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Mitsubishi Electric MR-B46Z-W-C User Manual

Mitsubishi Electric MR-B46Z-W-C
66 pages
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CONTENTS
1. SPECIFICATIONS ••••••••••••••••••••••••••••••••••••••••••••••••••••••••••2
2. WIRING DIAGRAM ••••••••••••••••••••••••••••••••••••••••••••••••••••••••4
3. OUTLINES AND DIMENSIONS •••••••••••••••••••••••••••••••••••••••••6
4. REFRIGERANT CIRCUIT ••••••••••••••••••••••••••••••••••••••••••••••••7
5. TROUBLESHOOTING•••••••••••••••••••••••••••••••••••••••••••••••••••••8
5-1 FUNCTION OF OPERATION PANEL •••••••••••••••••••••••••••••8
5-2 FLOWCHART OF SELF-CHECK •••••••••••••••••••••••••••••••• 23
5-3 BLOCK DIAGRAM OF PRINTED CIRCUIT BOARD •••••••• 27
5-4 AUTO ICE-MAKER ••••••••••••••••••••••••••••••••••••••••••••••••• 27
5-5 FLOWCHART OF TROUBLE CRITERION •••••••••••••••••••• 31
5-6 TROUBLE CRITERION OF MAIN PARTS •••••••••••••••••••••••• 39
5-7 TEST POINT DIAGRAM OF CONTROL BOARD •••••••••••• 44
5-8
TROUBLESHOOTING FOR SUPERCOOL FREEZING OPERATION
•••• 45
6. NAMES OF THE PARTS ••••••••••••••••••••••••••••••••••••••••••••••• 49
7. DISASSEMBLY INSTRUCTIONS ••••••••••••••••••••••••••••••••••••• 50
NOTE:
• RoHS compliant products have <G> mark on the spec name plate.
PARTS CATALOG (OAB162)
C ••••••Taiwan
Model name
indication
(Inside this door)
SERVICE MANUAL
No. OAH162
Models
MR-B46Z-W-C
MR-B46Z-P-C

Table of Contents

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Mitsubishi Electric MR-B46Z-W-C Specifications

General IconGeneral
BrandMitsubishi Electric
ModelMR-B46Z-W-C
CategoryRefrigerator
RefrigerantR600a
Voltage/Frequency220-240V / 50Hz
ColorWhite

Summary

Refrigerator Specifications

Electrical Parts Specifications

Wiring Diagram

Actual Wiring Diagram

Detailed wiring diagram showing component connections and signal paths for electrical components.

Outlines and Dimensions

Door Dimensions and Adjustment

Detailed measurements for refrigerator compartment doors and their adjustment procedures.

Installation Space Requirements

Specifications for necessary clearance around the refrigerator for proper installation and ventilation.

Refrigerant Circuit Diagram

Troubleshooting

Operation Panel Functions and Controls

Details on normal operation, touch controls, and display indicators of the refrigerator's operation panel.

Self-Check and Error Display Flowchart

Guide for performing self-checks, identifying error codes, and locating malfunctions.

Printed Circuit Board Block Diagram

Overview of the control board and its connections to refrigerator components.

Automatic Ice Maker Operation

Explanation of the ice making cycle, components, and automatic ice maker circuit.

Trouble Criterion Flowcharts

Diagnostic flowcharts for troubleshooting cooling issues in compartments.

Main Parts Trouble Criteria

Methods for checking and troubleshooting major refrigerator components like the compressor and motors.

Control Board Test Points

Diagram showing test points on the control board for voltage and signal checks.

Names of Refrigerator Parts

Disassembly Instructions

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