Firefly FFD-5.4 - User Manual

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Summary

2. Safety and Installation Precautions

Personnel and Regulations

Emphasizes qualified personnel and adherence to standards for installation and maintenance.

System and Electrical Safety

Handling and Environmental Safety

4. Technical Data Overview

Parameter Specification Table

4.4 System Diagrams

Heating and Defrosting Modes

5. Installation Guidelines

5.1 Heat Pump Site Selection

5.2 Water System Installation

5.2.1 Water Tank Placement

5.2.2 Water Piping Procedures

5.3 Power Supply Connection

Wire Specification Recommendations

5.4 Wired Controller Installation

Wall Mounting Instructions

6. System Commissioning

6.1 Pre-Commissioning Checks

Lists essential checks for the heat pump and systems before startup.

6.2 Commissioning Procedure

Describes the steps for professional startup and verification of the heat pump system.

7. Controller Interface and Operation

7.1 Keypad Functions

7.2 LCD Display Layout

Display Icons and Symbols

7.3 Water Temperature Setting

Adjusting Water Temperature

7.5 Timer Setting

Setting ON;OFF Timer

Details how to program automatic ON/OFF times for heat pump operation.

7.5 Timer Setting (Continued)

Setting Second Timer

Guides on setting the second ON/OFF timer for the heat pump.

Setting Third Timer

Explains how to program the third ON/OFF timer schedule.

Setting Fourth Timer

Details the procedure for setting the fourth ON/OFF timer schedule.

Fourth Timer Setup Completion

8. Wiring Diagram

Electrical Schematics FFD-3.8 to FFD-7.6

Presents the wiring diagram for models FFD-3.8, FFD-5.4, FFD-7.6.

8. Wiring Diagram (Continued)

Electrical Schematics for FFD-9.3

Shows the wiring diagram specific to model FFD-9.3.

9. Maintenance and Troubleshooting

9.1 Routine Maintenance

9.2 Failure Code Diagnostics

Interpreting Error Codes

Guides on how to view and understand error codes displayed on the controller.

9.3 Common Failure Codes

Error Code Reference

Lists common malfunctions with their display codes and potential causes.

9.4 Parameter Checking and Resetting

System Parameter Management

9.5 Parameter Reference Table

Parameter Descriptions and Values

9.7 Troubleshooting: Unit & Pump Issues

9.7 Troubleshooting: Compressor & Fan Issues