑day service in Lake Stevens, Everett, Marysville, Lynwood, Arlington and Granite Falls
Liberty Tradesmen
Liberty Plumbing and Heating, LLC
Licensed • Bonded • Insured
AZ ROC #344448 (Plumbing)
AZ ROC# 350910 (HVAC)
WA L&I # LIBERT*746N5
UBI 606221291
AZ HVAC Navigation:
Buckeye
AC Repair
AC Maintenance
HVAC Installation
Verrado
AC Repair
AC Maintenance
HVAC Installation
Tartesso
AC Repair
AC Maintenance
HVAC Installation
Goodyear
AC Repair
AC Maintenance
HVAC Installation
Avondale
AC Repair
AC Maintenance
HVAC Installation
Litchfield Park
AC Repair
AC Maintenance
HVAC Installation
Surprise
AC Repair
AC Maintenance
HVAC Installation
Liberty Plumbing and Heating, LLC DBA Liberty Tradesmen
© 2026 Liberty Tradesmen
WA Navigation:
Washington Location (Plumbing Only)
Lake Stevens
Everett
Snohomish
Marysville
Monroe
Granite Falls
Arlington
AZ Plumbing Navigation:
Buckeye
Goodyear
Avondale
Litchfield Park
Surprise
Verrado
Tartesso