RV Appliance Code Atlas

Suburban D/DE Water Heater Switch Prep

Use the Suburban D/DE water-heater control-switch page to capture switch and model details before support.

Owner-safe checklist

  • Record the water-heater model, D or DE control reference, switch position, indicator behavior, water-heating symptom, and purchase paperwork.
  • Save photos of the switch, control label if visible, exterior access door from a safe location, and product page used for comparison.
  • Shut the water heater down for fuel odor, water leak, abnormal heat, repeated shutdown, or unsafe operation.
  • Use Suburban support or qualified RV service for fuel system, installed power, water connections, parts, warranty, or repair decisions.

Official sources