Hitachi RPI-7.0FSN2SQ User Manual

TC-12001
2-3
IN-THE-CEILING (DUCT)
Installation
&
Maintenance
Manual
INVERTER-DRIVEN
MULTI-SPLIT SYSTEM
HEAT PUMP
AIR CONDITIONERS
- SET-FREE SERIES -
P5414985
IMPORTANT:
READ AND UNDERSTAND
THIS MANUAL BEFORE
USING THIS HEAT-PUMP
AIR CONDITIONERS.
KEEP THIS MANUAL FOR
FUTURE REFERENCE.
Type Model
In-the-Ceiling
(Duct)
RPI-3.0FSN2SQ
RPI-4.0FSN2SQ
RPI-5.0FSN2SQ
RPI-6.0FSN2SQ
RPI-7.0FSN2SQ

Hitachi RPI-7.0FSN2SQ Specifications

General

Brand	Hitachi
Model	RPI-7.0FSN2SQ
Category	Heat Pump
Language	English

Summary

Installation & Maintenance Manual Overview

Important Product Information and Safety

Key notices and important warnings before starting.

Safety Hazard Communication Standards

Safety Signal Word Definitions

Explanation of signal words (DANGER, WARNING, CAUTION, NOTICE, NOTE) and their meanings.

DANGER Level Safety Precautions

Warning and Caution Level Safety Precautions

Warning Level Safety Precautions

Safety instructions that could lead to death or serious injury if not followed.

Caution Level Safety Precautions

Safety instructions that could result in minor or moderate injury if not followed.

Indoor Unit Installation Process

Indoor Unit Installation Environment and Checks

Refrigerant Piping and Connections

Drain Piping Installation and Functional Checks

Electrical Wiring and System Connections

General Electrical Wiring Pre-checks

Essential checks before performing electrical wiring, including power supply and grounding.

Indoor and Outdoor Unit Electrical Wiring

Guidelines for connecting power supply, earth wires, and inter-unit wiring.

Power Source Wiring and Wire Gauge Selection

Field Minimum Wire Sizes for Power Source

Unit Configuration via Dip Switches

Dip Switch Setting Overview and Precautions

General instructions and warnings for setting dip switches before operation.

System Operation and Safety Device Configuration

Setting External Static Pressure for Airflow Control

Test Run Procedures and Critical Warnings

Steps and essential warnings for performing the test run of the installed system.

Safety and Control Device Specifications

Details on safety devices like thermostats, fuses, and their cut-in/cut-out points.