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Pentair FNS Plus - User Manual

Pentair FNS Plus
16 pages
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IMPORTANT SAFETY INSTRUCTIONS
READ AND FOLLOW ALL INSTRUCTIONS
SAVE THESE INSTRUCTIONS
FNS
®
PLUS
VERTICAL GRID D.E. FILTER
INSTALLATION AND
USER’S GUIDE
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Pentair FNS Plus Specifications

General IconGeneral
Filter TypeDiatomaceous Earth (DE)
Filter Area60 sq. ft.
Max Working Pressure50 psi
Inlet/Outlet Size2 inches
Waste Line Size2 inches
Valve TypeMultiport Valve
Tank MaterialFiberglass
Warranty1 Year Limited
Body MaterialFiberglass

Summary

Important Safety Instructions

Filter Operates Under High Pressure

Filter operates under high pressure; air can cause lid separation, leading to injury or death.

Risk of Electrical Shock or Electrocution

Risk of electrical shock or electrocution from improper installation or water discharge.

Serious Bodily Injury or Death

Serious injury or death can result if the filter is not installed and used correctly.

Users Must Read Warnings and Instructions

All users must read warnings and instructions before using the filter.

Hazardous Pressure During Start Up

Hazardous pressure exists during start-up; stand clear of pump and filter.

Electrical Controls Installation Safety

Install electrical controls at the equipment pad to allow safe operation and clear space.

General Information

Electrical Shock Hazard During Operation

Position filter and relief valve to direct water safely, preventing electrical hazards.

Installation

Filter Clamp Installation

System Start Up and Operation

System Startup Instructions

Maintenance

Cleaning the Filter Elements

Cleaning the Internal Air Bleed Tube

Cleaning the Manual Air Relief Valve

Troubleshooting

Air Entering Your Filter is Dangerous

Identifies hazards of air entering the system and common causes.

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