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Toshiba Carrier MMK-AP0243H2UL User Manual

Toshiba Carrier MMK-AP0243H2UL
173 pages
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R410A
FILE NO. A10-019-1
SERVICE MANUAL
AIR-CONDITIONER
SPLIT TYPE
PRINTED IN JAPAN, Dec., 2011 ToMo
INDOOR UNIT
4-Way Cassette Type
MMU-AP0182H2UL, MMU-AP0212H2UL,
MMU-AP0242H2UL, MMU-AP0302H2UL,
MMU-AP0362H2UL, MMU-AP0422H2UL
Compact 4-Way Cassette Type
MMU-AP0071MH2UL, MMU-AP0091MH2UL,
MMU-AP0121MH2UL, MMU-AP0151MH2UL,
MMU-AP0181MH2UL
Ceiling Type
MMC-AP0181H2UL, MMC-AP0241H2UL,
MMC-AP0361H2UL, MMC-AP0421H2UL
High Wall Type
MMK-AP0073H2UL, MMK-AP0093H2UL,
MMK-AP0123H2UL, MMK-AP0153H2UL,
MMK-AP0183H2UL, MMK-AP0243H2UL
4-Way Cassette Type
Compact 4-Way Cassette Type
Ceiling Type
High Wall Type
REVISION 1 : Dec.2011
Re-edit version.( file volume down)
Contents have NOT been changed.
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Toshiba Carrier MMK-AP0243H2UL Specifications

General IconGeneral
BrandToshiba
ModelCarrier MMK-AP0243H2UL
CategoryAir Conditioner
LanguageEnglish

Summary

Safety Precautions

Explanation of Indications

Details the meaning of safety indications like DANGER, WARNING, CAUTION.

Explanation of Illustrated Marks

Explains the meaning of safety marks such as Forbidden, Mandatory, Caution.

Warning Label Confirmation

Instructions to confirm warning labels are indicated on specified positions on the unit.

New Refrigerant R410A Information

Safety Cautions for R410A Refrigerant

Highlights safety considerations specific to R410A refrigerant, including pressure differences.

R410A Installation and Service Cautions

Provides critical cautions for installation and service work involving R410A refrigerant.

R410A Pipe Materials Requirements

Specifies the required materials for refrigerant pipes and joints when using R410A.

Required Tools for R410A

Tool Classification and Interchangeability

Lists tools exclusive to R410A and those common with conventional refrigerants.

Product Specifications

4-Way Cassette Type Specifications

Details technical specifications for 4-Way Cassette indoor units.

Compact 4-Way Cassette Type Specifications

Details technical specifications for Compact 4-Way Cassette indoor units.

Ceiling Type Specifications

Details technical specifications for Ceiling Type indoor units.

High Wall Type Specifications

Details technical specifications for High Wall Type indoor units.

Construction Views (External)

4-Way Cassette Type Construction Views

Provides external dimensional views and installation details for 4-Way Cassette units.

4-Way Cassette Type Construction Views (Cont.)

Provides external dimensional views and installation details for 4-Way Cassette units.

4-Way Cassette Type Construction Views (Cont.)

Provides external dimensional views and installation details for 4-Way Cassette units.

Compact 4-Way Cassette Type Views

Provides external dimensional views and installation details for Compact 4-Way Cassette units.

Ceiling Type Construction Views

Provides external dimensional views and installation details for Ceiling Type units.

High Wall Type Construction Views

Provides external dimensional views and installation details for High Wall Type units.

Wiring Diagrams

4-Way Cassette Type Wiring Diagram

Illustrates the electrical wiring for 4-Way Cassette indoor units.

Compact 4-Way Cassette Type Wiring

Illustrates the electrical wiring for Compact 4-Way Cassette indoor units.

Ceiling Type Wiring Diagram

Illustrates the electrical wiring for Ceiling Type indoor units.

High Wall Type Wiring Diagram

Illustrates the electrical wiring for High Wall Type indoor units.

Parts Ratings

4-Way Cassette Type Parts Rating

Lists the ratings for components used in 4-Way Cassette indoor units.

Compact 4-Way Cassette Type Rating

Lists the ratings for components used in Compact 4-Way Cassette indoor units.

Ceiling Type Parts Rating

Lists the ratings for components used in Ceiling Type indoor units.

High Wall Type Parts Rating

Lists the ratings for components used in High Wall Type indoor units.

Refrigerating Cycle Diagram

Control Outline

4-Way/Compact/Ceiling Type Control Outline

Details the control logic and operations for 4-Way, Compact, and Ceiling types.

High Wall Type Control Outline

Details the control logic and operations for High Wall Type units.

Applied Control and Function

Indoor Controller Block Diagram

Shows the block diagram of the indoor unit's controller system.

Wireless Remote Controller Kit Connection

Explains the connection procedure for a wireless remote controller kit.

Wired and Wireless Remote Controller Connection

Details the connection for systems using both wired and wireless remote controllers.

Indoor Printed Circuit Board Details

MCC-1570 PCB for 4-Way Cassette Type

Illustrates the layout and components of the MCC-1570 PC board.

MCC-1402 PCB for Compact/Ceiling Type

Illustrates the layout and components of the MCC-1402 PC board.

PC Board Optional Connector Specifications

Connector Specifications Overview

Lists optional connector functions and their specifications.

High Wall Type Connector Specifications

Lists optional connector specifications specific to High Wall Type units.

Test Run Functions

Cooling and Heating Test Run Procedures

Details the steps for performing cooling and heating test runs.

Wireless Remote Test Run Procedure

Outlines the procedure for conducting a test run using a wireless remote controller.

Indoor Unit Operation Check Function

How to Operate the Check Function

Explains how to use the function to check indoor unit operation.

