Hitachi RCI User Manual

N O T E
• RPK-(1.0/1.5)FSN(H)2M: 1 screw.
• RPK -2.0FSN2M: 3 screws.
• RPK-(2.5/4.0)FSN2M: 4 screws.
RPK-(1.0-2.0)FSN(H)2M
Nº
Part
1 AS motor
2 AS motor set screw
10.8.11 Removal of the drain pan
RPK-(2.5-4.0)FSN2M:
Remove the front panel as indicated in Section Removal of the front
panel, see on page 323.
N O T E
Remove the right-hand cover instead of the front panel on
RPK-(2.5-4.0)FSN2M models.
Remove the electrical box as indicated in section Remove the
electrical box panel, see on page 329.
N O T E
This is not necessary on RPK-(2.5-4.0)FSN2M models.
Remove the drain pan from the unit by releasing the hooks on the
left side of the pan and releasing the hook (C) while pulling the right
side of the air panel forwards.
N O T E
Remove the screws securing the drain pan to the bottom and remove the drain pan on RPK-(2.5-4.0)FSN2M models.
10 Servicing
340
SMGB0063 rev. 1 - 10/2010

Hitachi RCI Specifications

General

Brand	Hitachi
Model	RCI
Category	Air Conditioner
Language	English

Summary

General Information and Safety

Safety Symbols and Precautions

Explains safety symbols (Danger, Caution, Note) and general safety guidelines for unit installation and operation.

Unit Installation

RCI 4-way Cassette Unit Installation

RPI/RPIM Ducted Unit Installation

RPK Wall Mounted Unit Installation

RPF/RPFI Floor Unit Installation

Piping Work and Refrigerant Charge

Gas Refrigerant Pipe Selection

Guidelines for selecting correct gas refrigerant pipe sizes based on outdoor unit power.

Copper Pipe Specifications and Connections

Refrigerant and Drain Hose Installation

Specific instructions for installing refrigerant pipes and drain hoses for various indoor unit types.

Electrical Wiring

Unit Electrical Wiring and Connection

General guidelines for wiring, main switch selection, and power cable sizing.

Setting of DIP switches and RSW switches

Control System

Device Control System Overview

Explains the purpose of control for compressor, expansion valves, fans, and solenoid valves.

Test Run

Pre-Test Run Checks and Procedures

Essential checks and procedures before performing the system test run.

Test Procedure with Remote Control

Step-by-step guide for conducting the test run using a wired remote control.

Test Run Checklist

Troubleshooting

RPK Unit PCB Self-Check

Procedure for self-checking the indoor unit PCB using relays and DIP switches.

Electronic Expansion Valve Check Procedure

Servicing Procedures

RCI 4-way Cassette Servicing

Step-by-step guide for removing components of RCI 4-way cassette units.

RCIM Compact Cassette Servicing

Step-by-step guide for removing components of RCIM compact cassette units.

RCD 2-way Cassette Servicing

RPK Wall Mounted Unit Servicing

RPF(I) Floor Unit Servicing

Electrical Checks of Main Parts

Thermistor Electrical Checks

Electronic Expansion Valve Checks

Maintenance Notes

Regular Equipment Maintenance Procedures

Indoor Heat Exchanger Cleaning Guide

Refrigerant Collection for Replacement

Procedure for safely collecting refrigerant when replacing an indoor unit.