Steel vs. Aluminum Tank & the Anode Rod Question
GET THIS WRONG AND YOU EITHER SKIP REQUIRED MAINTENANCE OR WASTE MONEY ON A PART THAT DOESN’T EXIST
Owner guide
Suburban & Atwood/Dometic Water Heater Troubleshooting Guide
Tech-reference depth on the two water heater brands in most RVs: ECO reset location, DSI fault diagnostics, tank type differences that trip people up, and real service intervals. Steel vs. Aluminum Tank & Anode Rules ECO...
Active corridor: Montana · Wyoming · Idaho · Washington — case-by-case beyond.
Field notes
Tech-reference depth on the two water heater brands in most RVs: ECO reset location, DSI fault diagnostics, tank type differences that trip people up, and real service intervals. Steel vs. Aluminum Tank & Anode Rules ECO Reset & No-Ignition Diagnostics DSI Fault Sequence Service Intervals
ECO Reset & No-Ignition Diagnostics
WORK THE LIST IN ORDER BEFORE CONDEMNING THE IGNITER BOARD
DSI (Direct Spark Ignition) Fault Diagnostics
GAS AND ELECTRIC MODES FAIL FOR DIFFERENT REASONS
Service Intervals
Suburban anode inspection Every 3 months if usage is heavy; minimum annual check Suburban anode replacement At 75% consumption or annually, whichever comes first Tank flush (both brands) Every 3–6 months, more often i...
Chasing a Fault Code You Can’t Nail Down?
Talk it through with us before you start swapping parts, or skip straight to a mobile visit.
Related: All guides · Book a Service · Pricing
Pricing teaser
Trip fee $75 within 30 miles, then $1.50/mi. Labor ~$150/hr (1-hour minimum, billed in 30-minute increments). Diagnostic $150 applied toward repair if you proceed.
Active corridor: Montana · Wyoming · Idaho · Washington — case-by-case beyond. Credentials (text): Victron Professional Certified Installer · weBoost Authorized Installer · Peplink Certified Associate · Dometic Professional Certified.