A Winterizing Checklist For Boaters

It’s that time of the year in many parts of the United States – time to put the boat (s) away for the winter. Here’s a checklist for winterizing your boat (s) courtesy of Boat US. Print it to keep a copy handy.

Engine Room

Engine(s)

____ Fill fuel tanks and add stabilizer to gasoline
____ Change oil and filter
____ Change fuel filters/separators in engine(s)
____ Check coolant level in freshwater-cooling system and add coolant if necessary
____ Run antifreeze through raw-water-cooling system
____ Make sure water strainers are filled with antifreeze
____ Fog cylinders in gasoline engines
____ Top up battery electrolyte level and put batteries on marine charger

Installed Generator

____ Change oil and filter
____ Change fuel filters/separators
____ Check coolant level in freshwater-cooling system and add coolant if necessary
____ Run antifreeze through raw-water-cooling system
____ Make sure water strainers are filled with antifreeze

Other Generator

____ Flush and fill air conditioning system with antifreeze
____ Run antifreeze through watermaker and pickle as per owner’s manual

Preparing your boat for winter storage will result in less headaches in the spring.
Preparing your boat for winter storage will result
in less headaches in the spring.

Outboards

____ Fill installed fuel tanks and add stabilizer
____ Turn off fuel supply and fog while running
____ Drain gear case and add fresh lubricant

Outdrives

____ If water intake is in lower unit, flush and run antifreeze through using muffs
____ Drain gear oil and add fresh lubricant
____ Inspect/replace anodes

Belowdecks

____ Pump out holding tank and add antifreeze to head
____ Drain water heater and bypass it
____ Drain freshwater system and run antifreeze through it
____ Run antifreeze through refrigeration, deck washdown pump, etc., per owner’s manual
____ Drain shower sump and other places where water pools
____ Remove food
____ Open lockers to air
____ Take home cushions or store on their sides
____ Take home portable electronics
____ Close propane valves and take home portable canisters
____ Verify bilge pump and switch operate properly
____ Clean and dry bilges
____ Secure all ports and hatches
____ Turn off all circuit breakers

In The Water

____ Close all seacocks except for cockpit drains
____ Plug exhaust ports
____ Check docklines and chafe guards – center boat in slip
____ Add or adjust fenders for proper placement

Before You Go

____ Tie off tiller/steering wheel
____ Cover/shrinkwrap boat
____ Lock cabin and leave spare key with marina manager

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One Response to “A Winterizing Checklist For Boaters”

  1. Avatar

    Joe Schofield

    All good advice….will save you from having problems next season!

    Reply