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WINTERIZING
Tablet Dispenser
1. Close flow metering clamp and disconnect power
to water solenoid, if used, to prevent intake wa-
ter from entering tablet dispenser.
2. Flush toilet and activate treatment cycle several
times to leave just water in tank.
3. Carefully remove small tube from white “T”
fitting or check valve from water solenoid valve.
Drain tube into a clean plastic container.
4. Carefully remove the small tube at the bottom of
the black “T” fitting. Drain tube into a clean plas-
tic container.
5. Connect Tube removed in step 3 to black “T”
fitting
6a. White “T’ fitting:
Connect tube removed in step 4 to white “T”
6b. Water Solenoid Valve
plug tube removed in step 4
shut off water to valve
drain water from valve, hoses and strainer
7. Take solution collected in plastic container and
pour into toilet bowl. Rinse container and dis-
pose of properly.
8. Flush toilet several more times to dilute solution
and clear it from system.
Treatment Unit
WARNING: DO NOT use anti-freeze of any kind
to winterize the Purasan system.
1. Turn off power and disconnect wires to Purasan
2. Close seacocks.
3. Slowly open crossover plug
Caution: Open plug slowly if treatment tank is at
the lowest point water will spill out
4. Using a pump, remove water from both sides of
the treatment tank through crossover cap.
5. Disconnect and drain hoses.
Winterizing the Toilet - Follow the instructions in
the Owner’s Manual for that particular toilet.
IMPORTANT: If toilet requires anti-freeze or other
chemicals for winterizing, DO NOT allow these
chemicals to enter the Purasan system.
plug tube
removed in
step 4
step 6a
step 6b
step 1
step 3
step 4
step 5
crossover plug
Close
Remove
and drain
Remove
and drain
Connect
tube
removed
in step 3
Connect tube
removed in step 4