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Toshiba MMY-MAP1604T8P-ID User Manual

Toshiba MMY-MAP1604T8P-ID
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SERVICE MANUAL
AIR-CONDITIONER (MULTI TYPE)
<SUPER MODULAR MULTI SYSTEM - i>
Outdoor Unit
Model name:
FILE NO. SVM-13024-2
MMY-MAP0804HT8(J)P
MMY-MAP1004HT8(J)P
MMY-MAP1204HT8(J)P
MMY-MAP1404HT8(J)P
MMY-MAP1604HT8(J)P
MMY-MAP0804HT8(J)P-E
MMY-MAP1004HT8(J)P-E
MMY-MAP1204HT8(J)P-E
MMY-MAP1404HT8(J)P-E
MMY-MAP1604HT8(J)P-E
MMY-MAP0804HT8(J)P-TR
MMY-MAP1004HT8(J)P-TR
MMY-MAP1204HT8(J)P-TR
MMY-MAP1404HT8(J)P-TR
MMY-MAP1604HT8(J)P-TR
<Heat Pump Model>
<4-way Cassette Type>
(MMU-AP***4HP-E) (Made in Thailand model) SVM-13-011
<2-way Cassette Type>
(MMU-AP
***
2WH) A10-007
<Concealed Duct Standard Type>
(MMD-AP
***
6BH-E) A12-005
<Slim Duct Type>
(MMD-AP0244SPH-E, AP0274SPH-E) A12-005
Fresh Air Intake Indoor Unit Type
(MMD-AP
****
HFE) A06-016
<Air to Air Heat Exchanger with DX Coil Unit Type>
(MMD-VN
*****
HEXE
*
) A10-022-2
High-wall Type
(MMK-AP
***
3H) (Made in Thailand model) SVM-09-059
Console Type
(MML-AP
****
NH-E) (Made in Thailand model) SVM-11-036
Other indoor units
(MM
*
-AP
*****
H
*
) A10-033
MMY-MAP0804HT7(J)P
MMY-MAP1004HT7(J)P
MMY-MAP1204HT7(J)P
MMY-MAP1404HT7(J)P
MMY-MAP1604HT7(J)P
MMY-MAP0804T8(J)P
MMY-MAP1004T8(J)P
MMY-MAP1204T8(J)P
MMY-MAP1404T8(J)P
MMY-MAP1604T8(J)P
MMY-MAP0804T8(J)P-T
MMY-MAP1004T8(J)P-T
MMY-MAP1204T8(J)P-T
MMY-MAP1404T8(J)P-T
MMY-MAP1604T8(J)P-T
MMY-MAP0804T8(J)P-SG
MMY-MAP1004T8(J)P-SG
MMY-MAP1204T8(J)P-SG
MMY-MAP1404T8(J)P-SG
MMY-MAP1604T8(J)P-SG
<Cooling Only Model>
MMY-MAP0804T8(J)P-ID
MMY-MAP1004T8(J)P-ID
MMY-MAP1204T8(J)P-ID
MMY-MAP1404T8(J)P-ID
MMY-MAP1604T8(J)P-ID
This service manual provides relevant explanations about new outdoor unit (SMMS-i).
Please refer to the following service manuals for each indoor units.

Table of Contents

Questions and Answers:

Toshiba MMY-MAP1604T8P-ID Specifications

General IconGeneral
BrandToshiba
ModelMMY-MAP1604T8P-ID
CategoryAir Conditioner
LanguageEnglish

Summary

SAFETY CAUTION

Definition of Qualified Installer or Qualified Service Person

Defines qualifications and knowledge required for installers and service personnel for safe operation.

Definition of Protective Gear

Explanation of Indications and Symbols

Explains DANGER, WARNING, CAUTION indications and illustrated marks for prohibited, mandatory, and cautious items.

Warning Indications on the Air Conditioner Unit

PRECAUTIONS FOR SAFETY

Safety Precautions for Operation

Essential safety precautions covering circuit breakers, electrical hazards, prohibitions, and power-on checks.

WARNING

General Safety Guidelines

General safety rules for installation, servicing, and removal, including qualified personnel and protective gear.

Specific Safety Instructions

Emphasizes earth wires, prohibits modifications, and mandates the use of specified parts for safety.

