Key facts
- Brand
- Hayward
- Model
- 311SX
- Industry
- Appliances
- Documents
- 2
- Languages
- EN
- Last added
- 2012-08-06
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Hayward S311SX/S311SXV/S360SX High Rate Sand Filter Owner's Manual
This manual covers the Hayward Pro Series high rate sand filters, specifically models S311SX, S311SXV, and S360SX. It details the installation process, including site preparation and sand loading, as well as operational procedures and safety warnings. The document emphasizes the use of genuine Hayward replacement parts and adherence to safety protocols regarding suction entrapment and electrical grounding.
Read onlineHayward 311SX specifications
| Filtration Area (Model S311SX/SXV) | 4.95 ft² / 0.46 m² |
|---|---|
| Filtration Area (Model S360SX) | 6.68 ft² / 0.62 m² |
| Recommended Media Type | No. 20 or No. 1/2 Silica Sand |
Source: Hayward Pro Series Plus High-Rate Sand Filters Owner's Guide Models 311SX S311SXV S360SX
All Hayward 311SX documents by type
Day-to-day operation, settings and troubleshooting. Start here if the product is already set up.
Questions answered in these manuals
When should I backwash the filter?
Backwash when the pressure gauge reading is 6-8 PSI (0.41-0.55 BAR) higher than the initial clean pressure.
From: Hayward Pro Series Plus High-Rate Sand Filters Owner's Guide Models 311SX S311SXV S360SX
How long should I run the pump during backwashing?
Run the pump for approximately 2 minutes or less until water in the sight glass is clear.
From: Hayward Pro Series Plus High-Rate Sand Filters Owner's Guide Models 311SX S311SXV S360SX
What type of sand should be used for this filter?
You must use only High Rate Sand No. 20 Silica Sand with a grain size of .45mm - .55mm.
From: Hayward S311SX/S311SXV/S360SX High Rate Sand Filter Owner's Manual
What is the maximum operating pressure for the system?
The system must never be operated or tested at more than 40 PSI.
From: Hayward S311SX/S311SXV/S360SX High Rate Sand Filter Owner's Manual