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Toshiba MMD-UP0721HP-E1 User Manual

Toshiba MMD-UP0721HP-E1
36 pages
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AIR CONDITIONER (MULTI TYPE)
Installation Manual
Indoor Unit
Model name:
For commercial use
English
Concealed Duct High Static Pressure Type
00'83+3(
00'83+3(
R32 or R410A
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Toshiba MMD-UP0721HP-E1 Specifications

General IconGeneral
BrandToshiba
ModelMMD-UP0721HP-E1
CategoryAir Conditioner
LanguageEnglish

Summary

Installer and Service Person Qualification

Qualified Personnel Requirements

Defines qualifications and knowledge needed for qualified installers and service persons.

Safety Gear and Symbol Meanings

Protective Gear for Work

Lists essential protective gear for various installation and maintenance tasks.

Unit Symbol Definitions

Explains the meaning of warning symbols displayed on the air conditioner unit.

Indication Meaning Definitions

Clarifies the meaning of WARNING and CAUTION labels in the manual.

1 Precautions for safety

General Installation Safety

Key safety guidelines and warnings before initiating air conditioner installation.

Safety Guidelines for Installation

Work at Heights and Handling Safety

Safety measures for tasks performed at heights and handling unit components.

Refrigerant Handling and Location Safety

Rules for safe refrigerant use and selecting appropriate installation locations.

Installation and Electrical Safety

Installation Work Safety

Safety practices for duct, refrigerant piping, and general installation work.

Electrical Wiring Safety

Critical instructions for safe electrical connections, including grounding.

Operational Safety Procedures

Test Run and Relocation Safety

Safety checks for test runs and procedures for safe unit relocation.

User Explanation and Safety

Guidance for explaining unit operation to users and safety during relocation.

2 Accessory parts

Included Accessory Parts

Lists and describes parts supplied with the air conditioner unit for installation.

3 Selection of installation place

Installation Location Avoidance

Lists unsuitable locations to prevent operational issues or damage.

High-Humidity Environment Installation

Specific recommendations for installing in humid conditions.

4 Installation

Installation Space and Clearances

Defines required space for installation and service access.

Indoor Unit Dimensions

Provides external dimensions for planning the unit's placement.

Filter Cleaning Notification Setup

Instructions for configuring the filter cleaning reminder.

Indoor Unit Mounting and Preparation

Hanging Bolt Installation Procedure

Steps for installing hanging bolts for securing the indoor unit.

Indoor Unit Mounting and Leveling

Guidance on mounting the unit horizontally and ensuring correct leveling.

Transportation Packaging Removal

Instructions for safely removing protective packaging before installation.

5 Drain piping

Drain Pipe Installation and Insulation

Guidelines for proper drain pipe installation, slope, and insulation.

Drain Pump Kit Installation

Information on installing the optional drain pump kit.

Drainage System Materials

Details on recommended materials for drain piping and insulation.

Drainage System Verification

Procedures to check for proper water drainage and leaks.

Piping Insulation and Duct Connection

Heat Insulation for Drain Piping

Instructions for insulating drain pipes to prevent condensation.

Ductwork Connection Guidelines

Procedures for connecting ductwork to the indoor unit.

6 Duct design

Duct Layout Principles

Design considerations for ductwork to prevent airflow issues.

Indoor Unit Air Filter Requirement

Emphasizes the need for an air filter for indoor units and its maintenance.

Duct Connection Overview Diagram

Visual guide to connecting ductwork to the indoor unit.

Fan Performance Characteristics

Graphs showing fan speed vs. static pressure for different models.

Duct Design and Arrangement

Local Ductwork Manufacturing

Guidance on fabricating ductwork locally based on provided dimensions.

7 Refrigerant piping

Refrigerant Pipe Flaring

Instructions for correctly flaring refrigerant pipes using specific tools.

Flare Connection Tightening

Proper torque and method for tightening flare nut connections.

Refrigerant Pipe Sizing

Specifications for pipe diameters and wall thickness for refrigerant lines.

Liquid Side Piping Details

Permissible lengths and height differences for liquid refrigerant pipes.

Gas Side Piping Connection

Specific instructions for connecting the gas side refrigerant pipe.

Outdoor Unit Piping Reference

Directs users to the outdoor unit manual for piping details.

Refrigerant Line Evacuation

Procedure for removing air and moisture from refrigerant lines using a vacuum pump.

Refrigerant Handling and Electrical Connection

Refrigerant Amount Charging

Guidelines for adding the correct amount of refrigerant using a scale.

Airtight Test and Vacuuming

Steps for conducting airtight tests and vacuum drying the system.

