Toshiba MMK-UP0121HP-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

Summary

1. SPECIFICATIONS

1-1. 4-way cassette type

Detailed specifications for the 4-way cassette type indoor units, including capacity, dimensions, and electrical characteristics.

1-2. Ceiling type

Specifications for Ceiling type indoor units, covering capacity, dimensions, electrical characteristics, and sound levels.

1-3. Concealed Duct Standard type

Technical specifications for Concealed Duct Standard type units, detailing capacity, dimensions, and electrical data.

1-4. Concealed Duct High Static Pressure type

Specifications for Concealed Duct High Static Pressure type units, including capacity, external dimensions, and sound levels.

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

Specifications for Concealed Duct High Static Pressure fresh air intake units, covering capacity, dimensions, and electrical data.

1-6. Console type

Detailed specifications for Console type indoor units, including capacity, dimensions, and sound power levels.

1-7. High wall type

Specifications for High wall type indoor units, covering capacity, electrical characteristics, and sound pressure levels.

3. WIRING DIAGRAMS

3-1. 4-way cassette type

3-2. Ceiling type

3-3. Concealed Duct Standard type

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

4. PARTS RATING

5. REFRIGERANT CYCLE DIAGRAM

6. CONTROL OUTLINE

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)

8-5. Test run of indoor unit

Procedure for performing a test run of the indoor unit using wired and wireless remote controllers.

8-6. Method to set indoor unit function DN code

Instructions for setting indoor unit functions and DN codes using wired remote controllers.

9. TROUBLESHOOTING

9-1. Overview

General overview of troubleshooting for applicable models, including tools and normal behaviors.

9-2. Troubleshooting method

Detailed method for troubleshooting based on check codes detected by various devices.

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

Procedure for troubleshooting based on check codes and trouble history displayed on the remote controller.

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 displayed on remote controller and outdoor unit, including causes and locations.

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

Diagnostic flowcharts for identifying causes of indoor unit check codes.

10. P.C. BOARD EXCHANGE PROCEDURES

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

Procedures for replacing indoor unit P.C. boards, including EEPROM data handling.

Toshiba MMK-UP0121HP-E Specifications