Hitachi RCI-3.0UFE1NH - User Manual

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SERVICE MANUAL
PRIMAIRY
LARGE SINGLE SPLIT
DC-INVERTER SERIES
MODELS
MODELS
HS2019324HB
SM)-200313
INDOOR UNITS
OUTDOOR UNITS
DUCTED
RPIL-3.0UFE1NH
RPIH-3.5UFE1NH
RPIH-4.0UFE1NH
RPIH-5.0UFE1NH
RPIH-6.0UFE1NH
RPIH-6.5UFE1NH
CASSETTE
RCI-3.0UFE1NH
RCI-3.5UFE1NH
RCI-4.0UFE1NH
RCI-5.0UFE1NH
RCI-6.0UFE1NH
RCI-6.5UFE1NH
FLOOR CEILING
RPFC-3.0UFE1NH
RPFC-3.5UFE1NH
RPFC-4.0UFE1NH
RPFC-5.0UFE1NH
RPFC-6.0UFE1NH
RPFC-6.5UFE1NH
RAS-3.0UFESNH1
RAS-3.5UFESNH1
RAS-4.0UFESNH1
RAS-5.0UFESMH1
RAS-6.0UFESMH1
RAS-6.5UFESMH1
RAS-5.0UFESNH1
RAS-6.0UFESNH1

Hitachi RCI-3.0UFE1NH Specifications

General

Brand	Hitachi
Model	RCI-3.0UFE1NH
Category	Air Conditioner
Language	English

Summary

Wired Remote Controller Functions

Installation and Setup

Guide to installing the wired remote controller and its accessories.

Parameter Setting

Setting temperature limits and correcting room temperature readings.

Temperature, Fan, and Airflow Settings

TROUBLESHOOTING

General Malfunction Guide

Guide to troubleshooting normal malfunctions and abnormal occurrences.

Fault Codes and Indicators

Interpretation of fault codes displayed by LEDs and digital displays.

Unit Specific Fault Codes

Tables of fault codes for Indoor, Outdoor, and Drive units with solutions.

Overload Protection Notes

Notes on overload protection in cooling and heating modes.

CHECKING COMPONENTS

Refrigerant System Check

Procedure for checking the refrigerant system using pressure gauges.

CONTROL LOGIC DESCRIPTION

Fan Only and Cooling Mode Logic

Heating and Auto Mode Logic

Protection Mechanisms

Protection logic for low evaporator and high condenser temperatures.