Pentair EVERPURE QL3B 7FC5 Owner's manual

QL3B 7FC5, QL3B 4FC5, QL3B 2FC5, QL3B 2FC5-S
WATER FILTRATION SYSTEMS
INSTALLATION, OPERATION & MAINTENANCE GUIDE
PENTAIR EVERPURE QL3B FC SERIES WATER FILTRATION SYSTEMS INSTALLATION, OPERATION & MAINTENANCE GUIDE FOODSERVICE.PENTAIR.COM
OPERATING SPECIFICATIONS
For use on cold water only.
Pressure Requirements: 10 - 125 psi, non-shock
(0.7 - 8.6 bar), non-shock
Temperature: 35 -100°F (2 - 38°C)
Refer to this manual for general installation, operation, and maintenance requirements.
Performance Specications
Model
Part
Number
Capacity Flow Rate Scale
Inhibitor Reducesgallons liters gpm lpm
QL3B 7FC5 EV925973 25,000 94,635 2.5 9.46 No Particulate Class III, Chlorine, Taste & Odor
QL3B 4FC5 EV925972 15,000 56,781 2.5 9.46 No Particulate Class III, Chlorine, Taste & Odor
QL3B 2FC5 EV925970 6,000 22,713 1.5 5.68 No Particulate Class III, Chlorine, Taste & Odor
QL3B 2FC5-S* EV925971 6,000 22,713 1.5 5.68 Yes Particulate Class III, Chlorine, Taste & Odor
INTRODUCTION


and consistency of your products. Built with high quality materials, each system is quality inspected prior to shipment. Proper system

NOTES
Do not discard. Give this guide to the owner/operator after installation.
• Installation must conform to all local plumbing codes and
regulations.
• Do not use with water that is microbiologically unsafe or of
unknown quality without adequate disinfection before or after
the system.
• Connect system to cold water supply only.

• Do not solder plumbing connections attached to the assembly.
High temperature will damage these components.
• Do not mount the system behind equipment. The unit must be

• Do not install system where it may interfere with moving
equipment, carts, mops or any other item that may cause
damage.
• 
facilitate cartridge change.
• Not for residential use. For foodservice applications only.
QL3B 7FC5, QL3B 4FC5, QL3B
2FC5, QL3B 2FC5-S models are

International against NSF/ ANSI
Standard 42 for the reduction of:
STANDARD NO. 42 —
AESTHETIC EFFECTS
Bacteriostatic Effects
Chemical Reduction
Taste & Odor
Chlorine
Mechanical Filtration
Nominal Particulate Class III
AS/NZS 3497
WM-40206
Global-Mark.com.au
*Denotes WaterMark

QL3B 2FC5 and QL3B 2FC5-S
Operating Weight: 7 lbs (3.2 kgs)
QL3B 4FC5
Operating Weight: 8 lbs (3.7 kgs)
QL3B 7FC5
Operating Weight: 9 lbs (4.0 kgs)




Inlet
Inlet
Inlet
Outlet
Outlet
Outlet


MOUNTING AND CONNECTION CONSIDERATIONS
Give consideration to the following when selecting a suitable mounting location for the system.

• Height and width dimensions
• 
• 
• 
• 
installation and when replacing the cartridge(s).
• 

removal and replacement.
INSTALLATION PRECAUTIONS
• 

recommended.
• If water hammer is evident, install a water hammer arrestor
before the Pentair® Everpure® system.
• 
Use two (2) or three (3) wraps of PTFE thread sealant tape.
• 

components.
NOTE:
reverse osmosis system, plumb-in between the RO water outlet
and in front of the equipment water inlet.
INSTALLATION PROCEDURE
IMPORTANT:

not in use. The water supply to equipment will be shut off during
installation.
NOTE: For installations in Australia and New Zealand product must

AS/NZS 3500 and AS/NZS 2845.1.
1. Locate the feed water supply shut-off valve and turn off.
NOTE: If not available, we recommend the installation of a

Pentair Everpure system. This will allow the system to be
serviced without shutting off the main water supply. (It will not

2. 
must be mounted in a vertical position.
3. 
the inlet connection of the system.
4. 
A.

