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10
Winterizing the System
1. In areas that have freezing winter temperatures, the pool
equipment must be winterized to protect it from damage.
2. Backwash the filter. Switch off the pump and set the control valve
to the "Winterize" position.
3. Remove the drain port cap at the bottom of the filter.
IMPORTANT NOTE: Remove drain port cap only for draining
water from filter. Removing the entire fitting will allow sand to
drain also. The filter will drain slowly. Leave the drain port cap
off and store it during the time the system is shut down.
no pressure on it. Failure to do so can damage the valve diverter seal which can cause
property damage from leaking water.
4. Drain all appropriate system piping.
5. It is recommended that the pump and filter be covered with a
tarpaulin or plastic sheet to inhibit deterioration from the weather.
DO NOT wrap the pump motor with plastic.
6. In installations where the pump cannot be drained a 40%
Propylene Glycol 60% water solution will protect to -50° F
(-45.5° C)
Note: Do not use anti-freeze solutions except Propylene
Glycol; as other anti-freeze are highly toxic and will damage
the pump.
SAND DOLLAR
and CRISTAL-FLO™ II Top Mount Sand Filter Installation and User's Guide
®
All manuals and user guides at all-guidesbox.com
Allowing water to freeze in the system will damage the system
and cause potential water damage/flooding and potential property
damage.
The Multiport Valve should be left in the "Winterize" position during
the shutdown season so that the rubber seal of the valve diverter has
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