How to Change Your Water Filter

Pitcher Filters

1. Remove old filter from reservoir
2. Soak new filter in cold water for 15 minutes (if required—check instructions)
3. Rinse new filter under cold water for 20 seconds
4. Insert new filter into reservoir until it clicks/seats properly
5. Fill pitcher with cold water and discard first 1-2 pitchers
6. Reset filter indicator if your pitcher has one

Frequency: Every 2-4 months depending on filter type.

Faucet Mount Filters

1. Twist off old filter cartridge (usually counter-clockwise)
2. Insert new cartridge and twist to lock
3. Run cold water for 5 minutes to flush

Frequency: Every 2-3 months or 100 gallons.

Under-Sink Filters

Single cartridge systems:

1. Turn off water supply
2. Release pressure by opening filtered water faucet
3. Place bucket under filter housing
4. Unscrew housing (twist counter-clockwise)
5. Remove old cartridge, clean housing
6. Insert new cartridge, hand-tighten housing
7. Turn water on, check for leaks
8. Flush for 5-10 minutes before use

Quick-connect cartridge systems (many modern filters):

1. Turn off water supply
2. Twist cartridge 1/4 turn and pull out
3. Insert new cartridge and twist to lock
4. Turn water on and flush

Frequency: Every 6-12 months depending on system.

Whole House Filters

1. Close bypass valve or main water shutoff
2. Release pressure using the pressure relief button (if equipped)
3. Place bucket under housing
4. Use filter wrench (included with most systems) to unscrew housing
5. Remove old filter, inspect housing for sediment
6. Clean housing and O-ring with water
7. Apply silicone lubricant to O-ring
8. Insert new filter, hand-tighten housing
9. Open water slowly, check for leaks
10. Run water at an outside faucet until clear

Frequency: Sediment pre-filters every 3-6 months. Carbon filters every 6-12 months. Check pressure gauges for guidance.

Reverse Osmosis Systems

RO systems have multiple filters that change at different intervals:

• Sediment pre-filter: Every 6-12 months
• Carbon pre-filter: Every 6-12 months
• RO membrane: Every 2-3 years
• Post-filter: Every 12 months

Follow manufacturer instructions. Most modern systems use quick-connect twist-out cartridges.

Refrigerator Filters

Location varies by refrigerator brand:

• Interior (in fridge compartment): Push button to release, pull out old filter. Push in new filter until it clicks.
• Base grille: Remove grille, twist filter 1/4 turn counter-clockwise, pull out. Insert new, twist to lock.

Run 2-3 gallons of water through the dispenser before use.

Frequency: Every 6 months or 200-300 gallons.