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Pentair FNS Plus FNSP 24 Owner's Manual

Pentair FNS Plus FNSP 24 Owner's Manual

Vertical grid d.e. filter

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®
FNS
Plus Vertical Grid D.E. Filter Owner's Manual
SECTION I.
FILTER INSTALLATION. .......................................................................................... 1
SECTION II. FILTER OPERATION. ................................................................................................ 2
SECTION III. TROUBLE SHOOTING. ............................................................................................. 8
SECTION IV. TECHNICAL DATA. ............................................................................................. 9-10
WARRANTY ............................................................................................................... 11
Before installing this product, read and follow all warning notices and instructions accompanying this filter. Failure to follow
safety warnings and instructions can result in severe injury, death, or property damage. Call (800) 831-7133 for additional free
copies of these instructions.
Attention Installer.
This manual contains important information about the installation, operation and safe use of this product.
This information should be given to the owner/operator of this equipment.
SECTION I.
FILTER INSTALLATION.
A. GENERAL INFORMATION.
1.
The filter should be mounted on a level concrete slab. Position
the filter so that instructions, warnings and the pressure gauge
are visible to the operator. It also should be positioned so that
the piping connections, control valve and drain port are
convenient and accessible for servicing and winterizing.
2.
Install electrical controls (e.g., on/off switches, timers, control
systems, etc.) at least five (5) feet from the filter. This will
allow you enough room to stand clear of the filter during
system start up.
3.
Allow sufficient clearance around the filter to permit visual
verification that the clamp is properly installed around the tank
flanges, see Figure 1.
a.
Tap the clamp with a mallet or similar tool to ensure uniform
loading during clamp tightening.
Pentair Pool Products
1620 Hawkins Ave., Sanford, NC 27330 • (919) 774-4151
10951 West Los Angeles Ave., Moorpark, CA 93021 • (805) 523-2400
Rev. G 6-27-03
IMPORTANT SAFETY INSTRUCTIONS
READ AND FOLLOW ALL INSTRUCTIONS
SAVE THESE INSTRUCTIONS
Table of Contents
Important Notice
WARNING
1
Figure 1.
P/N 190033

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Summary of Contents for Pentair FNS Plus FNSP 24

  • Page 1 Figure 1. Tap the clamp with a mallet or similar tool to ensure uniform loading during clamp tightening. Pentair Pool Products 1620 Hawkins Ave., Sanford, NC 27330 • (919) 774-4151 10951 West Los Angeles Ave., Moorpark, CA 93021 • (805) 523-2400 Rev.
  • Page 2 Water discharged from an improperly positioned filter or valve can create an electrical hazard that can cause severe personal injury as well as damage property. Your filter requires one of the following Pentair Pool Table 1.
  • Page 3 WARNING THIS FILTER OPERATES UNDER HIGH PRESSURE. WHEN ANY PART OF THE CIRCULATING SYSTEM, e.g., CLAMP, PUMP, FILTER, VALVE(S), ETC. IS SERVICED, AIR CAN ENTER THE SYSTEM AND BECOME PRESSURIZED. PRESSURIZED AIR CAN CAUSE THE LID TO BE BLOWN OFF WHICH CAN RESULT IN SEVERE INJURY, DEATH, OR PROPERTY DAMAGE.
  • Page 4 C. SYSTEM RESTART INSTRUCTIONS. WARNING THIS FILTER OPERATES UNDER HIGH PRESSURE. WHEN ANY PART OF THE CIRCULATING SYSTEM, e.g., CLAMP, PUMP, FILTER, VALVE(S), ETC. IS SERVICED, AIR CAN ENTER THE SYSTEM AND BECOME PRESSURIZED. PRESSURIZED AIR CAN CAUSE THE LID TO BE BLOWN OFF WHICH CAN RESULT IN SEVERE INJURY, DEATH, OR PROPERTY DAMAGE.
  • Page 5 E. PREPARING DIATOMITE. Table 2 Your filter requires diatomaceous earth (D.E. or diatomite) for Weight of No. of 1 lb. proper filtration and operation. Your filter elements must be Filter Area (sq. ft.) D.E. Coffee Cans precoated with this material in order to protect their surfaces 2.4 lbs.
  • Page 6 Remove pump lid and clean basket. Replace basket and secure lid. Valve Procedures. Push-Pull Valve. Twist to unlock plunger, then raise handle as far as it will go. Turn handle clockwise to lock lower pin in underside of cap. Open the High Flow™ manual air relief valve until it snaps into the full open position (this only requires a quarter turn counter-clockwise).
  • Page 7 Cleaning with water: Using a garden hose, thoroughly flush off all contaminated diatomite from the filter element surfaces. Cleaning with muriatic acid: WARNING Working with muriatic acid can be dangerous. When cleaning elements always wear rubber gloves and eye protection. Add acid to water, do not add water to acid.
  • Page 8 SECTION III. TROUBLE SHOOTING. A. AIR ENTERING YOUR FILTER IS DANGEROUS. Air entering your filter can cause the lid to blow off. Correct any conditions in your filtration system that allow air to enter the system. Some common ways to identify air entering the system are listed below. Low water level in pool or spa - skimmer is starving for water with pump running.
  • Page 9 SECTION IV. TECHNICAL DATA. A. FNS PLUS TANK ASSY. Item Part Description 53003201 Gauge, pressure 98209800 High Flow Manual Air Relief Valve (HFMARV) 98201200 Hose and retainer clips for HFMARV (Optional accy.) 58001100 Nut, knurled brass 59000800 Tie Rod, 24 sq. ft. filter 59001500 Tie Rod, 36 sq.
  • Page 10 SECTION IV. TECHNICAL DATA (cont'd.) B. FNS PLUS FLOW RATES FILTER PRESSURE LOSS FNS-Plus SERIES FLOW (GPM) ® o l f . t f t l i f . t f " 7 " 3 " 9 " 5 P/N 190033 Rev.
  • Page 11 SAVE THESE INSTRUCTIONS. Rev. G 6-27-03 P/N 190033...
  • Page 12 Pentair Pool Products 1620 Hawkins Ave., Sanford, NC 27330 • (919) 774-4151 10951 West Los Angeles Ave., Moorpark, CA 93021 • (805) 523-2400 P/N 190033 Rev. G 6-27-03...