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Daitsu DS-9KIDT User Manual

Daitsu DS-9KIDT
26 pages
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Air Conditioner Service Manual
Inverter air conditioner
Service Manual
Models
'6.,'7:'26.,'7:
'6.,'7:'26.,'7:
'6.,'7:'26.,'7:
'6.,'7:'26.,'7:
'6.,'4:'26.,'4:
'6.,'4:'26.,'4:
'6.,'4:'26.,'4:
'6.,'4:'26.,'4:
CONTENTS
1. Important Notice
2.
Product Dimensions
3. Refrigeration cycle diagram
4. Operation details
5. Wiring diagram
6. Explosion view and parts
7. Precaution
8. Names of parts
9. Installation
10. Introduction R32/R290 air conditioner installation
11. Trouble shooting
DAITSU
DAITSU
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Daitsu DS-9KIDT Specifications

General IconGeneral
BrandDaitsu
ModelDS-9KIDT
CategoryAir Conditioner
LanguageEnglish

Summary

Important Notice

How to Order Spare Parts

Information required for prompt and correct spare parts ordering.

Product Dimensions

Indoor Unit Dimensions

Detailed measurements and diagrams for the indoor air conditioner unit.

Outdoor Unit Dimensions

Detailed measurements and diagrams for the outdoor air conditioner unit.

Refrigeration Cycle Diagram

Cooling Only Cycle

Diagram illustrating the refrigeration cycle for cooling-only operation.

Heat Pump Cycle

Diagram illustrating the refrigeration cycle for heat pump operation.

Remote Controller Operation

Remote Control Functions

Explanation of each button's function on the remote controller.

Electronic Controller Features

Safety Protection Features

Details on various safety protections implemented in the electronic controller.

Feel Mode Operation

Explanation of the 'Feel' mode operation and its temperature settings.

Cooling Mode Operation

Description of compressor frequency control and fan speed in cooling mode.

Dry Mode Operation

Details on the operation of the DRY mode, including fan speed and temperature settings.

Heating Mode Operation

Explanation of heating mode operation, frequency control, and fan speed.

Defrosting Function

Procedure and conditions for the defrosting function in heating mode.

Indoor Overheat Protection

Mechanism for protecting the indoor heat exchanger from overheating.

Sleep Mode Operation

How the 'Sleep' mode affects fan speed, temperature, and operation duration.

Emergency Operation Mode

Instructions for operating the unit in emergency mode via the indoor unit button.

Auto-Restart Function

Procedure to activate and how the auto-restart function works.

Failure Display and Error Codes

Information on error codes and how failures are displayed on the unit.

Detailed Error List

Table detailing failure types, LED codes, and digital LED codes.

Protection Code List

Codes indicating various protection statuses like overvoltage or overcurrent.

Outdoor Unit Failure Indicators

Explanation of LED indicators on the outdoor unit for failure detection.

Safety Precautions

Installation Safety Guidelines

Essential safety rules and recommendations for installing the air conditioner.

User Safety Recommendations

Guidelines for safe operation, cleaning, and maintenance of the air conditioner by the user.

General Safety Prohibitions

Prohibitions to ensure safe use and prevent damage or hazards.

Parts Identification

Indoor Unit Components

Identification and names of various parts of the indoor unit.

Outdoor Unit Components

Identification and names of various parts of the outdoor unit.

Installation Procedures

Piping and Cable Specifications

Specifications for refrigerant pipe length, diameter, and connecting cables.

First-Time Installation Steps

Instructions for initial installation of the indoor and outdoor units.

Mounting Plate Installation

Steps for correctly installing the mounting plate for the indoor unit.

Wall Drilling and Piping Preparation

Procedure for drilling a wall hole and preparing it for piping installation.

Indoor Unit Electrical Connections

Guide to making electrical connections for the indoor unit.

Refrigerant Piping Connection

Instructions for connecting the refrigerant piping to the unit.

Indoor Unit Water Drainage

Importance and method of installing the indoor unit's condensed water drainage.

Outdoor Unit Connections and Piping

Guide to making electronic connections and pipe connections to the outdoor unit.

Refrigerant Circuit Bleeding

Process of removing air and humidity from the refrigerant circuit using a vacuum pump.

Refrigerant and Installation Basics

R32/R290 Refrigerant Information

Overview of R32 and R290 refrigerants and their environmental impact.

Installation Area Requirements

Table specifying room area requirements for R32/R290 refrigerant types and capacities.

General Installation Safety

Safety precautions for installing air conditioners using R32/R290 refrigerants.

Special Tools for Installation

List of specialized tools required for installation and their specifications.

Maintenance Procedures

Pre-Maintenance Inspections

Checks to be performed on the maintenance environment and equipment before starting.

Air Conditioner Inspection

Ensuring reliable ground connection and power off before maintenance.

Leak Inspection Before Maintenance

Using leak detectors to check for refrigerant leaks before commencing maintenance.

Safety Principles During Maintenance

Key safety principles to follow during air conditioner maintenance procedures.

Maintenance Station Requirements

Specifications and conditions for a safe and compliant maintenance station.

Refrigerant Filling Requirements

Procedures and requirements for safely filling refrigerants into the system.

In-Maintenance Welding Safety

Safety and procedural guidelines for performing welding during maintenance.

Electrical Component Maintenance

Precautions and methods for maintaining electrical components.

Emergency Accident Handling

Procedures for handling emergency situations like refrigerant leaks.

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