Ispring CU-A4 Installation Instructions & User Manual

Prior to Installation
Before you start the installation
• Choose a suitable location for the system. Again, it must be placed on a flat surface and make
sure this system is to be installed on INDOOR cold-water supply ONLY.
• Check the packing list to confirm all accessories are included in the package. Contact iSpring
customer service if any components are missing.
• Required tools:
• Optional tools:
 Variable speed drill with two bits: 1/4" (for drilling a hole on PVC drain pipe), 1/2" hollow
diamond (for drilling a hole on the countertop for drinking faucet)
 5/8", 9/16" open-end wrench, or adjustable wrench, pliers
• Quick connect instruction
It is highly recommended that you watch the video ''How to Connect and Disconnect Quick
Connect Fittings | DIY Installation'' on YouTube. Cut the tubing end squarely using utility
knife or scissors. Insert the tubing into the quick connect fitting for at least 1/2''. You will need
to wiggle the tube and apply additional pressure to create a seal.
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Ispring CU-A4 Specifications

General

Installation	Under Sink
Operating Temperature	40-100°F
Filtration Stages	4
Filtration Method	Sediment
Included Filters	Sediment filter
Product Type	Under Sink Water Filter System
Filter Lifespan	6-12 months (depending on water quality and usage)