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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:  640-477X V      18” x 18” Grate & Frame

810-4770-2017.0621

©2021 Waterway Plastics

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.

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