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Fujitsu Airstage VR-II AAUA48TLAV User Manual

Fujitsu Airstage VR-II AAUA48TLAV
246 pages
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SERVICE MANUAL
208/230V 60Hz

Table of Contents

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Fujitsu Airstage VR-II AAUA48TLAV Specifications

General IconGeneral
Cooling Capacity (kW)14.1
RefrigerantR410A
Coefficient of Performance (COP)3.5
Cooling Capacity (BTU/h)48000
Hertz (Hz)60
Indoor Unit Dimensions (W x H x D)Varies by indoor unit type. Refer to specific indoor unit submittal.
Indoor Unit WeightVaries by indoor unit type. Refer to specific indoor unit submittal.
Noise Level (Indoor)Varies by indoor unit type. Refer to specific indoor unit submittal.
Outdoor Unit Weight120 kg

Summary

TEST RUN

EXECUTION PROCEDURE AND EXECUTION PRECAUTIONS

Outlines essential steps and precautions before executing the test run procedure.

CHECK ITEMS BEFORE POWER ON

Lists critical checks to perform on the system before applying power.

Check Items After Power ON

Details essential checks to be performed after the system has been powered on.

Test Run Operation

Describes how to conduct the test run operation of the system.

OUTDOOR UNIT OPERATION CONTROL

COMPRESSOR OPERATION

Details the operational aspects of the compressor, including its control.

PROTECTIVE FUNCTION

Details various protective functions and their operational parameters.

INDOOR UNIT OPERATION

TROUBLE SHOOTING

ABNORMAL OPERATION

Guides on identifying and resolving abnormal system operations through error codes.

Error code Display

Explains the 3-digit error code structure and how errors are represented across devices.

Trouble shooting index - Error code List

Provides an index of error codes, linking them to subsection and specific error details.

Trouble shooting index - No Error code

Lists troubleshooting steps for issues that do not generate specific error codes.

TROUBLE SHOOTING WITH ERROR CODE

Provides detailed troubleshooting steps for specific error codes related to communication and unit errors.

TROUBLE SHOOTING NO ERROR CODE

Offers troubleshooting guidance for system faults that do not display error codes.

APPENDING DATA (UNIT)

REFRIGERANT CIRCUIT

Provides schematic diagrams of the refrigerant circuit for various outdoor unit models.

WIRING DIAGRAM

Contains detailed wiring diagrams for different types of indoor units.

DISASSEMBLY PROCESS

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