B. Turn cartridge to right (1/4 turn) until rotation stops.
5. Select the appropriate size supply line for the equipment
being served and connect it to the outlet port of the system.


to connection.
6. With the system inlet shut-off valve in the closed/off position
(see illustration on page 3), slowly open the feed water supply

the system inlet connection.
7. Hold the unconnected equipment supply line over a bucket or

When air is purged and water runs clear, close the system inlet
valve.
8. Connect the outlet supply line to equipment served as required.
9. Open the inlet valve and check for leaks.
10. If no leaks, the installation is complete.
11. Inform the manager and or owner/operator that the equipment
serviced can now be turned on and checked for normal operation.
Leave this installation, operation, and maintenance manual
with the establishment for future reference.
WARNING: FOR CORRECT OPERATION OF THIS APPLIANCE IT IS
ESSENTIAL TO OBSERVE THE MANUFACTURER’S INSTRUCTIONS.
2 • PENTAIR® EVERPURE® QL3B FC SERIES WATER FILTRATION SYSTEMS INSTALLATION, OPERATION & MAINTENANCE GUIDE

MAINTENANCE
With adequate pressure, normal operation of the system is completely automatic. The only routine maintenance your system should ever

Contact your Pentair Everpure dealer for replacement cartridges and system replacement parts.
The Pentair Total Water Management (TWM) program offers end-to-end water treatment services that include:
• Water Analysis
• Site Surveys
• Product Solutions
• Installation and Start-Up
• Planned Maintenance
To learn more about how Pentair Total Water Management can help support your business, contact your Pentair Everpure dealer or
[e-mail].
FILTER CHANGE DETERMINATION

• 
• 



• 
CARTRIDGE REPLACEMENT
IMPORTANT:

1. Close the system inlet shut-off valve.
2. 
A.
until rotation stops.
B. Pull down and remove from head . Discard used cartridge.
3. 
A.

B. Turn cartridge to right (1/4 turn) until rotation stops.
4. 
disconnect supply line to equipment.
5. Slowly open the system inlet valve. When air is purged and water
runs clear, close the system inlet valve.
6. Re-connect the outlet supply line to equipment.
7. Open the inlet valve and check for leaks.
8. If no leaks, the cartridge replacement procedure is complete.
After cartridge change is complete, equipment can be returned to service and checked for normal operation.
System Inlet Valve
Open/On
System Inlet Valve
Closed/Off
PENTAIR® EVERPURE® QL3B FC SERIES WATER FILTRATION SYSTEMS INSTALLATION, OPERATION & MAINTENANCE GUIDE • 3

United States | 1040 Muireld Drive | Hanover Park, IL 60133 | 800.942.1153 (US Only) 630.307.3000 Main | [e-mail] | foodservice.pentair.com
Australia | 1-21 Monash Drive | Dandenong South, Vic 3175 | Australia | 011.1300 576 190 Tel | [e-mail]
China | 21F Cloud 9 Plaza, N0 1118 | Shanghai, 200052 | China | 86.21.3211.4588 Tel | [e-mail]
India | Boulevard, B-9/A, 7th Floor - Tower B Sector 62 | Noida - 201301 | 91.120.419.9444 Tel | [e-mail]
Europe | Pentair Water Belgium BVBA | Industriepark Wolfstee, Toekomstlaan 30, B-2200 Herentals | Belgium | +32.(0).14.283.504 Tel | [e-mail]
Japan | Japan Inc. | Hashimoto MN Bldg. 7F, | 3-25-1 Hashimoto, Midori-ku, Sagamihara-shi | Kanagawa 252-0143 | Japan | 81.(0)42.775.3011 Tel | [e-mail]
Southeast Asia | 390 Havelock Road, | #04-01 King’s Centre | Singapore 169662 | 65.6768.5800 Tel | [e-mail]
All indicated Pentair trademarks and logos are property of Pentair. Third party registered and unregistered trademarks and logos are the property of their respective owners.
©2022 Pentair. All Rights Reserved. EV3159-72 Rev A FE22
For Pentair Everpure Product Warranties visit:
http://pentair.com/assets/foodservice-warranty
REPLACEMENT CARTRIDGES


proven performance, size and operating capacities. Use of


serviced.
System Cartridge(s) Part Number Quantity
QL3B 7FC5 7FC5 EV927222 1
QL3B 4FC5 4FC5 EV969321 1
QL3B 2FC5 2FC5 EV969166 1
QL3B 2FC5-S 2FC5-S EV969186 1