Installation Guide
Tools Needed:
- Adjustable wrench
- Level
- Screwdrivers (flat and Phillips)
- Pliers
- Tape measure
- Pipe thread seal tape
Step-by-Step Installation
- Choose Installation Location: Select a location near kitchen plumbing and electrical connections on a solid, level floor under countertop.
- Remove Shipping Materials: Remove all shipping bolts and packaging materials from the dishwasher interior and exterior.
- Connect Water Supply: Connect hot water supply line to the water inlet valve. Use only new hoses and apply thread seal tape.
- Connect Drain Hose: Route the drain hose into 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.
- Secure to Countertop: Use mounting brackets to secure the dishwasher to the underside of the countertop.
- Test Run: Run the dishwasher through a complete cycle to check for leaks and proper operation.
Specifications
| Model Series | LDFN454HT |
| Type | Built-in Dishwasher |
| Color | Stainless Steel / Black |
| Capacity | 14 Place Settings |
| Noise Level | 44 dB |
| Control Type | Touch Controls with LED Display |
| Energy Rating | A++ (Energy Efficient) |
| Water Consumption | 10.5 L/cycle |
| Power Requirements | 120V, 60Hz, 15A |
| Dimensions (HxWxD) | 82 x 60 x 57 cm |
| Weight | 45 kg |
| Drying System | Heat Dry with Fan Assist |
Warranty Information
- Full Warranty: 2 years 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
Direct Drive Motor
LG's innovative Direct Drive motor connects directly to the wash system without belts or pulleys, reducing noise and vibration while increasing reliability and efficiency.
QuadWash™ Technology
Four multi-directional spray arms target every corner of the dishwasher, ensuring thorough cleaning from multiple angles for spotless results.
TrueSteam™ Technology
Steam technology helps to remove tough, dried-on foods, reduce allergens, and sanitize dishes, leaving them hygienically clean.
LoDecibel™ Quiet Operation
Advanced sound insulation and Direct Drive motor technology combine to deliver ultra-quiet operation at only 44 dB.
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
Fully adjustable upper rack with fold-down tines and versatile loading options to accommodate large and odd-shaped items.
Wash Programs Explained
Heavy Wash
Intensive cleaning for pots, pans, and heavily soiled dishes
Normal Wash
Standard cleaning for everyday dishes and tableware
Light Wash
Gentle cleaning for lightly soiled dishes and quick cycles
Rinse Only
Quick rinse to prevent food from drying on dishes
Sanitize
High-temperature wash to eliminate bacteria and germs
Express Wash
Fast cycle for lightly soiled loads in under 30 minutes
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, heating element issue | Refill rinse aid, check heating element function |
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
LDFN454HT
Standard Capacity Dishwasher
LDPN455HT
QuadWash Dishwasher
LDFN456HT
ThinQ Dishwasher
LDPN457HT
Stainless Steel Dishwasher
Popular Previous Models
LDFN452HT
Standard Capacity Washer
LDPN453HT
Steam Dishwasher
LDFN450HT
ThinQ Dishwasher
LDPN451HT
Black Dishwasher