Quick checklist for do it yourself winterizing and start up:

WINTER

Fresh Water system
• Drain all water lines
• Empty water heater
• Close bypass valves on back of water heater
• Drain fresh water storage tank
• Empty toilet
• Drain shower hose
• Pump RV antifreeze through system

Waste water system
• Pour antifreeze in “p” traps
• Flush and clean all holding tanks
• Inspect termination valves
• Lube valves    

LP System
• Turn off all appliances completely
• Tank service valve off
• Plug service valve outlet
• Cap POL fitting
• Remove/store LP cylinders
• Clean and cover regulator
• Disarm LP leak detector

Water heater
• Turn completely off
• Cover opening

Furnace
• Cover intake/exhaust vents Refrigerator
• Turn completely off
• Clean and dry inside
• Block door open
• Cover exterior vent opening
• Install screen on roof vent

Range
• Turn completely off
• Clean and dry

Battery systems
• Disconnect all batteries and tape off ends or wire with electrical tape.
• Fill and charge all batteries before storage

120 volt AC system
• Unplug and store shore line.

Roof
• Check seams
• Reseal as necessary

Roof air conditioner
• Install cover

Windows
• Check sealants and reseal as necessary

Awnings
• Clean and dry

Tires
• Inspect
• Apply protectant
• Cover

SPRING

Roof
• Inspect sealants and reseal as necessary

Windows
• Uncover and air out

Battery systems
• Reinstall and reconnect all batteries
• Clean contacts and tighten terminals
• Check electrolyte levels
• Charge fully
• Reinstall dry cell batteries in safety devices

120 Volt Systems
• Inspect shore line cord/clean contacts
• Verify polarity
• Test GFI

Fresh water system
• Sanitize fresh water tank
• Pump fresh water through system
• Drain and refill tank
• Add freshener

Waste water system
• Check operation of termination valves
• Drain and flush tanks
• Add chemical
• Inspect flexible sewer hose
• Replace seals if necessary

LP System
• Inspect LP cylinders
• Connect LP assembly
• Leak test fittings

Water Heater
• Uncover vents
• Blow out burner area

Refrigerator
• Uncover vents
• Insure free flow of air
• Blow out burner area

Furnace
• Uncover intake/exhaust vents
• Vacuum around combustion chamber inside
• Clean wall thermostat contacts
Range
• Clean
Open LP Service Valve
• Light one stove burner
• Light all other appliances and let cycle
• Activate LP leak detector
Roof Air Conditioner
• Clean filters
• Remove cover
• Inspect condenser fins
Hitching
• Inspect brakes
• Check operation of break away switch
• Check axle bearing condition
Miscellaneous To Do
• Wash exterior
• Lube compartment locks
• Test all lights, running gear, etc.
• Inflate all tires to proper PSI.
• Check lug nut torque
• Insure that fire extinguisher is operable