Warning And Cautions - Nidec EMBRACO SLIDING UNIT Serie Montageanleitung

Installations Instructions
Read the following instructions
carefully before installing the Unit
Introduction:
Thank you for choosing an EMBRACO Unit. This Unit has been designed specifically for refrigeration and
with service friendly installation in mind to save time on site: Easy access to components to facilitate the
commissioning, start up and maintenance. These instructions pertains to Sliding Units: UD**.
This technical instruction leaflet includes detailed information concerning installation, start up, servicing
and maintenance.

1. WARNING AND CAUTIONS

1.1 General
Before incorporating Units inside the application read carefully all of the following instructions. Failure to follow these
safety warnings could result in serious injury or death.
• During application design and Unit integration, the original equipment manufacturer must follow all valid and
applicable regulations in terms of electrical, pressure and flammability safety.
• The equipments electrical connections and wiring must be designed taking into consideration electrical
characteristics of the Unit and its electrical components (for more details please contact the Technical Assistance of
Embraco).
• Use the Unit only with the refrigerant indicated on Unit label.
• Use the Unit only with the power supply indicated on Unit label.
• Unit incorporation into the final equipment or any service performed must be done by trained personnel only.
• Unit handling must be performed with care keeping in mind the weight to avoid injury. Protective equipment
(safety glasses, glows, helmets and protective shoes.) must be worn during Unit handling at the time of original
integration and during servicing.
• Do not energize the Unit before connecting to the application.
• Avoid the Unit starting under vacuum or without refrigerant charge.
• Use the Unit only with electrical components specified by the manufacturer.
• For electrical connection refer to applicable Unit wiring diagram.
• Use Unit in a grounded system only.
• Proper Unit cooling according to specification must be assured.
• For service intervention follow the instructions of application manufacturer.
• Turn off power supply before servicing the Unit.
• Discharge all capacitors before servicing the Unit.
• Remove pressure from both high and low pressure side before removing the Unit.
• Use tubing cutter to open the refrigeration circuit. Do not use a torch.
• For Unit replacement follow the instructions of the original equipment manufacturer. Use only with electrical
components specified by the manufacturer.
• On applications where flammable refrigerant is used do not weld the tubes by torch, but
connect the Unit tubes by other means such as lock ring.
• Before energizing the system check the Unit grounding and make sure the electrical components and covering are
fixed properly.
• Connect the equipment only to a power supply with proper ground connection, over current protection and
electrical safety devices.
• Do not use disassembled compressor again.
• Disassembled compressors used with flammable refrigerant may contain certain amount of refrigerant in the oil.
• Do not mix this oil with other oils and treat it properly due to its flammability risk.
• Before energizing the Units ensure that the fan guard is properly installed.
1.2 Transport and handling
• Do not transport, store or handle the Unit up-side down because the Unit contains compressor with oil.
1.3 Installation
• This Unit and all related equipment must be installed by qualified staff.
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