Midea UR-PC160E-DQ

Service Manual, 2016-12
1 / 39
Service Manual
Applicable Models
Model Code
UR-PC160E-DQ
22033210000002
UR-PC160E-DQ
22033210000062
(The picture is only for reference, and specific appearance and configuration are subject to the real product)
Prepared by
R&D：Chen Feixiang
Reviewed by
QA：Wang Tao
SVC：Chen Lei
Approved by
R&D：Zhang Huawei
SVC：Guang Taoshuai

Midea UR-PC160E-DQ Specifications

General

Brand	Midea
Model	UR-PC160E-DQ
Category	Freezer
Language	English

Summary

1.Safety Warning Code

1.1 Warning for operation safety

Provides essential safety instructions for operating the appliance, covering general precautions and electrical safety.

Grounding requirement

1.2 Safety instruction for refrigerant

Details safety guidelines related to refrigerant handling, emphasizing explosion hazards and proper servicing procedures.

2.Description for product features

3.Installation and commissioning

3.1 Handling

Instructions on how to safely move and place the refrigerator, including waiting time before power-on.

3.2 Door Disassembly and Assembly(None)

Guidance on dismantling and reassembling the refrigerator door, if needed for room access.

3.3 Installation location

Recommendations for choosing an installation location that ensures proper ventilation for heat dissipation and energy efficiency.

3.4 Leveling of the refrigerator

Steps to adjust the refrigerator's footing to ensure it is placed steadily and level.

3.5 Door reversal(None)

Instructions for reversing the door swing direction, if required for installation.

3.6 Installation of handle(None)

Details on how to install the handle onto the refrigerator door.

3.7 Installation of door lock(None)

Instructions for installing an optional door lock mechanism.

3.8 Adjustment to level the door(None)

Guidance on adjusting the door to ensure it hangs level and seals properly.

4.Terms

4.1 Definition of model(None)

Defines the specific model designation for the refrigerator.

4.2 Location of nameplate

Indicates where to find the product's nameplate, containing essential identification information.

5.Product specification

5.1 Type specification (None)

Specifies the type or category of the refrigerator model.

5.2 Electrical parameters

Details the electrical characteristics, including voltage, current, and component specifications.

5.3 Inside temperature

Defines the acceptable temperature range and tolerance within the refrigerator compartments.

5.4 Defrosting parts (None)

Lists the components involved in the automatic defrosting system.

5.5 Circuit diagram

Presents the electrical schematic diagram of the refrigerator's main components and connections.

6.Internal view and dimension

6.1 Main parts and their names

Identifies and labels the key internal components of the refrigerator.

6.2 External dimension

Provides the external dimensions of the refrigerator for installation planning.

7.Refrigerating piping system and circulating route of cooling air

7.1 Refrigerating piping system

Illustrates the flow path of the refrigerant through the system's components.

7.2 Circulating route of cooling air

Shows the path of air circulation within the refrigerator for cooling.

8.Dismantling of parts

8.1 Parts on the door

Instructions for removing the door seal from the refrigerator door.

8.2 Parts inside the wine cabinet

Guides for dismantling internal components such as shelves, CO2 can mounts, and beer can pads.

8.3 Light system(None)

Information regarding the internal lighting system, if applicable.

8.4 Air duct components refrigeratingchamber and fan motor

Details on dismantling the air duct components and fan motor in the refrigerating chamber.

8.5 Air duct components in freezing chamber and fan motor(None)

Procedures for dismantling air duct components and fan motor in the freezing chamber.

8.6 Evaporator and temperature sensing system

Covers the evaporator, defrost thermostat, fuse, defrost sensor, and defrost heater.

8.7 Compressor case

Instructions for accessing and dismantling the compressor case and rear cover.

8.8 Temperaturecontrol panel

Procedures for removing the temperature control board mounting box and its screws.

8.9 main panel

Procedures for removing screws and the main control panel cover.

8.9 Bar counter(None)

Procedures for disassembly and installation related to the bar counter and its door seal.

8.10 Water dispenser(None)

Details on the disassembly and installation of the water valve and water tank components.

8.11 Ice maker(None)

Instructions for disassembly and installation of the ice maker, water system, and sensor.

9. Function and operation

9.1 operation panel

Overview of the operation panel, including display icons and control keys.

9.2 Temperature control

Instructions on setting and adjusting the refrigerator's temperature, and switching between Celsius/Fahrenheit.

9.3 Alarm(None)

Information regarding alarm functions and indicators.

9.4 Failure code and solutions

Lists error codes and provides step-by-step solutions for common faults.

9.5 Defrost function

Explanation of how the automatic defrosting process works, triggered by sensor readings.

9.6 Compressor fan control (None)

Details on the control mechanism for the compressor fan.

9.7 Self-diagnosis (None)

Information on the self-diagnosis features of the refrigerator.

10.Circuit description

10.1 Power Supply

Description of the power supply circuit, including voltage conversion and filtering.

10.2 Door trip test circuit(None)

Details regarding the circuit used for door trip testing.

10.3 Temperature test circuit

Explanation of the temperature sensing circuit, NTC thermostat characteristics, and testing methods.

10.4 Fan motor circuit of the freezing chamber(None)

Description of the circuit for the fan motor in the freezing chamber.

10.5 Refrigerator fan motor circuit

Details the circuit diagram for the refrigerator's fan motor and troubleshooting steps.

10.6 Condensing fan motor circuit (None)

Description of the circuit for the condensing fan motor.

10.7 Damper motor circuit (None)

Details on the circuit controlling the damper motor.

10.8 (RT) Resistance value of the sensor (RT)

Provides a table of resistance values for temperature sensors at various temperatures.

11.Trouble shooting Method

11.1 No cooling

A flowchart guiding users through diagnosing and resolving 'no cooling' issues.

11.2 No working of compressor

A flowchart for troubleshooting the 'compressor not working' problem.

11.3 Inside frosting, no defrosting

A flowchart to diagnose and resolve issues related to internal frosting and lack of defrosting.

11.5 Lights inside the refrigerator dont light up (None)

Troubleshooting steps for issues where the interior lights of the refrigerator are not functioning.

11.6 Air duct not operated(None)

Guidance on diagnosing and resolving problems with the air duct system not operating correctly.

11.7 Fan failure (None)

Steps to identify and fix issues related to fan failure within the refrigerator.

11.8 Defective defrost circuit (None)

Troubleshooting procedures for a malfunctioning defrost circuit.

11.9 Noise

A flowchart and explanations for diagnosing and resolving various types of noise issues.

12. Figures and details of repair parts(Documents are provided separately)

12.1 Figures

References to figures detailing various parts of the refrigerator.

12.2 List of parts and components

Provides a list of all replaceable parts and components for the appliance.

13 Appendix:

13.1 Electrical Schematic Diagram(None)

References to detailed electrical schematic diagrams for service purposes.

13.2 Refrigerator maintenance tooling and equipment and material

Lists necessary tooling, equipment, and materials required for refrigerator maintenance and repair.