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WINTERIZING
IMPORTANT
• Improper winter lay up is a major cause of
marine toilet failure.
• Use only nontoxic antifreeze.
• Flush toilet several times to clear waste from
system.
• Dispose of all antifreeze in accordance with
local and federal regulations.
• Winterize holding tanks, plumbing,
treatment systems (MSD’s), etc.
independently following manufacturer’s
instructions.
Sea Water Model
Parts Required
• 1 1/2" (38mm) I.D. piece of hose,
approximately 3 feet (1m) long
• 3/4" (19mm) I.D. piece of hose, approximately
3 feet (1m) long
• Two buckets
• Nontoxic antifreeze approximately 1 quart
(1 liter)
Steps
1. Close intake and discharge seacocks.
2. Turn off power to unit.
3. Disconnect and drain intake hose, discharge
hose and in-line strainer.
4. Connect short hoses to toilet’s intake and
discharge.
5. Place one bucket under hose connected to
toilet’s discharge.
6. Pour antifreeze in other bucket.
7. Place hose connected to intake pump into
bucket with antifreeze.
8. Turn on power to unit and flush until antifreeze
is removed from toilet.
9. Disconnect power to toilet.
WINTERIZING
4
Nontoxic
antifreeze