Toshiba MMU-UP0241HP-E User Manual

AIR CONDITIONER (MULTI TYPE)
SERVICE MANUAL
Indoor unit
<4-way cassette type>
MMU-UP0091HP-E(TR)
MMU-UP0121HP-E(TR)
MMU-UP0151HP-E(TR)
MMU-UP0181HP-E(TR)
MMU-UP0241HP-E(TR)
MMU-UP0271HP-E(TR)
MMU-UP0301HP-E(TR)
MMU-UP0361HP-E(TR)
MMU-UP0481HP-E(TR)
MMU-UP0561HP-E(TR)
<Ceiling type>
MMC-UP0151HP-E(TR)
MMC-UP0181HP-E(TR)
MMC-UP0241HP-E(TR)
MMC-UP0271HP-E(TR)
MMC-UP0361HP-E(TR)
MMC-UP0481HP-E(TR)
MMC-UP0561HP-E(TR)
<Concealed Duct Standard type>
MMD-UP0051BHP-E
MMD-UP0071BHP-E(TR)
MMD-UP0091BHP-E(TR)
MMD-UP0121BHP-E(TR)
MMD-UP0151BHP-E(TR)
MMD-UP0181BHP-E(TR)
MMD-UP0241BHP-E(TR)
MMD-UP0271BHP-E(TR)
MMD-UP0301BHP-E(TR)
MMD-UP0361BHP-E(TR)
MMD-UP0481BHP-E(TR)
MMD-UP0561BHP-E(TR)
<Concealed Duct High Static Pressure type>
MMD-UP0181HP-E(TR)
MMD-UP0241HP-E(TR)
MMD-UP0271HP-E(TR)
MMD-UP0361HP-E(TR)
MMD-UP0481HP-E(TR)
MMD-UP0561HP-E(TR)
MMD-UP0721HP-E(TR)
MMD-UP0961HP-E(TR)
<Concealed Duct High Static Pressure
fresh air intake type>
MMD-UP0481HFP-E(TR)
MMD-UP0721HFP-E(TR)
MMD-UP0961HFP-E(TR)
MMD-UP1121HFP-E(TR)
MMD-UP1281HFP-E(TR)
<Console type>
MML-UP0071NHP-E(TR)
MML-UP0091NHP-E(TR)
MML-UP0121NHP-E(TR)
MML-UP0151NHP-E(TR)
MML-UP0181NHP-E(TR)
<High wall type>
MMK-UP0031HP-E(TR)
MMK-UP0051HP-E(TR)
MMK-UP0071HP-E(TR)
MMK-UP0091HP-E(TR)
MMK-UP0121HP-E(TR)
MMK-UP0151HP-E(TR)
MMK-UP0181HP-E(TR)
MMK-UP0241HP-E(TR)
MMK-UP0031HPL-E(TR)
MMK-UP0051HPL-E(TR)
MMK-UP0071HPL-E(TR)
MMK-UP0091HPL-E(TR)
MMK-UP0121HPL-E(TR)
MMK-UP0151HPL-E(TR)
MMK-UP0181HPL-E(TR)
MMK-UP0241HPL-E(TR)
FILE NO. SVM-20095
January, 2021

Toshiba MMU-UP0241HP-E Specifications

General

Category	Air Conditioner
Model	MMU-UP0241HP-E
Refrigerant	R410A
Power Supply	220-240 V, 50 Hz
Coefficient of Performance (COP)	3.21
Outdoor Unit Noise Level	50 dB
Outdoor Unit Dimensions (W x H x D)	900 x 320 mm

Summary

1. SPECIFICATIONS

1-1. 4-way cassette type

Detailed specifications including capacity, dimensions, and electrical characteristics.

1-2. Ceiling type

Specifications for ceiling type indoor units covering capacity, dimensions, and electrical data.

1-3. Concealed Duct Standard type

Technical specifications for concealed duct standard type units, including capacity and dimensions.

1-4. Concealed Duct High Static Pressure type

Specifications for high static pressure concealed duct units, including capacity and dimensions.

1-5. Concealed Duct High Static Pressure fresh air intake type

Specifications for concealed duct units with fresh air intake, covering capacity and dimensions.

1-6. Console type

Detailed specifications for console type indoor units, including capacity and dimensions.

1-7. High wall type

Specifications for high wall type indoor units, including capacity, dimensions, and electrical data.

2. CONSTRUCTION VIEWS (EXTERNAL VIEWS)

2-1. 4-way cassette type

2-2. Ceiling type

2-3. Concealed Duct Standard type

2-4. Concealed Duct High Static Pressure type

2-5. Concealed Duct High Static Pressure fresh air intake type

2-6. Console type

2-7. High wall type

3. WIRING DIAGRAMS

3-1. 4-way cassette type

Wiring diagram for the 4-way cassette type indoor unit.

3-2. Ceiling type

Wiring diagram for the ceiling type indoor unit.

3-3. Concealed Duct Standard type

Wiring diagram for the concealed duct standard type indoor unit.

3-4. Concealed Duct High Static Pressure type

3-5. Concealed Duct High Static Pressure fresh air intake type

3-6. Console type

3-7. High wall type

5. REFRIGERANT CYCLE DIAGRAM

Indoor unit

6. CONTROL OUTLINE

Control Specifications

Details on control functions, operation modes, and temperature settings for indoor units.

8. APPLIED CONTROL AND FUNCTIONS (INCLUDING CIRCUIT CONFIGURATION)

8-1. Indoor controller block diagram (MCC-1643)

8-2. Indoor controller block diagram (MCC-1720)

8-3. Indoor controller block diagram (MCC-1696)

8-4. Indoor Print Circuit Board

9. TROUBLESHOOTING

9-2. Troubleshooting method

Procedure for identifying troubles using check codes detected by various devices.

9-3. Troubleshooting based on information displayed on remote controller

Method for troubleshooting using remote controller displays and history access.

9-4. Check Codes Displayed on Remote Controller and SMMS series Outdoor Unit (7-Segment Display on I/F Board) and Locations to Be Checked

List of check codes, their causes, and specific locations for inspection.

9-5. Diagnostic Procedure for Each Check Code (Indoor Unit)

Diagnostic flowcharts for common check codes encountered in indoor units.

10. P.C. BOARD EXCHANGE PROCEDURES

10-1. Replacement of indoor P.C. boards