RF4287 Samsung Refrigerator Service Manual

The Samsung RF4287 is a premium French door refrigerator with 4-door design, external water and ice dispenser, twin cooling plus system, digital inverter compressor, LED lighting, and advanced temperature management. This service manual covers technical specifications, installation procedures, troubleshooting, maintenance, and repair guidelines for certified technicians.

1. Product Overview 2. Technical Specifications 3. Installation Requirements 4. Control Panel Operation 5. Component Locations 6. Disassembly Procedures 7. Troubleshooting Guide 8. Error Code Diagnostics 9. Maintenance Schedule 10. Parts Replacement 11. Safety Precautions

Product Overview

The RF4287 features French door design with bottom freezer, external ice and water dispenser, and advanced cooling technology.

Feature	Description
Capacity	28 cubic feet total capacity
Doors	4-door French door design
Cooling System	Twin Cooling Plus with dual evaporators
Compressor	Digital Inverter Compressor
Ice System	External ice and water dispenser
Shelves	Tempered glass shelves, adjustable
Lighting	LED interior lighting
Controls	Digital temperature control panel
Finish	Stainless steel exterior
Warranty	10-year compressor warranty

Technical Specifications

Model: RF4287FH
Total Capacity: 28.0 cu. ft.
Refrigerator Capacity: 18.6 cu. ft.
Freezer Capacity: 9.4 cu. ft.
Dimensions (HxWxD): 70" x 36" x 37"
Voltage: 115V, 60Hz
Amperage: 6.5A
Refrigerant: R600a
Defrost System: Automatic defrost
Water Filter: HAF-CIN/EXP
Energy Star: Yes

Installation Requirements

Proper installation is critical for optimal performance and energy efficiency.

Clearance: Allow 2" clearance at back, 1" at sides, and 4" at top for ventilation.
Leveling: Adjust front leveling legs to ensure unit is level side-to-side and tilted slightly backward.
Water Connection: Connect to cold water line with 1/4" copper tubing, maximum length 20 feet.
Electrical: Dedicated 115V, 15A grounded outlet required.
Door Swing: Ensure adequate clearance for all doors to open fully.

WARNING! Do not install near heat sources. Ensure proper ventilation to prevent compressor overheating.

Control Panel Operation

Digital control panel located on the refrigerator door provides complete temperature management.

Buttons: Power Freeze, Power Cool, Fridge Temp, Freezer Temp, Ice Type, Lock, Filter Reset.

Temperature Settings: Refrigerator 34°F to 46°F, Freezer -8°F to 8°F. Power Freeze: Rapid freezing for 72 hours. Power Cool: Rapid cooling for 3 hours. Ice Type: Cubed or crushed ice selection. Child Lock: Prevents accidental setting changes. Filter Reset: Reset after water filter replacement.

Component Locations

Major components and their locations for service access.

Compressor: Rear bottom, accessible from back panel
Evaporator Fans: Refrigerator and freezer compartments
Condenser Coils: Rear bottom, behind kickplate
Control Board: Top rear of refrigerator compartment
Water Valve: Rear bottom left
Ice Maker: Freezer door
Temperature Sensors: Multiple locations throughout unit
Defrost Heater: Behind freezer evaporator cover

Tip: Always disconnect power before accessing electrical components.

Disassembly Procedures

Step-by-step disassembly for component access and replacement.

Door Removal: Remove hinge covers, disconnect wiring harnesses, lift doors off hinges.
Control Panel: Remove screws from inside trim, disconnect ribbon cables.
Evaporator Cover: Remove screws, carefully detach cover from freezer compartment.
Compressor Access: Remove rear service panel, discharge refrigerant if required.
Water Dispenser: Remove dispenser cover, disconnect water lines and electrical connections.
Ice Maker: Remove mounting screws, disconnect water supply and electrical connections.

WARNING! Certified technicians only. Refrigerant handling requires EPA certification.

Troubleshooting Guide

Symptom	Possible Cause	Corrective Action
Refrigerator not cooling	Compressor, thermostat, or defrost system	Check compressor operation, test temperature sensors, verify defrost cycle
Water dispenser not working	Water filter, valve, or line obstruction	Replace water filter, test water valve, check for kinked lines
Ice maker not producing ice	Water supply, mold heater, or motor	Check water inlet, test mold heater, verify motor operation
Excessive frost in freezer	Defrost system failure	Test defrost heater, thermostat, and control board
Unusual noises	Fan motors, compressor, or loose parts	Inspect evaporator fans, check compressor mounts, tighten components

Error Code Diagnostics

Digital display shows error codes for system diagnostics.

Error Code	Description	Solution
22E / 23E	Freezer sensor error	Replace freezer temperature sensor
24E / 25E	Refrigerator sensor error	Replace refrigerator temperature sensor
26E	Ambient sensor error	Replace ambient temperature sensor
27E	Defrost sensor error	Replace defrost temperature sensor
30E / 31E	Ice room sensor error	Replace ice room temperature sensor
32E	Communication error	Check main PCB and display PCB connections
5C / 5D	Ice maker communication error	Check ice maker wiring and connections

Maintenance Schedule

Regular maintenance ensures optimal performance and longevity.

Monthly: Clean condenser coils, check door seals
Every 3 Months: Clean interior, check ice maker operation
Every 6 Months: Replace water filter, clean water dispenser
Annually: Professional inspection of compressor and sealed system
As Needed: Defrost if excessive frost accumulation

CAUTION! Always disconnect power before performing maintenance.

Parts Replacement

Common replacement parts and procedures.

Water Filter: HAF-CIN/EXP, replace every 6 months
Ice Maker: Complete assembly or individual components
Temperature Sensors: Various locations throughout unit
Evaporator Fans: Refrigerator and freezer compartments
Door Gaskets: Complete magnetic seal replacement
Control Board: Main PCB or display PCB
Compressor: Digital inverter compressor with mounting kit

Note: Use genuine Samsung parts for optimal performance and warranty coverage.

Safety Precautions

Critical safety information for service technicians.

Always disconnect power before servicing
Wear appropriate PPE: gloves, safety glasses
Properly recover refrigerant following EPA guidelines
Use insulated tools when working with electrical components
Ensure proper ventilation when brazing or soldering
Follow local electrical codes and regulations
Test ground continuity after service
Verify proper operation before returning to customer

Emergency Service: 1-800-SAMSUNG (1-800-726-7864)

Technical Support: www.samsung.com/support