1. Turn off all power to pool or spa and pump systems. Installation is
easiest when pool or spa is drained.
CAUTION: Draining a pool or spa may cause structural damage.
Before draining contact your local licensed pool builder or
remodeler.
2. Remove existing drain cover.
INSTALLATION INSTRUCTIONS
3. Place Vinyl ring on the liner.
4. Place the Support Plate (#8) over the Vinyl Ring (#10) (Figure 2).
5. Place the assembled support plate and ring over the vinyl sump. Line
up the correct slots with the existing screw holes that were used for the
previous grate cover.
CAUTION: If the sump has brass inserts in it for machine screws
DO NOT install; call Waterway for instructions.
Figure 2
6. Use the provided self-threading screws according to the following
table (below). Apply 24 ft-lbs to self-threading screws. Ensure proper fit
and no play.
Distance Between Pool Surface
and Tops of Screw Hole
Type of Self-Threading Screw
0 - 1/4"
#10 x 5/8"
1/4" - 1/2"
#10 x 7/8"
1/2" - 3/4"
#10 x 1 1/4"
Figure 3
810-0257-2017.0521
©2021 Waterway Plastics