How to Clear Errors

Provides instructions on how to clear errors from the system.

Set Indoor Unit Function DN Codes

Applied Control in Indoor Unit

Remote Location ON/OFF Control

Details the application of remote location ON/OFF control box.

Control Items and Wiring for Remote Control

Lists control items and wiring diagrams for remote control interface.

Ventilating Fan Control from Remote Controller

Function and Operation of Ventilating Fan Control

Explains the function and operation of ventilating fan control via remote controller.

Ventilating Fan Control Wiring

Provides wiring details for the remote controller based ventilating fan control.

Leaving-ON Prevention Control

Function, Control Items, and Operation

Describes the function, control items, and operation of Leaving-ON prevention.

Power Peak-Cut Function

Details the power peak-cut function for indoor units.

Wired Remote Controller Address Setup

Indoor Unit Number Confirmation

Confirm Unit Addresses via Remote Controller

Procedure to confirm indoor unit addresses using a wired remote controller.

Confirm Unit Position by Address

Procedure to confirm the position of indoor units based on their addresses.

Check Unit Numbers via Wired Remote Controller

Change Indoor Unit Address via Wired Remote Control

Change All Indoor Addresses via Wired Remote Controller

Error Clearing Functions

Remote Controller Error Clearing Methods

Explains how to clear errors using the remote controller.

Outdoor and Indoor Unit Error Clearing

Details methods for clearing errors for both outdoor and indoor units.

Remote Controller Monitoring Function

Calling Display and Contents of Monitoring

Describes how to call up and view monitoring data on the remote controller.

Procedure for Monitoring System Status

Outlines the steps to monitor system status via the remote controller.

PC Board LED Indicators and Remote Controller Setup

LED Display on PC Board

Explains the meaning of LED indicators on the PC board.

High Wall Wireless Remote A-B Selection

Details the procedure for selecting wireless remote controller A or B.

Celsius Display Setting Change

Troubleshooting Overview

Applicable Models and Required Tools

Lists applicable models and the necessary tools for troubleshooting.

Troubleshooting Procedure Steps

Outlines the systematic procedure for troubleshooting faults.

Troubleshooting Method - Check Codes

Indoor Unit Check Codes

Lists and explains check codes detected by indoor units.

Main Remote Controller Check Codes

Lists and explains check codes detected by the main remote controller.

Central Control Device Errors

Lists and explains errors detected by the central control device.

Outdoor Unit Check Codes

Lists and explains check codes detected by outdoor units.

Troubleshooting via Remote Controller Display

Checking and Testing Faults via Display

Details how to check and test faults using the remote controller display.

Error History Access Procedure

Explains how to access and interpret error history.

Reading Displayed Information Guide

Provides guidance on how to read and interpret information displayed on the remote.

Indoor Unit Indicator Light Codes (Wireless Type)

Other Indications (Not Check Codes)

Check Codes on Remote Controller and Outdoor Unit

Sensor Characteristics

Indoor Unit Temperature Sensor Characteristics

Provides resistance vs. temperature data for indoor unit sensors.

Component Detachment Procedures

4-Way Cassette Type Detachments

Instructions for detaching components of 4-Way Cassette indoor units.

Compact 4-way Cassette Type Detachments

Procedures for detaching components of Compact 4-Way Cassette indoor units.

Ceiling Type Detachments

Procedures for detaching components of Ceiling Type indoor units.

High Wall Type Detachments

Procedures for detaching components of High Wall Type indoor units.

PC Board Replacement Procedures

4-Way/Compact/Ceiling Type PC Board Exchange

Procedures for exchanging PC boards in 4-Way, Compact, and Ceiling types.

PC Board Replacement Notes

Important notes and considerations before and after replacing an indoor PC board.

Procedure 2: Replacing P.C. Board

Step-by-step guide for replacing the service P.C. board.

Procedure 3: Writing Setting Data in EEPROM

Instructions for writing setting data into the EEPROM of the new P.C. board.

High Wall Type PC Board Exchange

Replacement Procedure Overview

Overview of the PC board replacement process for High Wall type.

Method 1: Read EEPROM Data Before Replacement

Method to read EEPROM data using a wired remote controller before replacement.

Method 2: Write EEPROM Data Without Reading

Method to write EEPROM data when original data cannot be read.

Procedure 1: Readout EEPROM Setup Data

Steps to read setup data from the EEPROM using the remote controller.

Procedure 2: Replace Service P.C. Board

Steps for replacing the service P.C. board and establishing correspondence.

DIP Switch Setting Method

Explains the method for setting DIP switches on the P.C. board.

Procedure 3: Write EEPROM Setup Data

Steps to write setup data into the EEPROM after board replacement.

Exploded Views and Parts List

4-Way Cassette Type Parts List

Provides an exploded view and parts list for 4-Way Cassette indoor units.

4-Way Cassette Type Parts List (Cont.)

Provides an exploded view and parts list for 4-Way Cassette indoor units.

4-Way Cassette Type Parts List (RBC-U31PG Model)

Exploded view and parts list for the RBC-U31PG remote receiver.

4-Way Cassette Type Parts List (RBC-AX31U Model)

Exploded view and parts list for the RBC-AX31U remote receiver.

Compact 4-way Cassette Type Parts List

Provides an exploded view and parts list for Compact 4-Way Cassette units.

Ceiling Type Parts List

Provides an exploded view and parts list for Ceiling Type indoor units.

High Wall Type Parts List

Provides an exploded view and parts list for High Wall Type units.

High Wall Type Parts List (Cont.)

Provides an exploded view and parts list for High Wall Type units.

Warnings on Refrigerant Leakage

Check of Refrigerant Concentration Limit

Information on checking refrigerant concentration limits in rooms.

Concentration Limit Standards

Details the standards for minimum room volume and concentration limits.

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