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SERVICE MANUAL
Order No. Ref1505S017V0
Refrigerator
MODEL:
RMB32YLCS0
WARNING
This service information is designed for experienced repair technicians only and is not designed for use by the general public. It
dose not contain warnings and cautions to advice non-technical individuals of potential dangers in attempting to service a product.
Product powered by electricity should by serviced or repaired only by experienced professional technicians. Any attempt to service
or repair the product or products dealt with in this service information by anyone else could result in serious injury or death.
©2017
All right reserved. Unauthorized copying and distribution is a violation of law.
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Summary of Contents for mabe RMB32YLCS0
- Page 1 Order No. Ref1505S017V0 Refrigerator MODEL: RMB32YLCS0 WARNING This service information is designed for experienced repair technicians only and is not designed for use by the general public. It dose not contain warnings and cautions to advice non-technical individuals of potential dangers in attempting to service a product.
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Page 2: Table Of Contents
Contents Chapter 1 General Information ........................2 1-1. General Guidelines ..........................2 1-2. Insurance test ............................2 Chapter 2 Product Feature ..........................3 2-1. Specifications ............................3 2-2. External views ............................4 2-3 Space requirement ............................ 5 2-4. -
Page 3: Chapter 1 General Information
Chapter 1 General Information 1-1. General Guidelines When servicing, observe the original lead dress. If a short circuit is found, replace all parts which have been overheated or damaged by the short circuit. After servicing, see to it that all the protective devices such as insulation barriers, insulation papers shields are properly installed. -
Page 4: Chapter 2 Product Feature
Chapter 2 Product Feature 2-1. Specifications Picture Model RMB32YLCS0 Basic features Climate class SN/N/ST/T Gross capacity 300L Total net capacity 300L Net capacity refrigerator compartment 203L Net capacity freezer compartment (total) Freezing capacity / 24 hours kg/24 h 12kg/24 h... -
Page 5: External Views
2-2. External views... -
Page 6: Space Requirement
Appliance width in mm in mm Model RMB32YLCS0 1200 2-4. Main features Fully closed freezing system and drawer storage can avoid food tainting, keep cold and are energy-saving. As warm air can't easily enter into the storage area when opening the door. -
Page 7: Chapter 3 Disassembly And Installation
Chapter 3 Disassembly and Installation 3-1 Disassembly of the assembly 3-1-1 Disassembly of top lamp ① Take cover with screwdriver; ① ②The whole lamp is fixed by snap joint, and its location is shown in the figure. Pull out the terminal of the left lamp and remove the lamp. - Page 8 ② 3-1-3 Disassembly of freezer fan ① Unscrew the bolts with a cross screwdriver. Gently unclench upper and lower cover plates of the freezer air duct; ① ② Take the fan cable out. Unscrew three bolts with a cross screwdriver. Disassemble the freezer fan.
- Page 9 3-1-4 Disassembly of refrigerator air damper ① Remove the small white cover with a screwdriver as shown in the figure ① ② Follow the arrow direction in the figure and slightly pull out the air damper little turn counterclockwise a little until the connector can be saw.
- Page 10 3-1-5 Disassembly of refrigerator air duct ① Unscrew the bolts with a cross screwdriver. ① ②Take out the refrigerator air duct as shown in the figure; ② ③ Follow the arrow direction in the figure and pull out the terminal 3-1-6 ③...
- Page 11 Door Reversibility...
