Install Instructions

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Prior to Installation
Read this instruction manual carefully prior to installation.
Keep this manual readily available for future reference.
Table of Contents
Before Installation ................................................................................................................................................... 3
Inspect the Package........................................................................................................................................... 3
Recommended Tools List ................................................................................................................................. 3
Operating Conditions ........................................................................................................................................ 3
Components Identification ..................................................................................................................................... 4
Installation Tips ....................................................................................................................................................... 5
How to Use Quick-connect Fitting ................................................................................................................... 5
To Connect: ............................................................................................................................................. 6
To Disconnect: ........................................................................................................................................ 6
How to Use Compression Fitting with Brass Nut, Collar, and Tube Insert ...................................................... 6
How to Drill a Hole in Sink or Counter-top ..................................................................................................... 7
Ice Maker Kit .................................................................................................................................................... 7
Installation Steps ..................................................................................................................................................... 8
Step 1: Install Feed Water Adapter (AFW) ...................................................................................................... 8
Step 2: Install Drinking Water Faucet .............................................................................................................. 9
Step 3: Install Drain Saddle .............................................................................................................................. 9
Step 4: Install the Vertical Filters: Stages 1, 2, and 3 ..................................................................................... 10
Step 5: Install Tank Shut-off Valve (Optional) ............................................................................................... 10
Step 6: Install Reverse Osmosis Membrane ................................................................................................... 10
Step 7: Tubing Hook Up (model specific sub-steps are marked with * ) .......................................................
11
Step 8: System Start Up (model specific sub-steps are marked with * ) ........................................................ 12
System Maintenance ............................................................................................................................................. 13
Stages 1 – 3 Pre-filters: Replace every 6 – 12 months, depending on source water quality and clean water
usage. .............................................................................................................................................................. 13
How to Change In-housing Cartridges in 1
st
– 3
rd
Pre-filter Stages ........................................................... 13
Stage 4 RO Membrane: Replace Every 2 – 3 Years or Sooner if TDS Level Starts Increasing. .................... 14
How to Change Reverse Osmosis Membrane ............................................................................................ 14
Stage 5 T33 Fine Carbon: Replace Every 12 Months ..................................................................................... 14
How to Change Inline Cartridges in 5
th
– 7
th
Stages .................................................................................. 14
O-rings: Replace Every 3 Years or Sooner if Leak Happens at O-ring. ......................................................... 15
Extra Installation................................................................................................................................................... 15
UV Lamp (part# iSpring UVB11) and Ice Maker Kit (part# iSpring ICEK) ................................................. 15
Warranty Registration .......................................................................................................................................... 16