Gas Leak Detection Methods

Techniques for checking refrigerant leaks after installation.

Piping Heat Insulation

Proper application of heat insulation to refrigerant pipes.

8 Electrical connection

Comprehensive guide to electrical connections for the unit.

Power and Communication Wiring Specs

Specifications for power supply and communication wires.

Indoor Unit Power Supply Requirements

Guidelines for providing a dedicated power supply for the indoor unit.

Wiring and Communication Details

Power Supply and Wiring Sizing

Details on voltage, frequency, and wire gauge for power supply.

Control Wiring Standards

Procedures for control wiring between units and for central control.

Communication Line Compatibility

Information on combining different communication protocols (TU2C-Link and TCC-Link).

Model Name to Communication Type Mapping

Table correlating model names with communication types.

Inter-Unit Wiring Diagrams

Indoor to Outdoor Unit Wiring

Wiring specifications and diagrams for connecting indoor and outdoor units.

Wiring Examples and Connections

SMMS-u Series Wiring Example

Illustrative wiring diagram for SMMS-u series units.

Electrical Wiring Procedures

Wire Connection in Control Box

Detailed steps for making connections inside the electrical control box.

Remote Controller Wiring Guide

Instructions and diagrams for connecting the remote controller wiring.

9 Applicable controls

Indoor Unit Setup Procedure

Step-by-step guide for configuring indoor unit settings via remote controller.

External Static Pressure Adjustment

How to set external static pressure based on duct configuration.

Control Settings and Enhancements

Circuit Board Setting Options

Using DIP switches for setting external static pressure and other parameters.

Filter Sign and Sensor Settings

Customizing filter notifications and remote controller sensor behavior.

Heating Performance Enhancement

Adjusting settings to improve heating efficiency.

Group Control Configuration

Information on setting up group control for multiple indoor units.

10 Test run

Pre-Test Run Safety Checks

Essential safety checks before powering on the unit for testing.

Thermostat Operation Conditions

Conditions that temporarily disable thermostat control during operation.

Test Run Execution Procedures

Steps for performing standard and forced test runs on the unit.

Remote Controller Test Run Operation

How to initiate and execute a test run using the wired remote controller.

11 Maintenance

Routine Air Filter Maintenance

Instructions for cleaning air filters every three months.

Periodic Maintenance Schedule

Recommendations for annual cleaning and maintenance by qualified personnel.

Pre-Maintenance Inspection Tasks

Annual inspection items to be performed by a qualified technician.

Comprehensive Maintenance List

A table detailing parts, inspection methods, and required maintenance actions.

12 Troubleshooting

Problem Confirmation and Indicators

How the unit signals errors and initial confirmation steps.

Troubleshooting History Access

Procedure to view and interpret past error logs recorded by the unit.

Error Code Diagnosis

Check Method and Code List

How to check for error codes and a list of codes for diagnosis.

Error Code List (Component Details)

Error Code List (Continued)

Further entries in the error code list for various system components.

Error Code List (Advanced Issues)

Error Code List (Inverter/Control)

More error codes covering inverter and central control system issues.

13 Specifications

Sound Level and Weight Data

Technical specifications including sound pressure levels and unit weight.

14 Notice code

Notice Code System Explanation

Overview of the notice code feature for unit status alerts.

How to Check Notice Codes

Steps to view and interpret stored notice codes on the display.

List of Notice Codes

A catalog of specific notice codes and their associated meanings.

15 Appendix

Existing Pipe Reuse Guidelines

Instructions for reusing existing pipes for R32/R410A installations.

Basic Conditions for Pipe Reuse

Essential checks for pipe dryness, cleanliness, and leak-tightness.

Restrictions on Reusing Pipes

Situations where existing pipes must be replaced or cleaned.

Pipe Specifications and Curing

Pipe dimensions and methods for protecting open pipes.

Refrigerant Piping and Leakage Warnings

Flare Machining Size Adjustment

Guidance on adjusting flare machining for different pipe types.

Refrigerant Leakage Precautions

Important warnings and considerations regarding refrigerant leakage.

Refrigerant Concentration Limit Guidelines

Information on acceptable refrigerant concentration levels in installation rooms.

Ventilation and Room Size Considerations

Ventilation for Refrigerant Gas

Requirements for ventilation openings to manage refrigerant gas.

Minimum Floor Area vs. Refrigerant Amount

Relationship between room size, refrigerant quantity, and safety measures.

Confirmation of indoor unit setup

Indoor Unit Setup Check Sheet

A checklist for verifying indoor unit settings and addresses before customer delivery.

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