Watkins SilentFlo Circulation Pumps
Factory Replacement Circulation Pumps for all Hot Spring, Tiger River & Limelight Spas
Over the
See our warranty policy. Find with Parts Finder
Your factory original circulation pump will look like one of the pictures below
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Cal-200 & Cal-500
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Laing 303
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SilentFlo 5000
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SilentFlo 5000
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SilentFlo 5002
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1985-1988
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1989-1994
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1994-1995
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1995-2008
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1995-1996
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Discontinued
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Discontinued
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Discontinued
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Discontinued 3-08
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Discontinued 12-09
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If your circ pump isn't moving much (or any) water through the system,
there may be some easy fixes.
Is your heater reset button tripping or your red power light blinking?
The #1 cause of this nuisance is low water flow through the heater. The #1 cause of low water flow is clogged filters. Even if they look clean!
From 1989 forward, all Hot Spring and Tiger River circulation pumps draw water from a single filter. If that filter hasn't been chemically cleaned (recommended every 3 months) then the circ pump may not be able to drink enough water per minute. Once it draws water from the filter it then pushes it out to the heater. A semi-c
To eliminate a clogged filter as the culprit, clean your filter(s) with an approved spa filter degreaser. There are two types of filter cleaners for spa filters, ONLY USE A DEGREASER. The other type of filter cleaner is for removing calcium deposits which is an acid type cleaner that will permanently set up any accumulated lotions, body oils and cosmetics on your spa filter(s) and ruin them! Filters should be replaced every 3-5 years.
Is there any water at all moving through the system?
If your spa has sat dry for any length of time, the circ pump impeller could just be bound up.
We usually just tap on the wet end of the pump (the end where the vinyl tubing is connected) with a screwdriver handle. More times
If none of these suggestions help, then the circ pump is most likely worn out.
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