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General| Model | S7D75 |
|---|---|
| Type | Vertical Grid DE Filter |
| Filter Area | 75 sq. ft. |
| Flow Rate | 75 GPM |
| Max Working Pressure | 50 PSI |
| Air Relief Valve Size | 1/4 inch |
| Weight | 68 lb |
| Drain Connection Size | 1-1/2 inch |
| Turnover (Gallons) | 45000 |
| Recommended Pump Size | 1.5 HP |
Definitions of DANGER, WARNING, CAUTION, and general safety advice.
Specific warnings and procedures for working on the filter unit.
Specific warnings and procedures for working on the pump or motor.
Information on filter performance, DE usage, and achieving sparkling water.
Essential safety limits for pressure, disassembly, and air purging.
Steps recommended for initial filter setup on a new pool.
Guidance on annual cleaning, cleaning intervals, and DE disposal.
Guidelines for selecting a suitable location and mounting the filter.
Recommendations for plumbing, pipe compounds, and leak prevention.
Instructions for installing check valves, slide valves, and union connections.
Requirements for wiring, grounding, and bonding according to electrical codes.
Diagrams and tables detailing filter dimensions and required installation space.
Graphs and tables illustrating pressure drop and flow rate characteristics.
List of approved DE brands or equivalents for filter use.
Key operating parameters including flow rates and maximum pressure.
Ensuring clamps are secure, valve is set to filter, and pump trap is filled.
Steps to purge air from the system and start the pump safely.
Mixing and applying DE to create an initial filter cake.
Recording pressure, cleaning plaster dust, and handling construction debris.
Essential safety steps before beginning filter disassembly.
Detailed instructions for safely taking the filter apart.
Detailed instructions for correctly reassembling the filter.
Key notices regarding O-Ring lubrication and clamp tightening sequence.
Criteria for determining when the filter needs cleaning based on pressure.
Step-by-step guide for performing a backwash cycle.
Initial steps including stopping the pump and releasing pressure.
Instructions for disassembling and cleaning the filter elements.
Steps for reassembling the filter and checking components.
Following assembly instructions and comparing pressure readings.
Steps for preparing the filter and disassembling elements for chemical cleaning.
Methods for washing, soaking, and rinsing filter grids.
Instructions for reassembling the filter after chemical cleaning.
Guidance on returning the filter to service or preparing for shutdown.
Instructions for washing the filter exterior and bleeding air.
Routine checks for skimmer basket, pump, and system components.
Ensuring the filter is clean before seasonal shutdown.
Steps for draining the system and protecting it from freezing.
Causes and remedies for frequent backwashing.
Troubleshooting low flow and high pressure conditions.
Troubleshooting low flow and low pressure conditions.
Identifying reasons for plugged filter elements.
Addressing issues with the pool water quality.
An exploded view illustrating the filter's components.
A table listing available replacement parts for different models.
Diagram and parts list for the S7D75 filter element.
Diagram and parts list for the S8D110 filter element.
Warranty periods for various Sta-Rite pool and spa products.
Limitations, exclusions, and legal rights related to the warranty.
Form for registering the product warranty with the manufacturer.
