Stage 5 T33 Fine Carbon: Replace every 12 months
Unscrew the elbow fittings on both ends, put them on the new cartridge, and use the new Teflon if
necessary.
How to Change Inline Cartridges in 5th – 7th Stages
1. Please note that the 5
th
- 7
th
stages (model specific) have directions, and each end may have
a different fitting.
2. Disconnect the tubing from the Quick-Connect fitting, unscrew the fitting, unwrap a new
cartridge, replace the Teflon tape on the fitting threads if necessary, follow the → sign on
the label to screw the correct fitting on each end, and reconnect the tubing.
O-rings: Replace every 3 years or sooner if leak happens at O-ring.
The package comes with 3 spare O-rings for the pre-filter housing, and 1 spare O-ring for the
membrane housing. Please save them with this manual.
Extra Installation
UV Lamp (part# iSpring UVF11A) and Ice Maker Kit (part# iSpring ICEK)
The UV module comes pre-installed on the models with UV. It should function out of the box. The
images above are for a better understanding of how the components are assembled and work
together.
www.123filter.com | (678) 261-7611 | support@123filter.com Page 14
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