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Filter Re-Assembly 

Instructions

WARNING

RE-INSTALLING CARTRIDGES
1. Flush and drain any dirt or debris

2. Flush any dirt or debris from the upper

3.Carefully replace the cartridges over

the hubs on the bottom

 

seal plate.

4. Place top manifold securely on top

from the bottom of the lower filter body.

upper body and from around the manual 

air relief area.

of cartridges, aligning the return pipe with

the port in the manifold.

CLEAN SEAL RING AND SEAL SURFACE
1. Remove filter tank seal
2. With a clean cloth, wipe the lower filter

3. With a clean cloth wipe the upper filter

Notice: • Do not use any petroleum 

solvents 

to clean filter components. 

• Do not lubricate seal.

body seal surface and clean seal of all dirt 

and debris. (Fig 4) Do not use a solvent. 

body seal surface.

WARNING

This product should be installed 

and serviced only by

 

a qualified pool 

professional.

1. Place the metal reinforced seal

on lower

 

filter body. (Fig 4) Place

upper filter body on metal reinforced 

seal and lower filter body in a 

position which allows all operation 

and safety labels to be clearly visible 

and the upper filter body to be 

centered on the lower filter body. 

Press down firmly and evenly on the 

upper filter body to seat the seal. 

(Fig 7)

2. Replace the filter clamp around

3. Insert clamp bolt through the

Never rely on hand tightening of

4.

CLAMP WITH HAMMER OR METAL 

TOOLS.

5.

the upper and lower filter bodies. 

Hold the clamp ends to position the 

clamp on the filter bodies with the 

clamp ends adjacent to the safety 

and operation labels on the filter 

bodies. (Fig 7)

clamp ends and thread the clamp 

nut onto clamp bolt with rounded 

end of the nut (Fig 8) towards the 

ends of the clamp. 

clamp nut to clamp bolt. Using a 3/4” 

socket on a torque wrench, torque 

clamp nut to clamp bolt to 150 inch-

lbs. (Fig 9)

DO NOT HIT OR STRIKE

“Starting the Pump and Filter 

System” (Page 5).

BODY AND CLAMP RE-

ASSEMBLY

VACUUMING POOL

Vacuuming can be performed 

directly 

into the filter whenever 

needed. Clean cartridges after 

vacuuming, if required.

DRAIN 

PLUG

LOWER

FILTER

 BODY

ALIGN

LABELS

Figure 7

Clamp bolt

Rounded end of nut

Figure 8

Tighten clamp

bolt and nut

using a

torque

wrench to 150

inch-lbs.

Figure 9

 9

Summary of Contents for APF325PRO

Page 1: ...ONTAINS IMPORTANT INFORMATION ON THE OPERATION AND SAFE USE OF THIS EQUIPMENT THIS MANUAL IS INTENDED FOR THE END USER OF THIS PRODUCT CARTRIDGE FILTER FOR POOLS SPAS 877 278 2797 fax 877 289 2963 OWN...

Page 2: ...e of California to cause cancer and birth defects or other reproductive harm Wash hands after handling GENERAL SAFETY Read all manuals included with this product carefully Be thoroughly familiar with...

Page 3: ...ssional for more information This filter is not designed for backwashing If unit is plumbed backwards or backwashed it will damage the filter cartridge and will void the warranty Attention Installer T...

Page 4: ...ANCE B SIDE C ABOVE IN CM IN CM IN CM APF325PRO 37 94 18 46 16 48 TOP MANIFOLD CARTRIDGE FILTERS MODEL EFFECTIVE FILTRATION RATE DESIGN FLOWRATE Residential Commercial Net Weight FT2 M2 GPM LPM APF325...

Page 5: ...nter drain are convenient and accessible for operation service maintenance and winterizing 2 Position filter body such that all operation and safety labels are visible 3 Position filter so the filter...

Page 6: ...lve only when a steady stream of water not air or air and water mix is discharged from the manual air relief valve 2 Return to filter to CLOSE manual Figure 2 Manual Air Relief shown open Figure 1 Pla...

Page 7: ...ding both ends of the filter clamp carefully spread the clamp ends Remove the clamp by lifting over the upper filter body Do not to drop the clamp during removal because the clamp could be damaged Do...

Page 8: ...of algae calcium carbonate residue from calcium hypochlorite iron or other minerals soak the cartridge in a solution of one part muriatic acid to twenty parts water 6 fl oz per gallon of water until...

Page 9: ...er body in a position which allows all operation and safety labels to be clearly visible and the upper filter body to be centered on the lower filter body Press down firmly and evenly on the upper fil...

Page 10: ...the OPEN position 4 Wait until all water leakage has stopped 5 The air relief valve can be removed by screwing the whole parts counter clockwise This product should be installed and serviced only by...

Page 11: ...start up pressure the filter needs to be cleaned Refer to the Cartridge Cleaning section of this owner s manual Page 8 Winterizing Protect the filter from freezing If possible take the system indoors...

Page 12: ...ions in the Cartridge Cleaning section of this owner s manual Page 8 t Excessive air in filter Vent all air from the filter tank and check system for suction pipe leaks Also check and clean air bleed...

Page 13: ...5 4 8b Cartridge Element for 525 4 9 O RING 1 10 Adaptor 1 11a Outlet Pipe for 325 425 1 11b Outlet Pipe for 525 1 12 Inlet Elbow 1 13 Inlet Elbow 1 14 Bottom Seal Plate 1 15 Lower Filter Body 1 16 1...

Page 14: ...specific legal rights and you may also have other legal rights which vary from state to state In no event whether as a result of breach of contract warranty tort including negligence or otherwise shal...

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