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Removing Sand and Gravel From Filter:
A. Remove both drain plug and the drain fitting. Sand
and water will drain from tank. A "wet-vac" can be
used to assist with sand and gavel removal if the fil-
ter's lid has been removed.
B. To completely flush filter tank of sand, remove the lid
and flush the inside of the tank with a hose.
C. Thoroughly clean sand from all parts and from tank
drain opening before reassembling drain fitting.
Bulkhead Fitting:Do Not Turn
Drain Fitting
Figure 9: Drain Fitting Assembly.
TROUBLESHOOTING
GUIDE
1. Short Cycle between backwashes:
NOTICE: Time between backwashes will vary with each
installation and between different areas of the country.
Ask installer about normal backwash interval in your
area. The following causes and remedies are for cycle
times shorter than normal for your area.
A. Flow rate too high or filter too small; consult dealer
for system sizing recommendations.
B. Water is chemically out of balance; consult pool
serviceman.
C. Excess dirt/dust in pool; vacuum pool directly to
waste.
D. Body oil/lotion build-up in filter; consult dealer for
chemical filter cleaners and follow cleaner manufac-
turer's instructions.
E. Filter inadequately backwashed. See instructions
under "Startup/Operation", Page 6.
F. Algae in pool. Consult pool professional about proper
chemical maintenance.
G. Residual chlorine level too low. Consult pool profes-
sional about proper chemical maintenance.
H. Inspect filter sand for solidification caused by dust,
calcium, skin oils, or suntan lotions.
2. Low Flow:
A. Pipe blocked downstream from filter; remove
obstruction.
B. Piping too small; use larger pipe (consult dealer for
sizing).
C. Plugged pump; plugged hair and lint trap or skimmer
basket. Clean thoroughly.
3. Pool Water Not Clear:
A. Water is chemically out of balance; consult pool pro-
fessional.
B. Filter is too small; consult dealer about equipment
sizing.
C. Sand in pool means broken lateral. Drain both water
and sand out of tank. Remove lid; follow procedure
Drain Plug
under "Filter Setup", Page 5, and follow instructions
with new lateral to replace broken part.
damage, follow instructions under 'Lid Installation', Page
6, and Figure 5).
1. Follow lid removal procedure, Page 5.
2. Replace lateral according to instructions supplied with
new lateral.
3. Reassemble filter according to instructions on Page 5 and
under "Filter Setup", Page 5.
9
To avoid severe injury or major property
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