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Use the following troubleshooting information to resolve possible problems with your filter.
WARNING — THIS FILTER OPERATES UNDER HIGH PRESSURE
When any part of the circulating system, (e.g., closure, pump, filter, valve(s), etc.), is serviced, air can
enter the system and become pressurized. Pressurized air can cause the top closure to separate which
can result in severe injury, death, or property damage. To avoid this potential hazard, follow these
instructions:
1. If you are not familiar with your filtering system:
2. Before repositioning valve(s) and before beginning the assembly, disassembly, or any other
3. Whenever installing the filter closure FOLLOW THE FILTER CLOSURE WARNINGS EXACTLY.
4. Once service on the irrigation system is complete FOLLOW INITIAL START-UP INSTRUCTIONS
5. Maintain irrigation system properly. Replace worn or damaged parts immediately, (e.g., closure,
6. Be sure that the filter is properly mounted and positioned according to instructions provided.
Note: Turn off power to unit prior to attempting service or repair.
Problems and Corrective Actions
PROBLEM
irrigation water not sufficiently clean 1. Break in the line.
High filter pressure
Short cycles between cleaning
a. Do NOT attempt to adjust or service without consulting your dealer, or a qualified
technician.
b. Read the entire Installation & User's Guide before attempting to use, service or adjust the
filtering system.
service of the filter system: (A) Turn the pump OFF and shut OFF any automatic controls
to ensure the system is NOT inadvertently started during the servicing; (B) open the manual air
bleeder valve; (C) wait until all pressure is relieved.
EXACTLY.
pressure gauge, valve(s), o-rings, etc.).
CAUSE
2. Too frequent a backwash cycle.
3. Improper amount or wrong sand size.
4. Channeling of sand allows dirty water
downstream of the filter.
5. Air strainer is damaged or missing.
1. Insufficient backwashing.
2. Sand bed plugged with mineral deposits.
3. Partially closed valve.
1. Improper backwash.
2. Exceptionally dirty water.
3. Plugged sand bed.
4. Flow rate too high.
Troubleshooting
REMEDY
Repair breaks in system and flush all dirt from system
prior to restarting the system.
Add additional tanks to increase filtration capacity
between backflush cycles.
Check sand bed Freeboard and sand size or
consult a service technician.
Rake the sand and consult your dealer to determine the
cause of channeling.
Replace damaged components.
Backwash until effluent runs clear.
Rake or replace sand.
Open valve or remove obstruction in return line.
Backwash until effluent runs clear.
Install additional tanks to increase filtration capacity.
Manually remove top 1" surface of sand bed,
replace with new sand.
Install additional tanks to increase filtration capacity.
Aqua-Clear
™
Fiberglass Sand Filter Installation and User's Guide
9
Section 4
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