Rev. 3 02-2021
71
MTEC.DXi.H/DXi.HF.GB-3 Use and Maintenance technical manual DXi.H/DXi.HF English
Emibyte DXi.H/DXi.HF
Direct expansion close control
7. UNIT MAINTENANCE
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Maintenance allows to:
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• Prevent any failure;
• Extend the unit lifetime.
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Once the unit is installed, the access is allowed only to trained and expert technicians; the unit owner is the company legal representative,
entity or natural person owner of the plants where it is installed. He is responsible to enforce all the safety norms indicated on the present
Manual and the local norms
If are installed leak sensors devices, these must be inspected once a year in order to ensure they work properly.
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The unit owner has to be sure to make an adequate maintenance following the instructions on the present Manual, based on type, size, age
of the unit and in accordance with the regulations and local norms.
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exists, it is necessary refer to the following table (EN378-4, all.D) paying attention to the situations described.
It is advisable to have a unit booklet with a purpose to sign any intervention performed helping the troubleshooting.
The maintenance operations must be performed in accordance with all the overmentioned prescriptions.
To perform any intervention pay attention to use any individual protection devices in accordance with local norms.
In case of winter stop, the water contained in the circuit can freeze harming the unit; is advisable to remove carefully
all the water contained checking that all the circuit, all the internal/external siphons is empty.
Before to perform any electrical intervention is necessary to switch off the power supply turning the main switch to
OFF position.
Starting from 01/01/2016 the new European Regulation 517_2014, “Obligations concerning the containment, use,
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by all operators:
(a) Keeping the equipment records
(b) Correct installation, maintenance and repair of equipment
(c) Leakage control
(d) Refrigerant recovery and disposal management
(e) Presentation to the Ministry of the Environment of the annual declaration concerning the atmospheric emis-
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