Lennox e-Baltic D BOX 55, Инструкция по установке, эксплуатации и обслуживанию

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INTRODUCTION
e-BALTIC-IOM-2020.12-EN
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MAIN SAFETY RECOMMENDATIONS
All work on the unit must be carried out by a qualified and authorized employee.
Non-compliance with the following instructions may result in injury or serious accidents.
WORK ON THE UNIT:
The risk analyses of our machines are carried out considering operation in a standard environment with unpolluted air. For
other applications, which do not meet this criterion (Kitchen, industry, ...) please contact your local sales representative.
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The unit shall be isolated from the electrical supply by disconnection and locking using the main isolating switch.
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Workers shall wear the appropriate personal protective equipment (helmet, gloves, glasses, etc.).
WORK ON THE ELECTRICAL SYSTEM:
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Work on electric components shall be performed with the power off by employees having valid electrical qualification and
authorization.
WORK ON THE REFRIGERATING CIRCUIT(S):
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Monitoring of the pressures, draining and filling of the system under pressure shall be carried out using equipment designed
for this purpose and suitable for the refrigerant contained in the rooftop.
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To prevent the risk of explosion due to spraying of coolant and oil, the relevant circuit shall be drained and at zero pressure
before any disassembly or unbracing of the refrigerating parts takes place.
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There is a residual risk of pressure build-up by degassing the oil or by heating the exchangers after the circuit has been
drained. Zero pressure shall be maintained by venting the drain connection to the atmosphere on the low-pressure side.
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The brazing shall be carried out by a qualified brazier. The brazing shall comply with standard EN1044 AG107 (minimum
30% silver).
REPLACING COMPONENTS, EQUIPMENT AND PIPING:
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Replacement shall be carried out using spare parts, or using parts approved by Lennox.
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Only the refrigerant shown on the manufacturer ’ s nameplate shall be used.
PARAMETERING AND CONTROL:
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For any intervention related to component parameterization, controls and unit operation management, refer to “ Climatic
Roof-Top and Unitary ” user manual.
FILTERS:
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Choose the filters fire classification ’ s according to local regulations