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GRATE AND FRAME OWNER’S MANUAL

WARNING - SUCTION ENTRAPMENT HAZARD

Suction in suction outlets and/or suction outlet 
covers which are damaged, broken, cracked, 
missing, or unsecured can cause severe injury and/
or death due to the following entrapment hazards:

Hair Entrapment:

  Hair can become entangled in suction outlet cover.

Limb Entrapment:

  A limb inserted into an opening of a suction outlet 

sump or suction outlet cover that is damaged, broken, cracked, missing, 
or not securely attached can result in a mechanical bind or swelling of 
the limb.

Body Suction Entrapment:

  A negative pressure applied to a large 

portion of the body or limbs can result in an entrapment.

Evisceration / Disembowelment Entrapment:

  A negative pressure 

applied directly to the intestines through an unprotected suction 
outlet sump or suction outlet cover which is damaged, broken, cracked, 
missing, or unsecured can result in evisceration / disembowelment 
entrapment.

Mechanical Entrapment:

  There is potential for jewelry, swimsuit, 

hair decorations, finger, toe, or knuckle to be caught in an opening of a 
suction outlet cover resulting in mechanical entrapment.

USE ONLY GENUINE WATERWAY REPLACEMENT PARTS.

IMPORTANT SAFETY INSTRUCTIONS

  Model Number:  640-479X V       9” x 9” Grate and Frame

©2021 Waterway Plastics

810-4790-2017.0621

2200 East Sturgis Road, Oxnard CA 93030 • Phone 805.981.0262 • Fax 805.981.9403

www.waterwayplastics.com • [email protected]

Designed,

Engineered & 

Manufactured 

in the USA.

Read and follow all instructions in this owner’s manual and on the equipment. Failure to follow instructions can cause 

severe injury and/or death.

SOFA INSTRUCTIONS

When installing and using this equipment, basic safety precautions shall always be followed, including the following: IMPORTANT 

SAFETY INSTRUCTIONS. READ, FOLLOW, AND UNDERSTAND ALL INSTRUCTIONS AND WARNINGS.

Any modification that increases the flow rate of the circulation system shall require re-evaluation of the cover/grate and sump to 

ensure that the flow rating of the Suction Outlet Fitting Assembly (SOFA) is not exceeded.

Missing, broken, or cracked cover/grates, sumps, mud-frames, or any other SOFA component shall be replaced before bathers are 

allowed to use the pool.

Loose cover/grates shall be reattached before bathers are allowed to use the pool.

SAVE THESE INSTRUCTIONS.

WARNING:

VGBA

2017

WHEN INSTALLING AND USING THIS EQUIPMENT, BASIC SAFETY 

PRECAUTIONS SHALL ALWAYS BE FOLLOWED, INCLUDING THE FOLLOWING: 

“IMPORTANT SAFETY INSTRUCTIONS”. READ, UNDERSTAND, AND FOLLOW 

ALL WARNINGS AND INSTRUCTIONS.

Содержание 640-479X V

Страница 1: ...PLACEMENT PARTS IMPORTANT SAFETY INSTRUCTIONS Model Number 640 479XV 9 x 9 Grate and Frame 2021 Waterway Plastics 810 4790 2017 0621 2200 East Sturgis Road Oxnard CA 93030 Phone 805 981 0262 Fax 805 981 9403 www waterwayplastics com waterway waterwayplastics com Designed Engineered Manufactured in the USA Read and follow all instructions in this owner s manual and on the equipment Failure to follo...

Страница 2: ...grate should be inspected frequently and replaced at least every seven years or if found to be damaged broken cracked missing or not securely attached WARNING Do not exceed the safe flow rate Do not increase flow through system by increasing pump size or horsepower Do not allow children to sit play or interact with main drains or suction outlet In order to remove the suction cover for service or w...

Страница 3: ... wall fitting after installation SOFA installation components with crack chunks or pieces broken off stripped screw holes brittleness and or unusual discoloration should be replaced The mounting surface or interior surface of the pool should be free of deterioration Start installation of screws by hand to ensure proper thread engagement and to prevent cross threading Do not exceed the safe flow ra...

Страница 4: ...Head Loss Curve 9 x 9 Flow Rate GPM Head In Hg 6 5 4 3 2 1 0 0 50 100 150 200 250 300 350 400 2021 Waterway Plastics 810 4790 2017 0621 819 1031 642 479x V 642 4710 ...

Страница 5: ...4710 FINISH SURFACE OF THE POOL FLOW PATH POOL STRUCTURE PLASTER 7 12 10 38 1 25 9 SECTION VIEW 1 4 WATERSTOP FLANGE 2 FPT X FPT PVC COUPLING 642 4710 FIELD FABRICATED SUMP FINISH SURFACE OF THE POOL 3 FPT X SOC PVC COUPLING POOL STRUCTURE PLASTER PVC Pipe Size 3 Min Sump Depth 7 Min Ledge Depth 1 25 Max LedgeWidth 10 38 Min Pipe Offset N A Min Length Before Reduction 9 ...

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