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9

SYSTEM INSPECTION

General:

Wash the outside of the filter with a mild detergent and water. Rinse off with a
hose.

NOTICE: 

DO NOT use solvents to clean the filter; solvents may damage plas-

tic components in the system.

NOTICE: 

Open the air bleed valve and bleed all air from the filter each time

the pump is stopped and restarted.

Weekly Inspection:

1. Remove debris from the pool skimmer basket.
2. Stop the pump; open the air release valve to release all pressure. 
3. Remove the trap cover and basket; remove debris.
4. Check the pump for leaks. If found, see the pump owner's manual.
5. Replace the trap basket and the cover. Tighten the cover securely hand

tight. DO NOT use a lid wrench to tighten it.

6. Start the pump. When the filter air release valve runs a solid stream of

water, close the valve.

7. When the system has returned to normal operation, check the filter pres-

sure. If the filter pressure is 10 PSI (69kPa) or more higher than the initial
startup pressure, the filter needs cleaning. See “Module Cleaning
Procedure”, Page 8.

WINTERIZING

Explosion hazard. Purging the system with compressed air can

cause components to 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. Allowing the filter to freeze will dam-

age it and will void the warranty.
1. Clean the filter according to instructions (Page 8) before winterizing. 
2. Stop the pump.
3. Open the air release valve; open all the system valves.
4. Remove the drain plugs from the trap, pump, and filter.
5. Drain the system piping.

A. Gravity drain system as far as possible.
B. Protect areas which retain water with non-toxic propylene glycol 

antifreeze (“RV antifreeze”).

6. Loosen the union nuts (if used) to drain all water from the filter interior.

Leave these nuts loose until the system is restarted.

7. Disassemble the filter (follow instructions under “Filter Disassembly”, Pages

6 and 7). Remove the filter module and store it in a warm, dry area.

8. If the filter is equipped with an optional internal spring check valve (in the

tank outlet), manually open the check valve to allow any water trapped in
the tank to drain.

9. Cover the filter with plastic or tarpaulin to prevent water entrance and

freezing.

NOTICE

The filter outlet piping will not empty
through  the filter drain. Make sure that
the outlet piping has a separate drain for
winterizing.

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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