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General| Brand | Fujitsu |
|---|---|
| Model | AIRSTAGE AJY126GALH |
| Category | Air Conditioner |
| Language | English |
Essential safety and handling precautions for R410A refrigerant specific to installation and service.
Lists and describes specialized tools required for installation and maintenance of R410A refrigerant systems.
Details the connecting parts and standard accessories provided with the unit for installation purposes.
Specifies allowed combinations of outdoor units and indoor unit connections for refrigerant systems.
Lists optional parts specific to R410A systems and advises against using non-specified parts.
Guidelines for choosing a suitable installation site considering weight, ventilation, and environmental factors.
Instructions for properly managing drain water discharge from the outdoor unit base.
Specifies required dimensions, spacing, and clearances for safe and efficient outdoor unit installation.
Details methods for safely moving and lifting the outdoor unit to its installation location.
Instructions for physically installing and securing the outdoor unit, including anchor bolt placement.
Guidelines for connecting multiple outdoor units, master/slave setup, and total refrigerant limits.
Specifications for selecting appropriate refrigerant pipe sizes based on unit capacity and system configuration.
Instructions on protecting refrigerant pipes from moisture, dust, and damage during installation and storage.
Procedure and precautions for brazing refrigerant pipes, including the use of nitrogen gas.
Guidance on connecting refrigerant pipes to indoor units and separation tubes/headers.
Detailed instructions on opening knockout holes and connecting refrigerant pipes from various points.
Instructions for connecting multiple outdoor units, including branch kit usage and angle restrictions.
Critical safety warnings and guidelines for performing electrical wiring work on the unit.
Illustrates wiring examples for outdoor units, RB units, and indoor units, including power and transmission lines.
Guidance on using and sealing knockout holes for routing electrical wiring into the unit.
Recommendations for selecting appropriate power supply cables and circuit breakers based on unit capacity.
Details on transmission cable type, length limits, wiring rules, and signal amplifier use.
Step-by-step instructions for connecting power supply and transmission cables to the unit's terminals.
Information on using external input and output terminals for control and status monitoring.
Overview of switches on the outdoor unit's PC board for configuring various settings.
Detailed guide on setting DIP switches for outdoor unit address, slave units, and terminal resistors.
Instructions for setting the refrigerant circuit address using the rotary switch on the master unit.
How to use push buttons to configure various functions like operating modes and fan settings.
Procedure for setting addresses for signal amplifiers to ensure proper network communication.
Methods for setting addresses for indoor units, enabling automatic or manual configuration.
Instructions for setting addresses for RB units to ensure proper network communication.
Procedure for measuring transmission cable resistance to check for faults or improper connections.
Procedure for performing a leak test on the refrigerant piping system using nitrogen gas.
Steps for evacuating the refrigerant system to remove moisture and air using a vacuum pump.
Guidelines and calculations for adding refrigerant, including procedures and total amount checks.
Instructions for installing insulation material on refrigerant pipes to prevent condensation.
List of essential checks to perform before initiating the unit's test operation.
Steps for configuring and performing the test run operation for the outdoor unit.
A checklist to verify the proper operation of the unit after the test run.
Explanation of LED indicators during normal operation modes like cooling and heating.
List of error codes displayed on the unit and their corresponding meanings for troubleshooting.
