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a. DEFINITIONS
Owner:
The legal representative of the company, body or natural person who owns the plant in which the unit is installed:
he or she is responsible for the control and respect of all the safety regulations indicated in this manual as well as
the national ones in force.
Installer:
The legal representative of the company appointed by the owner to position and hydraulically, electrically etc.
connect the unit to the plant: he or she is responsible for moving and the correct installation of the unit in
accordance with the indications in this manual and with the national regulations in force.
Operator:
A person authorized by the owner to carry out all the operations of regulation and control on the unit which are
specifically mentioned in this manual. He or she should keep to actions described in the manual and limit his or her
action to what is explicitly allowed.
Technician:
A person who is directly authorized by Trane or, secondarily, for all EU countries except for Italy, by the distributor
of the Trane product, under their own responsibility, to carry out all ordinary or extraordinary maintenance
operations, as well as regulations, controls, repairs and parts replacement which may be necessary during the
lifetime of the unit.
b. ACCESS TO DANGEROUS AREA
The access to the unit dangerous areas is usually obstructed through protection panels, which are removable, by
using a tool. Axial fans are protected with accident prevention grilles.
For all the units which allow access to the cooling piping without security gratings (optional) or closing panelling,
the following precautions must be taken:
-mark the areas with contact risks.
-apply warning signs.
The danger zone must be of a suitable size to avoid any contact, even accidental contact.
Trane declines any responsibility for damage to things and unauthorized personnel in case of absence of clear
and static limiting systems of the risk areas and of the relevant warning and danger signs.
c. GENERAL PRECAUTIONS
The operator must only intervene on the unit commands; he or she must not open any panels except for the one
which gives access to the control module.
The installer must only intervene on the connections between the plant and the machine; he or she must not open
any panels nor carry out any commands.
The following precautions should be made when approaching or working on the unit:
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Do not wear jewelry, baggy clothes or any other accessory which can get caught up.
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Use appropriate protection (gloves, glasses etc.) when using an open flame (welding) or compressed air.
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If the unit is located in a closed environment, wear hearing protection.
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Before disconnecting, removing tubes, filters, joints or other line parts intercept the connection tubes, empty
them until the pressure reaches that of the atmosphere.
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Do not use your hands to check for possible pressure losses.
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Always use tools which are in good condition; make sure the instructions have been fully understood before using them.
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Make sure that any tools, electrical cables or other loose objects have been removed before closing the unit
and starting it up again.
d. PRECAUTIONS AGAINST RISKS DUE TO THE REFRIGERANT
Safety data
Toxicity
Not important
Risks for skin touching
Splashes or sprinkles can cause chill burns. The risk of absorptions through the skin is not relevant.
The R410a refrigerant could take some lightly irritating effects and in liquid stage it has a strong skinning effect. In this case
it is necessary to rinse with fresh water the contaminated parts of the skin
The refrigerant in liquid stage in contact with wet fabrics cause freezing and adherence to the skin. In this case it is
necessary to put off the contaminated clothes to avoid freezing. Please contact a doctor in case of irritation of the
contaminated parts.
Summary of Contents for FLEX HP HT
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