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Page 13: Chapter 4 System Flow Principle
Chapter 4 System flow principle 4-1. Refrigeration flow chart The refrigeration system of direct cooling single-system cooler belongs to the category of a single-temperature and single-control refrigerating system with one evaporators and is controlled by a single temperature control. -
Page 14: Refrigerating Cycle Perspective
4-2 Refrigerating cycle perspective... -
Page 15: Chapter 5 Circuit Diagram
Chapter 5 Circuit diagram 5-1. Brief principle diagram... -
Page 16: Main Control Chart
Note:B=Black/Bl=Blue/Br=Brown/G=Green/Gr=Gray/O=Orange/P=Pink/Pu=Purple/R=Red/W=White/Y=Yellow (Br) (Bl) Display Damper (W)(Bl) (Y) (R)(Bl)(Br) NL (G)(Bl)(Br) (W) (Bl) (Y) AMP 917788-1 MOLEX 67280-0400 Switch S-SNR MOLEX 67280-0400 CN13 LCKG MOLEX 5267-4 1 2 3 4 Main PCB 0061800486B LED-GND Main Cable 0060402959 UV-GND (Pu) +12V (Pu) +12V Ambient Sensor RT-SNR... -
Page 17: 5-3.Connectors ' Location On Pcb
5-3.Connectors ‘ location on PCB Do not need to break... -
Page 18: Chapter 6 Main Function Operating Principle
Chapter 6 Main Function Operating principle 6-1 Defrost system 6-1-1 defrost control ： According to the times of opening and closing the door and the time of the compressor cumulative working, the refrigerator has different frost timing . When the temperature of the defrost sensor reaches 8℃,the defrost stops, in defrosting the compressor and freezer fan are off, the refrigeration damper closes. - Page 19 Comp ON⇒OFF R-SNR＞R-Set OFF R-Door ON≥60s Comp ON Time≥3h R-Damper ON≥90min Comp On Time≥12h S-Damper ON≥120min(S-Set＞-15℃) F-SNR> F-Set ON +7℃ Comp ON⇒OFF R-SNR＞R-Set OFF Comp On Time =18h Comp On Time =18h then defrost Comp ON Time＜7h Comp continue on 2 cycle R≥OFF AT≥40 Comp On Time≥7h Comp ON⇒OFF R-SNR＞R-Set OFF 点...
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Page 20: Chapter 7 Control And Display System
Chapter 7 Control and display system 7-1 Control and display panel 7-2 Function adjustment 7-2-1 First, The panel is unlocked. Touch the button D for 3 seconds. - Page 21 7-2-2 Adjust the fridge temperature Press the button A to adjust. 7-2-3 Adjust the freezer temperature Press the button B to adjust.
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Page 22: Chapter 8 Quick Check And Self-Test Model
Chapter 8 Quick check and Self-test model 8-1 Checking method of fault code Entry mode: Three doors set in the bottom: open refrigerator door and under locking condition, press “ Freezer ” button for five times when pressing “ Fridge ” button to enter checking mode of refrigerator fault. Fault code will be displayed when refrigerator is under abnormal condition;... -
Page 23: Demo Mode
normally， If the D-SNR＜8℃, then 4,all heater off D-HTR work D-SNR to reach the exit of 8 ℃ (D-SNR the longest 90min forced exit; D-SNR failure, the longest exit 30min); Hand force exit, exit immediately. 8-3 Demo mode When opening the refrigerator’s door, under locking condition, press and hold the “ Fridge ” button for 10 seconds, to enter refrigerator exhibition function. -
Page 24: Sensor Layout Plan
8-4 Sensor layout plan Ouside temperature sensor Fridge storage temperature sensor Freezer storage temperature sensor Defrosting temperature sensor... -
Page 25: Chapter 9 Electrical Parts Specifications
Chapter 9 Electrical Parts specifications Spare parts Model The main parameters Picture Power：220-240 EER：1.73-1.85 Refrigerating capacity ： 102-280W Compressor VEMT9C working current： 0.56-2.1 the main winding resistance at 25℃ 19.5Ω Volt: 12V Frz. Fan FBA12J12M Current: 0.23A Frz. Defrost Volt: 230V heater Power: 200W ELECTRIC... -
Page 26: Chapter 10 Trouble Shooting
Chapter 10 Trouble shooting 10-1. Symptom: No freezing No refrigeration Power on after shutdown for 10 minutes and check Overhauling by pressing “not starting” whether compressor is operating Whether compressor Leakage refrigerating fluid keep running maintenance and refilling time Ice or filth blockage and refilling after replacing filter... -
Page 27: Symptom: No Shutdown
10-2. Symptom: no shutdown No shutdown Whether refrigerator keeps Maintain by pressing “no refrigeration cool enough Maintain by pressing “not enough refrigeration” refrigeration high ambient temperature and close to Adjust and guide user correctly heat source Open door frequently or lots of fresh foods Repair sensor... -
Page 28: Symptom: Poor Freezing
10-3. Symptom: Poor freezing Poor freezing Whether there is deformation of door Replace door seal and cool leakage Adjust and guide user correctly Whether gear is set too high Whether condensate fan is not Check condensate fan operating Whether there is leakage of Repair refrigerating fluid Check parameters of main... -
Page 29: Symptom: No Starting When Powering On
10-4. Symptom: No starting when powering on... -
Page 30: Symptom: No Defrosting
10-5. Symptom: no defrosting No defrosting Whether fuse has been protected Damage (turnoff) of heater fuse Under forced defrosting mode (T2) Replace main control...