Specific Hazard Warnings

Refrigerant Handling and Safety

Cautions related to R410A refrigerant pressure, oil, tools, materials, and proper installation/service practices.

Operational Safety Precautions

Operational Safety Measures

Safety measures for ventilation, repair checks, valve operation, reinstallation, and cooling checks to prevent accidents.

Installation and Relocation Safety

Specifications

CARRYING IN THE OUTDOOR UNIT

CAUTION for Handling

General caution for careful handling of the outdoor unit during transport and lifting.

SELECTION OF PIPE SIZE

Pipe and Coupling Specifications

Details coupling sizes for brazed pipes and screw sizes with tightening torques.

Adding refrigerant

Refrigerant Calculation and Charging

Procedures for calculating additional refrigerant and charging it, including notes on safety and compatibility.

New Refrigerant (R410A)

R410A Safety and Handling

Cautions related to R410A refrigerant pressure, oil, tools, materials, and proper installation/service practices.

Tools

Required and General Tools for R410A

Lists tools exclusively for R410A and common tools needed for installation and checks.

1 Wiring Diagrams

Outdoor Unit Wiring Diagrams

Wiring diagram for outdoor units, specifying models like MMY-MAP0804*, MAP1004*, and MAP1204*.

Indoor Unit Wiring Diagrams

Wiring diagrams for various indoor unit types, including cassette, concealed duct, and high wall models.

2 Parts Rating

Outdoor Unit Parts Rating

Parts rating for outdoor units, covering 50Hz, 60Hz, and inverter models.

Parts Layout and Diagrams

Exploded views showing parts layout in outdoor units and inverter assemblies.

3 Refrigerant Piping Systematic Drawing

Outdoor Unit Refrigerant Piping Schematics

Refrigerant piping schematics for different outdoor unit capacities (8-12HP and 14-16HP).

4 Combined Refrigerant Piping System Schematic Diagrams

Normal Operation Schematics

Schematics for normal cooling (high/low temp) and heating operations, illustrating refrigerant flow.

Emergency Operation and Recovery Schematics

Schematics for emergency operations (cooling/heating backup) and refrigerant recovery procedures.

5 Control Outline

Indoor Unit Control Functions

Details control specifications for indoor units, including operation modes, fan speed, and special controls.

Outdoor Unit Control Functions

Explains applied controls for outdoor units, including fan speed, priority modes, and power peak-cut functions.

7 TEST OPERATION

Test Operation Procedures and Checks

Outlines procedures for test operation, pre-checks, and main power-on checks.

Address Setup and Troubleshooting

Detailed steps for address setup, troubleshooting common errors, and checking system information.

Service Support Functions

Explains various service support functions like refrigerant checks, fan control, and error clearing accessible from the outdoor unit.

8 TROUBLESHOOTING

Troubleshooting Overview and Methods

Provides an overview of troubleshooting, required tools, and general procedures for diagnosing faults.

Check Codes and Diagnosis Procedures

Lists and explains check codes displayed on controllers and outdoor units, with detailed diagnosis procedures.

9 BACKUP OPERATION (EMERGENCY OPERATION)

Backup Operation Settings and Procedures

Details notes, compressor backup, outdoor unit backup, and cooling-season backup operation settings.

10 OUTDOOR UNIT REFRIGERANT RECOVERY METHOD

Refrigerant Recovery Procedures

Explains notes and procedures for refrigerant recovery from failed outdoor units, including pump-down and backup operation scenarios.

11 REPLACING COMPRESSORS

Compressor Replacement Procedures

Outlines compressor replacement steps, including oil checks, adjustments, and installation precautions.

12 OUTDOOR UNIT PARTS REPLACEMENT METHODS

Outdoor Unit Component Replacement

Procedures for replacing major outdoor unit components like cabinet, fan motor, heat exchanger, inverter, reactor, valves, and sensors.

13 P.C. BOARD EXCHANGE PROCEDURES

Indoor P.C. Board Replacement

Details replacement procedures for indoor P.C. boards, including EEPROM data handling.

Outdoor P.C. Board Replacement

Lists service P.C. boards and procedures for replacing interface, compressor, fan, and noise filter boards.

14 EXPLODED DIAGRAM/PARTS LIST

Outdoor Unit Exploded Diagrams and Parts Lists

Exploded diagrams and parts lists for SMMS-i outdoor units, showing various models and their components.

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