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Daikin R21NUV1 - User Manual

Daikin R21NUV1
501 pages
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Manual
Service Diagnosis
Si20 - 701_B

Table of Contents

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Summary

Symptom-based Troubleshooting

Overview

General overview of troubleshooting symptoms and measures.

Equipment does not Operate

Troubleshooting steps for when the equipment does not operate.

Cooling; Heating Operation Starts but Stops Immediately

Troubleshooting steps for intermittent operation.

Troubleshooting by Remote Controller

Procedure of Self-diagnosis by Remote Controller

Steps for performing self-diagnosis using the remote controller.

Error Codes and Description

List and description of error codes displayed on the remote controller.

Detailed Error Codes

Detailed explanations and diagnostic steps for specific error codes.

Summary

Symptom-based Troubleshooting

Overview

General overview of troubleshooting symptoms and measures.

Equipment does not Operate

Troubleshooting steps for when the equipment does not operate.

Cooling; Heating Operation Starts but Stops Immediately

Troubleshooting steps for intermittent operation.

Troubleshooting by Remote Controller

Procedure of Self-diagnosis by Remote Controller

Steps for performing self-diagnosis using the remote controller.

Error Codes and Description

List and description of error codes displayed on the remote controller.

Detailed Error Codes

Detailed explanations and diagnostic steps for specific error codes.

Daikin R21NUV1 Specifications

General IconGeneral
RefrigerantR-410A
Cooling Capacity21000 BTU/h
HSPF Rating9.0
Power Supply208-230V, 1 Phase, 60Hz
Operating Temperature (Cooling)115°F

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