1. oorview
This instruction manual provides detailed guidance for the installation, operation, and maintenance of your Sub-Zero Refrigerator Water Filter (Model 4204490) and Air Filter (Model 7007067) Combo Pack. Proper installation and regular maintenance ensure optimal performance and longevity of your filters.

Image: A modern kitchen featuring a stainless steel Sub-Zero refrigerator, highlighting the appliance for which the filters are intended.
2. Veiligheidsinligting
- Ontkoppel altyd die krag na die yskas voordat u enige onderhoud of installasie uitvoer.
- Maak seker dat alle verbindings stewig is om lekkasies te voorkom.
- Hou vervangingsonderdele buite bereik van kinders.
- Gooi ou filters weg volgens plaaslike regulasies.
3. Pakketinhoud
Your Sub-Zero Refrigerator Water and Air Filter Combo Pack includes:
- (1) Sub-Zero Water Filter (Model 4204490)
- (1) Sub-Zero Air Filter (Model 7007067, also known as 7042798)

Image: Sub-Zero Water Filter 4204490 in its retail packaging, alongside the filter cartridge itself.

Image: The black rectangular Sub-Zero Air Purification System cartridge, model 7007067.
4. Water Filter Installation (Model 4204490)
Follow these steps to replace your Sub-Zero Refrigerator Water Filter:
- Access the water filter:
- Classic (BI), Professional (PRO3650, PRO4850, 648PRO) Models: Pull out and tilt the bottom edge of the grille assembly.
- Designer (IT, IC) Tall & Column Models: Open the fridge door, pull out the bottom edge of the filter door panel.
- UC-15I Ice Maker: Open the door and locate the filter on the bottom-left.
- Verwyder ou filter: Rotate the cartridge counterclockwise, then pull it out. Expect some water spillage. A jar opener can help with stubborn filters.
- Installeer nuwe filter: Remove the cap from the new filter and insert it into the manifold. Turn clockwise until seated.
- Reset Filter Icon:
- Classic Models: Hold the filter reset button for 5 seconds.
- Professional Models: Touch "Refresh" to reset.
- 648PRO Models: The control resets automatically.
- Discard First Bucket of Ice: This helps clean the system and clear air from the line.

Image: A graphic illustrating the easy steps to replace the water filter, including accessing, removing, installing, and resetting the filter icon.
Water Filter Replacement Video Guide
Video: Official Sub-Zero guide demonstrating the step-by-step process for replacing the 4204490 water filter in a Classic Series refrigerator. This video shows how to access the filter, remove the old one, install the new one, and reset the filter indicator.
5. Air Filter Installation (Model 7007067 / 7042798)
Follow these steps to replace your Sub-Zero Refrigerator Air Filter:
- Access the Air Filter: An icon will illuminate on the display panel when the cartridge must be replaced. Grasp the bottom of the cover and rotate upward to open the air purification system housing.
- Verwyder ou patroon: Pull the interior flap forward and downward to release the cartridge, then remove the old cartridge.
- Installeer nuwe patroon: Insert the new cartridge with the connector pointing downward. Close the interior flap until you hear a click.
- Close Cover and Reset: Rotate the outer cover downward to close the housing. Follow instructions on the control panel to reset the cartridge life cycle. The display will show 100% remaining.
Air Filter Replacement Video Guide
Video: Official Sub-Zero guide demonstrating the step-by-step process for replacing the 7042798 air filter in a Sub-Zero refrigerator. This video shows how to open the housing, remove and insert the cartridge, and reset the system.
6. Operating Instructions and Filter Life
The water filter inhibits scale formation and sediment buildup, and reduces chlorine, taste, and odor for clean and refreshing water and ice. The air purification cartridge helps maintain optimal food preservation.

Image: A graphic illustrating the benefits of advanced carbon filtering technology, including enhanced water quality, prevention of sediments, longer filter life, and eco-friendly solution.
- Water Filter Life: Water filters are rated for 750 gallons or one year of use, whichever occurs first. An icon on the display panel will illuminate when replacement is needed.
- Air Filter Life: Air purification cartridges last approximately one year. A notification will appear on the display when it's time to change the air purification cartridge.
7. Onderhoud
Regular replacement of both water and air filters is crucial for maintaining the performance and efficiency of your Sub-Zero refrigerator. Replace filters as indicated by the appliance's display panel or at the recommended intervals:
- Water filter: Annually or every 750 gallons.
- Lugfilter: Jaarliks.
8. Probleemoplossing
Air Filter Rattling Noise & Fine Powder
If you encounter a rattling noise from the air filter or notice a fine white powder on the cartridge, please refer to the following information:
- White Powder: White powder produced during the manufacturing process may be present on the cartridge. It is not harmful. Particles may be larger and occasionally resemble shards. If present, wipe the cartridge with a dry cloth prior to installation.
- Ratel klank: Air purification cartridges may make a rattling sound, which is normal. Cartridges contain small glass tubes that are part of the air filtration system.
- Filterikoon: If there is a problem with the air filter, the filter icon will flash on the control panel. If there is no issue with the air purification cartridge, the filter icon will be steady.
Video: Official Sub-Zero video addressing common questions regarding rattling noises and fine powder found on air purification cartridges, explaining these are normal characteristics.
9. Spesifikasies
| Kenmerk | Detail |
|---|---|
| Handelsmerk | ONDER VRIESPUNT |
| Materiaal | Plastiek |
| Produk afmetings | 2.6" D x 5" B x 11.9" H |
| Item gewig | 1.39 pond |
| Eksterne Toetssertifisering | NSF 42 – Reduces aesthetic impurities |
| Produkvoordele | Reduces Chlorine |
| EU Onderdeel Beskikbaarheid Tydsduur | 6 Maande |
| Stel Naam | Kombinasie Pakket |
| Eenheidtelling | 1.0 Count (contains 2 items) |
| Aantal items | 2 |
| Modelnommers | 4204490 (Water Filter), 7007067 (Air Filter) |
10. Waarborg en Ondersteuning
For warranty information, technical support, or to purchase additional replacement filters, please visit the official Sub-Zero website or contact their customer service. Ensure you have your product model numbers ready for assistance.
Official Sub-Zero Store: Sub-Zero Wolf Cove Store





