Aqua-Hot 600D and 675D Reporter winterization prep

Use the official 600D/675D use and care guide to capture Reporter, winterization, and service-call details.

Owner-safe checklist

• Record whether the unit is a 600D or 675D, plus serial number, Reporter messages, and selected heat source.
• Record winterization status, antifreeze observations, and whether hot water or coach heat is affected.
• Use Aqua-Hot authorized service for closed heating-loop, diesel, electric-heat, pump, or valve diagnosis.

Official sources

• Aqua-Hot 600D and 675D Use and Care Guide