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10
PROBLEM
Flow to system diminished.
Sand in irrigation lines
Sand loss to waste
Leak at closure
Leak at bulkhead
™
Aqua-Clear
Fiberglass Sand Filter Installation and User's Guide
CAUSE
1. Break in line.
2. Filter needs to be cleaned
3. Valve is closed
1. Broken under drain lateral.
1. Backwash rate too high.
2. Improper sand size.
3. Air strainer is damaged or missing.
1. Improperly tightened closure.
2. Dirt or contamination on sealing surface.
3. Damaged part.
1. Improper tightened bulkhead assembly.
2. Dirt or contamination on sealing surfaces.
3. Damaged part.
REMEDY
Repair line and flush the system before restart.
Backflush filter according to directions
Check pressures and valve settings.
Replace broken or damaged laterals.
Reduce backwash flow rate.
Change to proper sand.
Replace damage components.
Shut off pump, relieve tank pressure,
open air bleeder, tighten closure properly.
Shut off pump, relieve tank pressure, open
air bleeder, remove closure and clean all sealing
surfaces. Reassemble closure properly.
Same as above except replace damaged o-ring,
closure, tank or any combination of parts as required.
Shut off pump, relieve tank pressure, open air bleeder,
remove closure and remove sand to access leaking
bulkhead. Hold the 2" bulkhead and tighten the
2" internal locknut. Hand tighten plus 1/2 turn.
Shut off pump, relieve tank pressure, open
air bleeder, remove closure and remove sand to
access leaking bulkhead. Remove attached tank
internals and remove bulkhead assembly. Clean all
mating surfaces and seals. Replace the bulkhead
assembly, being careful to assemble properly.
Tighten assembly as indicated above.
Same as above except replace damaged part or
combination of parts.
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