Installation Guide
Tools Needed:
- Adjustable wrench
- Level
- Screwdrivers (flat and Phillips)
- Pipe cutter
- Tape measure
Step-by-Step Installation
- Choose Installation Location: Select a location near kitchen plumbing and electrical connections on a solid, level floor.
- Remove Shipping Materials: Remove all shipping bolts and packaging materials from the dishwasher.
- Connect Water Supply: Connect hot water supply line to the water inlet valve. Use only new hoses and ensure proper sealing.
- Connect Drain Hose: Route the drain hose into the sink drain or garbage disposal with a high loop to prevent backflow.
- Electrical Connection: Connect to a properly grounded 120V, 60Hz, AC only outlet. Dedicated circuit recommended.
- Level the Dishwasher: Adjust the leveling legs to ensure the dishwasher is level from front to back and side to side.
- Test Run: Run the dishwasher through a complete cycle to check for leaks and proper operation.
Specifications
| Model Series | DFB425FP |
| Type | Built-in Dishwasher |
| Color | Stainless Steel / Black |
| Capacity | 14 Place Settings |
| Noise Level | 44 dBA |
| Control Type | Touch Controls with LED Display |
| Energy Rating | Energy Star Certified |
| Water Consumption | 2.9 gallons per cycle |
| Power Requirements | 120V, 60Hz, 15A |
| Dimensions (HxWxD) | 34.5 x 23.8 x 24.5 inches |
| Weight | 85 lbs |
| Wash Cycles | 6 Main Cycles + Options |
Warranty Information
- Full Warranty: 1 year parts and labor
- Motor Warranty: 10 years on Direct Drive Motor
- Additional Coverage: Optional extended warranty available
For warranty service, contact LG Customer Service at 1-800-243-0000 or visit LG.com
Key Features
QuadWash Technology
Four spray arms instead of two provide multi-directional cleaning coverage, ensuring every dish gets thoroughly cleaned from all angles.
Direct Drive Motor
LG's innovative Direct Drive motor provides reliable performance with reduced noise and vibration, backed by a 10-year warranty.
TrueSteam Technology
Steam technology helps to remove baked-on foods, sanitize dishes, and reduce water spots for sparkling clean results.
LoDecibel Operation
Advanced sound insulation and Direct Drive motor technology combine for ultra-quiet operation at just 44 dBA.
SmartThinQ Technology
Wi-Fi enabled for remote control via smartphone app, allowing you to monitor cycle status, download additional programs, and receive completion alerts.
EasyRack Plus System
Adjustable upper rack with fold-down tines provides flexible loading options for tall glasses and large pots.
Wash Cycles Explained
Heavy
Intensive cleaning for pots, pans, and heavily soiled dishes
Normal
Standard cleaning for everyday dishes with normal soil
Light
Quick wash for lightly soiled dishes and glassware
Rinse Only
Rinses dishes to prevent drying of food particles
Speed Wash
Fast cleaning cycle for lightly soiled loads in just 30 minutes
Sanitary
High-temperature wash with steam for sanitization
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Dishwasher won't start | Power issue, door not closed properly | Check power supply, ensure door is latched completely |
| Poor cleaning results | Overloading, wrong detergent, incorrect program | Reduce load size, use correct detergent, select appropriate program |
| Water not draining | Drain hose clogged or kinked | Check drain hose for obstructions or kinks, clean filter |
| Leaking water | Door not sealed, overfilling, loose connections | Check door seal, ensure proper detergent amount, check connections |
| Unusual noises | Foreign objects in spray arms, unbalanced load | Check for foreign objects, redistribute load evenly |
| Dishes not drying | Rinse aid empty, high humidity, plastic items | Refill rinse aid, use heated dry option, separate plastic items |
Error Codes
- IE: Water supply issue - Check water supply and inlet valve
- OE: Drain issue - Check drain hose and pump
- FE: Flooding detected - Check for leaks and water supply
- LE: Motor issue - Contact service center
- dE: Door not closed properly - Ensure door is fully closed
- HE: Heating element issue - Contact service center
Manual Downloads
Current Model Manuals
DFB425FP
QuadWash Dishwasher with Steam
LDF5545ST
QuadWash Stainless Steel
LDP6797BD
QuadWash Black Stainless
LDFN454HT
QuadWash PrintProof
Popular Previous Models
LDF5544ST
14 Place Settings
LDP6810SS
Stainless Steel
LDF7532ST
Top Control
LDP6797ST
Stainless Steel