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Quad D.E.
®
Filter Installation and User’s Guide
Section 6
Troubleshooting
Use the following troubleshooting information to resolve possible problems with your Quad D.E.
®
Filter.
WARNING — THIS FILTER OPERATES UNDER HIGH PRESSURE.
When any part of the circulating system, (e.g., clamp, pump, filter, valve(s), etc.), is serviced, air can
enter the system and become pressurized. Pressurized air can cause the lid to be blown off which
can result in severe injury, death, or property damage.
1. If you are not familiar with your pool filtering system and/or heater:
a. Do NOT attempt to adjust or service without consulting your dealer, or a qualified pool
technician.
b. Read the entire Installation & User’s Guide before attempting to use, service or adjust the
pool filtering system or heater.
Note: Turn off power to unit prior to attempting service or repair.
Problems and Corrective Actions
Problem Corrective Action
AIR ENTERING THE FILTER Correct any conditions in your filtration system a. Low water level in pool or spa - skimmer is
that allow air to enter the system. starving for water with pump running.
Add water to pool or spa.
b. Air bubbles or low water level in pump hair
and lint pot are caused by the following factors:
(1) Low water level.
(2) Clogged skimmer basket.
(3) Split suction cleaner hose.
(4) Leak in pump hair and lint pot lid.
(5) Leak in pump suction line.
c. Air bubbles coming out of water return lines into
pool or spa with pump running, see steps a-b,
above.
d. Air is discharged from the High Flow™ manual air
relief valve on top of the filter when the valve is
opened with the pump running, see steps a-b
above.
LIMING-UP A stiffening of the fabric caused by mineral deposits. a. Removal of these may be accomplished by
It usually is due to deposits of either magnesium or soaking the grids in six (6) parts water to
calcium or both. one (1) part hydrochloric acid (muriatic acid).
b. Refer to page 10, Cleaning Filter Elements
with muriatic acid for cleaning instructions.
CLOUD OF DIRT A brief "cloud" of dirt may appear immediately when a. This is a characteristic of diatomite filters.
the filter starts.
SHORT FILTER RUNS Until the water initially put into the pool has been a. Plaster dust can be responsible for short
completely filtered, short filter runs are normal. filter runs, requiring frequent cleaning.
b. Elements may be loaded with oils, debris, etc.
Clean elements, refer to Cleaning Filter Elements
on page 11.
c. Overcharging with D.E., refer to page 8.