Reference material
Winterization checklist
| Done | Task |
|---|---|
| □ | Turn off all heat/power sources |
| □ | Drain fresh and waste tanks |
| □ | Drain/bypass heater per manual |
| □ | Open low points and exterior fixtures |
| □ | Clear pump, strainer and filter bowls |
| □ | Blow out only at approved pressure/method |
| □ | Use only potable RV/boat antifreeze if specified |
| □ | Protect traps/toilet/valves |
| □ | Label system as winterized |
| □ | Flush/sanitize before return to service |