What voltage does the Waterway ClearWater II D.E. require?

The Waterway ClearWater II D.E. operates on 110 VAC.

What are the common error codes on the Waterway ClearWater II D.E.?

Common error codes include: Pressure +5 PSI, No Water at Air Relief. See the troubleshooting section for details on each.

Filtration
Filter Type	Diatomaceous earth (D.E.)
Filter Area	FD12: 12 sq. ft.; FD18: 18 sq. ft.
Design Flow Rate	FD12: 44 GPM; FD18: 67 GPM
Media Charge	FD12: 1.2 lb D.E.; FD18: 1.8 lb D.E.
Cleaning Pressure Note	Clean at 5 PSI or more above the original starting pressure
Electrical
Voltage	110 VAC
Current Draw	20 amp service
Required Protection	GFCI required
Physical
Plumbing Connection	1.5 in. smooth hose adapters and 2 in. union/coupling
Installation Location	2–5 ft from the pool, between the skimmer and return line, on a completely flat surface

Requires measured D.E. media after cleaning or setup.
Requires a flat mounting surface, 110 V/20 A service, and GFCI protection.
The tank is pressurized; the pump must be off and pressure must be relieved before opening.

Pressure +5 PSI

The manual says the filter needs cleaning when its pressure is 5 PSI or more above the original starting pressure.

No Water at Air Relief

During startup, leave the air release open until water discharges, then close it.

Part	Part Number	Description
Pressure Gauge	`830-4000SS`	Pressure gauge listed in the replacement-parts table.
Lid O-Ring	`805-0460`	Filter-lid O-ring.
Screen/Sock Assembly	`500-7310`	D.E. screen and sock assembly.
12 sq. ft. D.E. Grid Set	`550-7210`	Seven-grid set for the FD12 configuration.
18 sq. ft. D.E. Grid Set	`550-7220`	Seven-grid set for the FD18 configuration.
12 sq. ft. Base Assembly	`550-7100`	D.E. grid base assembly for FD12.
18 sq. ft. Base Assembly	`550-7120`	D.E. grid base assembly for FD18.
Filter Wrench	`519-7470`	Wrench used to separate the lid assembly from the filter body.