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Hitachi RAS-10FSNM User Manual

Hitachi RAS-10FSNM
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SET FREE SIDE FLOW SERIES
RAS-(8-12)FSNM
INSTRUCTION MANUAL
MANUAL DE INSTRUCCIONES
BEDIENUNGSANLEITUNG
MANUEL D’UTILISATION
MANUALE DI ISTRUZIONI
MANUAL DE INSTRUÇÕES
BRUGSANVISNING
INSTALLATIEHANDLEIDING
INSTALLATIONSHANDBOK
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Table of Contents

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Hitachi RAS-10FSNM Specifications

General IconGeneral
Cooling Capacity2.5 kW
Heating Capacity3.2 kW
Power Supply220-240V, 50Hz
RefrigerantR410A
Weight (Indoor Unit)9 kg
Energy Efficiency Ratio (EER)3.5
Coefficient of Performance (COP)3.8
Noise Level (Outdoor)50 dB
TypeSplit System

Summary

GENERAL INFORMATION

1.1 GENERAL NOTES

General notes and disclaimer regarding the reproduction and accuracy of document content.

SAFETY

2.1 APPLIED SYMBOLS

Explanation of safety symbols used throughout the manual for hazard identification.

2.2 ADDITIONAL INFORMATION ABOUT SAFETY

Detailed safety precautions for operating and handling the unit.

2.3 ADDITIONAL INFORMATION ABOUT SAFETY

Further safety guidelines related to specific conditions like refrigerant handling.

IMPORTANT NOTICE

TRANSPORTATION AND HANDLING

4.1 TRANSPORT

Guidelines for safely transporting the unit to the installation site.

5 BEFORE OPERATION

Essential checks and procedures to perform before starting the unit.

NAME OF PARTS

UNITS INSTALLATION

7.1 OUTDOOR UNITS INSTALLATION

Specific instructions for installing the outdoor unit correctly.

7.2 INSTALLATION SPACE

Requirements for ensuring adequate space around the unit for installation.

7.2.1 Installation place provision

Guidelines for preparing the installation location.

REFRIGERANT PIPING & REFRIGERANT CHARGE

8.1 PIPING MATERIALS

Specifications for piping materials used in the system.

8.2 PIPING CONNECTION FOR OUTDOOR UNIT

Procedure for connecting piping to the outdoor unit.

8.3 AIR TIGHT TEST

Procedure for testing the system's airtightness.

8.4 REFRIGERANT CHARGE

Instructions for charging the system with refrigerant.

8.5 CAUTION OF THE PRESSURE BY CHECK JOINT

Safety precautions when checking pressure at the joint.

8.6 MAXIMUM PERMISSIBLE CONCENTRATION OF HYDROFLUOROCARBON (HFC) REFRIGERANT

Guidelines for maximum allowable HFC refrigerant concentration.

DRAIN PIPING

ELECTRICAL WIRING

10.1 GENERAL CHECK

Pre-wiring checks for electrical components and compliance.

10.2 ELECTRICAL WIRING CONNECTION FOR OUTDOOR UNIT

Procedure for connecting electrical wiring to the outdoor unit.

10.3 ELECTRICAL WIRING BETWEEN INDOOR UNIT AND OUTDOOR UNIT

Wiring instructions between indoor and outdoor units.

10.4 WIRE SIZE AND MAIN BREAKER SWITCH

Guidelines for wire sizing and main breaker selection.

DIP SWITCH SETTING OF OUTDOOR UNIT

10.5.1 PCB1

DIP switch settings for PCB1 on the outdoor unit.

DSW1: Test operation and service setting

Setting DSW1 for compressor test and service.

RSW1: Refrigerant cycle Nº setting

Setting RSW1 for refrigerant cycle number.

DSW2: Optional function setting

Setting DSW2 for optional functions.

DSW3: Capacity setting

Setting DSW3 for system capacity.

COMMISSIONING

11.1 TEST RUN PROCEDURE BY REMOTE CONTROL SWITCH

Procedure for performing a test run using the remote control.

MAIN SAFETY DEVICES

Compressor Protection

Details on compressor protection mechanisms.

AC Fan Motor Protection

Details on AC fan motor protection mechanisms.

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