1. Close all water faucets
2. Refill water heater before turning on the breaker. Make sure pressure valve on top is open. When water reaches the top it will come out of this valve so make sure to stay near by so you can close it before there is any flooding.
3. Check entire cabin for water leaks.
4. Vacuum all rooms
5. Clean up all spider webs
6. Set sprinkler system to come on