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Gree JKFD20CR/Na-M User Manual

Gree JKFD20CR/Na-M
142 pages
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Service Manual
Models: JKFD5QSR/Na-EJKFD5CR/Na-E
JKFD7QSR/Na-MJKFD7CR/Na-M
JKFD15QSR/Na-MJKFD15CR/Na-M
JKFD20QSR/Na-MJKFD20CR/Na-M
JKFD25QS2/Na-MJKFD25C2/Na-MJKFD25SX2/Na-M
JKFD40QS2/Na-MJKFD40C2/Na-MJKFD40SX2/Na-M
(Refrigerant R410A)
GREE ELECTRIC APPLIANCES,INC.OF ZHUHAI

Table of Contents

Questions and Answers:

Gree JKFD20CR/Na-M Specifications

General IconGeneral
Heating Capacity2.2 kW
TypeSplit
Cooling Capacity2 kW
Operating Temperature (Cooling)18°C to 43°C
Operating Temperature (Heating)-7°C to 24°C

Summary

Product Overview

Installation Guide

Covers installation diagrams, outline dimensions for indoor and outdoor units, and required space.

Installation Requirements

Details specific requirements for indoor unit installation, outdoor unit installation, and pipe connections.

Electric Installation and Wiring

Covers general connection, external wiring diagrams, wiring requirements, and power cord/air switch matching.

Control System Operation

Remote Monitoring Setup and Operation

Details system requirements, installation, operation, and configuration for remote monitoring.

Maintenance and Troubleshooting

Malfunction List and Control Logic

Lists common malfunctions, their signal sources, and corresponding control logic for diagnosis.

Troubleshooting Compressor Protection

Provides flowcharts for troubleshooting high pressure, low pressure, and discharge temperature protection.

Troubleshooting Fan and Heater Issues

Guides on troubleshooting overload protection for indoor fans and temperature protection for electric heaters.

Troubleshooting Humidifier and Fan Malfunctions

Addresses low current, drainage, high water level, and low air pressure malfunctions.

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