Installation Guide
Tools Needed:
- Adjustable wrench
- Screwdrivers (flat and Phillips)
- Teflon tape
- Bucket or towels
- Level
Step-by-Step Installation
- Shut Off Water Supply: Turn off the main water supply and relieve pressure by opening a nearby faucet.
- Remove Old Filter: If replacing an existing filter, disconnect and remove the old unit carefully.
- Prepare Connections: Clean the water line connections and apply Teflon tape to threaded fittings.
- Mount Filter Housing: Secure the filter housing in the designated location under the sink.
- Connect Water Lines: Attach inlet and outlet water lines to the appropriate ports on the filter housing.
- Install Filter Cartridge: Insert the compatible filter cartridge according to manufacturer instructions.
- Flush System: Turn on water supply and flush the system for 5 minutes to remove air and carbon fines.
- Check for Leaks: Inspect all connections for leaks and tighten if necessary.
Specifications
| Model Number | KDFE204KPS |
| Type | Built-in Water Filtration System |
| Finish | Stainless Steel |
| Filtration Technology | Advanced Carbon Block |
| Filter Life | 6 months or 500 gallons |
| Flow Rate | 0.5 GPM |
| Operating Pressure | 20-100 psi |
| Operating Temperature | 40-100°F (4-38°C) |
| Connections | 1/4" Quick Connect |
| Dimensions (HxWxD) | 16.5 x 4.5 x 4.5 inches |
| Weight | 3.2 lbs |
| Certifications | NSF/ANSI 42 & 53 |
Warranty Information
- Full Warranty: 1 year parts and labor
- Housing Warranty: 5 years limited
- Performance Guarantee: Meets NSF standards for contaminant reduction
For warranty service, contact KitchenAid Customer Service at 1-800-422-1230 or visit KitchenAid.com
Key Features
Advanced Carbon Block Technology
Utilizes high-density carbon block filtration to effectively reduce chlorine taste and odor, sediment, and other contaminants for cleaner, better-tasting water.
Built-in Design
Compact design installs neatly under the sink, providing filtered water directly to the kitchen faucet while maintaining clean countertop aesthetics.
Quick-Connect Fittings
Easy-to-use quick-connect fittings simplify installation and filter changes, requiring no special tools for routine maintenance.
Filter Change Indicator
Built-in monitoring system tracks filter usage and provides visual indication when filter replacement is required for optimal performance.
NSF Certified Performance
Certified to NSF/ANSI Standards 42 and 53 for reduction of chlorine, taste, odor, sediment, and specific health-related contaminants.
High Capacity Filter
Extended filter life provides up to 6 months or 500 gallons of filtered water, reducing maintenance frequency and cost.
Contaminant Reduction
Chlorine
Reduces chlorine taste and odor for better-tasting water and beverages
Sediment
Filters out sand, silt, rust and other particulate matter
Lead
Reduces lead contaminants that may be present in plumbing systems
Mercury
Reduces mercury content for safer drinking water
Cryptosporidium
Reduces cyst particles including cryptosporidium and giardia
VOCs
Reduces specific volatile organic compounds from water supply
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| No water flow | Water supply off, clogged filter, kinked lines | Check water supply, replace filter, inspect water lines |
| Slow water flow | Clogged filter, low water pressure | Replace filter, check household water pressure |
| Water leaking | Loose connections, damaged O-rings | Tighten connections, replace O-rings |
| Bad taste or odor | Expired filter, contaminated water source | Replace filter, flush system, verify water source |
| Filter housing leaks | Cracked housing, improper installation | Replace housing, verify proper installation |
| Indicator light not working | Battery failure, sensor issue | Replace batteries, contact service if problem persists |
Error Codes & Indicators
- Green Light: Filter operating normally
- Yellow Light: Filter approaching end of life - prepare for replacement
- Red Light: Filter needs immediate replacement
- Flashing Red: System error - check installation and connections
- No Light: Power/battery issue - check battery replacement
Manual Downloads
Current Model Manuals
KDFE204KPS
Built-in Water Filter
KDFE204KSS
Stainless Steel Filter
KDFE204KWH
White Finish Filter
KDFE204KBL
Black Finish Filter
Compatible Replacement Filters
RF2017KIT
Replacement Filter Cartridge
RF2017KSS
Stainless Filter Kit
RF2017KWH
White Filter Kit
RF2017KBL
Black Filter Kit