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Air to Air Heat Exchanger with DX Coil Unit
Owner’s Manual
Air to Air Heat Exchanger with DX Coil Unit
Owner’s Manual
Original instruction
Contents
1 Precautions for Safety . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
2 Part Names . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
3 System Configuration. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
4 Part Names and Functions of the Remote Controller . . . . . . . . . . . . . . . . . . . . . . . . 6
5 How to Use. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
6 Timer Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
7 Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
8 Air Conditioner Operations and Performance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
9 Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
10 When the Following Symptoms are Found . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
11 Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Thank you very much for purchasing TOSHIBA Air to Air Heat Exchanger with DX (direct expansion) Coil (&
Humidifier).
Please read this owner’s manual carefully before using your Air to Air Heat Exchanger with DX Coil Unit.
• Obtain the “Owner’s manual” and “Installation manual” from constructor (or dealer).
Request to constructor or dealer
• Please clearly explain the contents of the Owner’s manual and hand over it.
ADOPTION OF NEW REFRIGERANT
This Air to Air Heat Exchanger with DX Coil Unit adopts a new refrigerant HFC (R410A) instead of the
conventional refrigerant R22 in order to prevent destruction of the ozone layer.
This appliance is not intended for use by person (including children) with reduced physical, sensory or mental
capabilities, or lack of experience and knowledge, unless they have been given supervision or instruction
concerning use of the appliance by a person responsible for their safety.
Please read carefully through these instructions that contain important information which complies with the “Machinery”
Directive (Directive 2006/42/EC), and ensure that you understand them.
Generic Denomination: Air conditioner (Air to Air Heat Exchanger with DX Coil Unit)
Definition of Qualified Installer or Qualified Service Person
The Air to Air Heat Exchanger with DX Coil Unit must be installed, maintained, repaired and removed by a qualified installer or
qualified service person. When any of these jobs is to be done, ask a qualified installer or qualified service person to do them
for you.
A qualified installer or qualified service person is an agent who has the qualifications and knowledge described in the table
below.
Agent
Qualifications and knowledge which the agent must have
• Qualified installer
• The qualified installer is a person who installs, maintains, relocates and removes the Air to Air Heat
Exchanger with DX Coil Unit made by Toshiba Carrier Corporation. He or she has been trained to install,
maintain, relocate and remove the Air to Air Heat Exchanger with DX Coil Unit made by Toshiba Carrier
Corporation or, alternatively, he or she has been instructed in such operations by an individual or individuals
who have been trained and is thus thoroughly acquainted with the knowledge related to these operations.
• The qualified installer who is allowed to do the electrical work involved in installation, relocation and removal
has the qualifications pertaining to this electrical work as stipulated by the local laws and regulations, and
he or she is a person who has been trained in matters relating to electrical work on the Air to Air Heat
Exchanger with DX Coil Unit made by Toshiba Carrier Corporation or, alternatively, he or she has been
instructed in such matters by an individual or individuals who have been trained and is thus thoroughly
acquainted with the knowledge related to this work.
• The qualified installer who is allowed to do the refrigerant handling and piping work involved in installation,
relocation and removal has the qualifications pertaining to this refrigerant handling and piping work as
stipulated by the local laws and regulations, and he or she is a person who has been trained in matters
relating to refrigerant handling and piping work on the Air to Air Heat Exchanger with DX Coil Unit made by
Toshiba Carrier Corporation or, alternatively, he or she has been instructed in such matters by an individual
or individuals who have been trained and is thus thoroughly acquainted with the knowledge related to this
work.
• The qualified installer who is allowed to work at heights has been trained in matters relating to working at
heights with the Air to Air Heat Exchanger with DX Coil Unit made by Toshiba Carrier Corporation or,
alternatively, he or she has been instructed in such matters by an individual or individuals who have been
trained and is thus thoroughly acquainted with the knowledge related to this work.
• Qualified service
person
• The qualified service person is a person who installs, repairs, maintains, relocates and removes the Air to
Air Heat Exchanger with DX Coil Unit made by Toshiba Carrier Corporation. He or she has been trained to
install, repair, maintain, relocate and remove the Air to Air Heat Exchanger with DX Coil Unit made by
Toshiba Carrier Corporation or, alternatively, he or she has been instructed in such operations by an
individual or individuals who have been trained and is thus thoroughly acquainted with the knowledge
related to these operations.
• The qualified service person who is allowed to do the electrical work involved in installation, repair,
relocation and removal has the qualifications pertaining to this electrical work as stipulated by the local laws
and regulations, and he or she is a person who has been trained in matters relating to electrical work on the
Air to Air Heat Exchanger with DX Coil Unit made by Toshiba Carrier Corporation or, alternatively, he or she
has been instructed in such matters by an individual or individuals who have been trained and is thus
thoroughly acquainted with the knowledge related to this work.
• The qualified service person who is allowed to do the refrigerant handling and piping work involved in
installation, repair, relocation and removal has the qualifications pertaining to this refrigerant handling and
piping work as stipulated by the local laws and regulations, and he or she is a person who has been trained
in matters relating to refrigerant handling and piping work on the Air to Air Heat Exchanger with DX Coil Unit
made by Toshiba Carrier Corporation or, alternatively, he or she has been instructed in such matters by an
individual or individuals who have been trained and is thus thoroughly acquainted with the knowledge
related to this work.
• The qualified service person who is allowed to work at heights has been trained in matters relating to
working at heights with the Air to Air Heat Exchanger with DX Coil Unit made by Toshiba Carrier Corporation
or, alternatively, he or she has been instructed in such matters by an individual or individuals who have been
trained and is thus thoroughly acquainted with the knowledge related to this work.
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