Samsung
RM255BASB, RM255BABB
manual
Freezer Refrigerator
Specifications
Wiring Diagram
Alarm Function
Error
Symbols
Replace connector and wire
Self-Diagnostics Function
Disassembly and Reassembly
Option Setting Function
Temperature Control Operation
Page 86
REFERENCE INFORMATION
Freezer
Refrigerator
85
Page 85
Page 87
Image 86
Page 85
Page 87
Contents
RM255BARB RM255BASB RM255BABB
Authorized Training Center Campuses
Important Safety Notice
Contents
Precautionssafety Warnings
Symbols
Forbidden
Product Specifications
This operation instruction covers various models
Manual
After packing 386lbs
Model Specification
RM25
Electric Parts Specification
Sensor
Items
Specifications Model Dispenser Home Bar
Electric Components
Running
Part Code
Optional Material Specifications
Photograph
Operating Instructions & Installation
Temperature Control Operation
Digital Panel
Power cool Operation
Power Freeze and Power cool Operation
Power Freeze Operation
By in inside function irrespective of current setting
Able to operate on front panel
At Initial Power On
Lock Function
Cube / Crushed / ICE OFF Selection Function
Light Operation
Machine Room F-Fan Motor Delay Function
Water Dispenser Function
Load Operation Condition
Horizontal position Interval about 880ms
Initial Operation
Reverse rotation CCW Forward rotation CW Ice extraction
Maximum torsion point
Ice Extraction Function
Water Supply Function
Ice-Making Function
Water Supply Time
Bold numerals indicate relevant ice tray steps
Horizontality operation
Arctic Zone
Defrosting Function
Defrosting period is fixed to 8 hours
53.6 62.6
Operation
Arctic Select Zone Function
Function
Fresh Select Zone Function
Test KEY
Function Operation Specification
Temp .8 ~ 44.6 of the Fridge compartment
Operation start
Forced Defrosting Function
For the R compartment
When water supply is finished, in the ice maker test mode
Alarm Function
Communication Error Display Function
Display Function at Panel
Operating Instructions & Installation
Self-Diagnostics Function
Self-Diagnostics Checklist
BAD Item Trouble Status
Sensor of R
Error
Defrosting
CR Sensor
On Error
CF-FAN Error
CR-FAN Error
Trouble
Relevant displays about load status is as follows
Load Mode Checklist Load Item Load Status
Load Condition Display Function
Changing to Optional Mode
Option Setting Function
KEY Function
Value Item
Temperature Change Table for the Freezer Compartment
Change for freezer compartment
Temperature Change Table for the Refrigerator Compartment
KEY
Maker For Ice Maker
CR Room Temperature Shift Function
Case of basic model, the following items cannot be set
Flow sensor
Disassembly and Reassembly
Removing the Front Leg Cover
Door Assy
Removing the Freezer Door
Removing the Refrigerator Door
Liner on the right side of the rail To separate it
Open the Fresh Select Zone Door
Remove two screws holding it to
Reattaching the Freezer Door
Reattaching the Refrigerator Door
Levelling
Open the Arctic Select Zone Door
Zone
Close the filter cartridge cover
Do not overtighten the compression Note nut
Water line must be connected to drinkable water only
Door Handle
Door Sub Parts
Control Panel
Door Gasket
Tempered Glass Shelf
Refrigerator Door Light Switch
Refrigerator Light
Plastic Drawers in the Refrigerator
Door Bin in Freezer
Freezer Door Light Switch
Freezer Compartments
Plastic Drawer in Freezer
Freezer Light
Ice Dispenser Ice Maker
Tighten the screws 2 of the ice maker support
Auger Motor Case
Upper Ductwork
Partition in the Freezer
Screws Pull the upper part of the evaporator cover slightly
Evaporator Fan Motor
Evaporator in Freezer
Ice-Maker Thermistor
Freezer Thermistor
Thermistor cover Screw
Water Tank
Evaporator cover in the Refrigerator
Evaporator Fan Motor in Refrigerator
Ductwork Thermistor Thermistor cover
Evaporator in Fridge
Refrigerator Thermistor
Fresh /Arctic Select ZoneTM Thermistor
Upper Ductwork
Sub-condenser
Machine Compartment Electric Box
PCB-MAIN Assy
Water Solenoids
Removing the Arctic Select Zone Accessories
Normal
If power is not on
Start
Check at the Smps PBA Check Main PCB connection
If the compressor doesn’t work normally
Check connector for Contact failure
Exchange and repair COMP. Assembly
Reference
Perform forced defrosting for F R room one at a time
If there is a trouble with self-diagnosissensor failure
If the ambient temperature sensor has trouble
How To Check Temperature Sensing in the manual
Check the soldering on the main PCB for Shorts & breaks
If Beep sounds continuously Start
Alarm Sounds continuouslyrelated to the buzzer
If Ding-Dong sounds continuously Start
Gasket, food etc
Buzzer is broken - replace it
If the buzzer doesn’t sound
Main PCB is normal, buzzer is Normal
Replace buzzer or panel PCB
It is a care
Where the Panel PCB key isn’t selected
If the panel PCB is not working normally
Door Open 0V DC
If fan motor doesn’t working normaly
Door S/W
Condition
These signals will be inputted into Micom
Door Open DC
If Ice Cubed or/and Ice Crushed dont work normally
If Indoor Lamp of Freezer/Refrigerator doesn’t light
Replace Inside lamp Replace or troubleshoot Door S/W
If Water Drawer doesnt work normally Preliminary Check
If Dispenser LED Lamp doesnt light
Replace connector Wire and switch
Replace connector and wire
Failure of panel PCB itself
Wiring Diagram
Connector Arrangement Main Board
Circuitschematic Diagram
Conn Ector Arrangement SMP S Board
Power BUS
A voltage proportional to
68.2
98.9
93.7 40.0 88.9 38.2 84.2 36.4 79.8 34.6 75.7 32.8 71.8
64.7
107
IC75 Input IC75 Output FAN
#18 GND0.8V
Comparison in HIGH/LOW Speed
Motor Drive Circuit Descriptions
Principle of Operation
Remarks
XAA
13-2 Q & a Problem Possible Causes What To Do
Reference Information
Problem Possible Causes What To Do
Small or hollow cubes
Suction Pipe
Additional Information
Compressor Sub-condenser Hot Pipe Dryer Step valve
Freezer Refrigerator
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