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5

INSTALLATION 

Installation of filter should only be done by qualified, licensed personnel.

Assembly

• Unpack the pump or pump and base and check for transit damage.
• Open the accessory package.
• Install hoses with adapters and clamps provided in the accessory package. Run

one line from the skimmer to the pump suction port and the other line from the
filter outlet to the pool inlet fitting.

Filter mount must:

• Be solid, level, rigid, vibration free, and provide for adequate drainage.
• Be as close to pool as possible to reduce pressure loss from pipe friction.
• Be protected from excess moisture.
• Provide weather and freezing protection.
• Provide adequate ventilation to prevent motor from overheating.
• Provide space and lighting for easy access for servicing pump and piping (See

Figure 2, Page 4, for space requirements).

• Be installed with the trap suction inlet below the pool water level at all times (to

allow pump to prime).

Piping 

(See Figure 1B for correct connections)

:

• Piping must conform to local/state plumbing and sanitary codes.
• Use teflon tape, Plasto-Joint Stik

®1

, or Silastic RTV #732

®

on all male connec-

tions of plastic pipe and fittings. 

DO NOT use pipe compounds on plastic pipe;

it will cause the pipe to crack. Do not use sealant on unions – assemble them
dry and hand tight.

• Support pipe independently to prevent strains on filter.
• Fittings restrict flow; for best efficiency use fewest possible fittings.
• For ease of maintenance, use AquaTools™ union couplings to connect the pip-

ing to the filter inlet and outlet ports.

• Keep piping tight and free of leaks: pump suction line leaks may cause trapped

air in filter tank or loss of prime at pump; pump discharge line leaks may show
up as dampness or jets of water.

• 

NOTICE: 

Overtightening can crack filter ports.

Valves:

• Install valves on both sides of the filter to isolate filter for easy servicing.

NOTICE

: Install heater downstream of filter. If heater does not incorporate a

check valve, install one at the heater inlet to prevent hot water from backing up
into the filter. Filter modules damaged by excessive heat will void the warranty.

• A check valve installed ahead of filter inlet will prevent contaminants from

draining back into pool.

Electrical:

BE SURE

filter grounding and bonding meets local and National Electrical Code

standards. All wiring, grounding and bonding of associated equipment must meet
local and National Electrical Code Standards.

1

Lake Chemical Co., Chicago, IL

NOTICE

Make sure that the filter and all pip-
ing can be drained for winterizing.
See “Winterizing”, Page  9.

Summary of Contents for AT8230

Page 1: ...erica 800 752 0183 FAX 800 582 2217 International 262 728 5551 FAX 262 728 4461 TELEX ITT 4970245 2002 Printed in U S A AT339 Rev 4 30 02 This manual should be furnished to the end user of this filter...

Page 2: ...ternal source of pressurized water 2 Use equipment only in a pool or spa installation 3 Trapped air in system can cause explosion BE SURE all air is out of system before operating or testing equipment...

Page 3: ...locked in place before operating filter Maintain pressure gauge in good working order Replace a damaged gauge immediately Cleaning interval is based on pressure rise not on length of time filter is o...

Page 4: ...PLD70 AT8230 AT8236 Table 1 Recommended DE Manufacturers Johns Manville Celite 545 GREFCO Inc Decalite 4200 Eagle Picher Minerals Inc Celatom Table 2 Filter Specifications AT8230 AT8236 Filter Area sq...

Page 5: ...plastic pipe it will cause the pipe to crack Do not use sealant on unions assemble them dry and hand tight Support pipe independently to prevent strains on filter Fittings restrict flow for best effic...

Page 6: ...nd the upper tank shell Inspect and clean the O ring and all sealing surfaces Relubricate the O ring NOTICE Lubricate O ring only with the silicone grease provided or equiva lent as other lubricants m...

Page 7: ...lows 1 Press down on the small catch behind the safety latch and press or tap the latch out of the Tee slot in the tank see Figure 7 2 Snap the new latch into position NOTICE DO NOT operate the filter...

Page 8: ...down module Be sure to dispose of spent chemicals according to all applica ble codes and waste disposal ordinances Use a soft stream nozzle to minimize flying water and spray Risk of fire or explosio...

Page 9: ...o explode with risk of severe injury or death to anyone nearby Use only a low pressure below 5 PSI high volume blower when air purging the pump filter or piping NOTICE Protect the filter from freezing...

Page 10: ...thoroughly see Page 8 C Water is chemically out of balance consult pool professional D Excessive air in filter non precoated areas may plug Vent air from tank and check for pump suc tion pipe leaks C...

Page 11: ...424 9 2 x 1 1 2 Pipe reducer 2 U78 820P 10 Pressure gauge 1 15060 0000T 10A Pressure gauge screen 1 WC8 72D 11 Air bleed assembly 1 24800 0122 12 Filter module AT8230 1 27002 0030S 12 Filter module AT...

Page 12: ...t to negligence misappli cation improper installation or maintenance or other cir cumstances which are not in AquaTools direct control Full warranty coverage is in effect for one year after instal lat...

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