PART I- OPERATION
1  GENERAL INFORMATION
1.1  GENERAL NOTES
No part of this publication may be reproduced, copied, led 
or transmitted in any shape or form without the permission of 
Johnson Controls-Hitachi Air Conditioning Spain, S.A.U.
Within the policy of continuous improvement of its products, 
Johnson Controls-Hitachi Air Conditioning Spain, S.A.U. 
reserves the right to make changes at any time without prior 
notication and without being compelled to introducing them into 
products previously sold. This document may therefore have 
been subject to amendments during the life of the product.
Hitachi makes every eort to oer correct, up-to-date 
documentation. Despite this, printing errors cannot be controlled 
by Hitachi and are not its responsibility.
As a result, some of the images or data used to illustrate this 
document may not refer to specic models. No claims will be 
accepted based on the data, illustrations and descriptions 
included in this manual.
No type of modication must be made to the equipment without 
prior, written authorisation from the manufacturer.
1.2  PRODUCT GUIDE
1.2.1  Prior check
? NOTE
Check, depending on the name of the model, the type of air conditioning 
system  tted,  the  abbreviated  code  and  reference  in  this  instruction 
manual. This Installation and Operation Manual only refers to RPC-(1.5-
6.0)FSR units.
Check, in accordance with the Installation and Operating 
Manuals included with the outdoor and indoor units, that all the 
information necessary for the correct installation of the system is 
included. If this is not the case, please contact your distributor.
1.2.2  Classication of indoor unit models
Unit type (indoor unit): RPC
Position-separating hyphen (xed)
Capacity (HP): (1.5-6.0)
FS: SYSTEM FREE
R: R32/R410A refrigerant
XXX – XX FS R
2  SAFETY
2.1  SYMBOLS USED
During normal air conditioning system design work or unit 
installation, greater attention must be paid in certain situations 
requiring particular care in order to avoid injuries and damage to 
the unit, the installation or the building or property.
Situations that jeopardise the safety of those in the surrounding 
area or that put the unit itself at risk will be clearly indicated in 
this manual.
To indicate these situations, a series of special symbols will be 
used to clearly identify these situations.
Pay close attention to these symbols and to the messages 
following them, as your safety and that of others depends on it.
! DANGER
•  The text following this symbol contains information and 
instructions relating directly to your safety.
•  Not taking these instructions into account could lead to serious, 
very serious or even fatal injuries to you and others.
In the text following the danger symbol you can also nd 
information on safe procedures during unit installation.
! CAUTION
•  The text following this symbol contains information and instructions 
relating directly to your safety.
•  Not taking these instructions into account could lead to minor injuries 
to you and others.
•  Not taking these instructions into account could lead to unit damage.
In the texts following the caution symbol you can also nd 
information on safety procedures during unit installation.
? NOTE
•  The text following this symbol contains information or instructions that 
may be of use or that require a more thorough explanation.
•  Instructions regarding inspections to be made on unit parts or systems 
may also be included.
GENERAL INFORMATION
PMML0551 rev.4 - 07/2023 - A10762310A
1
EN