Chapter 3 Installation
UD-series Screw Compressor 3.1 General Installation Precautions
3-1
Chapter 3 Installation
3.1 General Installation Precautions
This chapter (Installation) assumes that the compressor is installed to a standard refrigeration /
cold storage package unit.
If the unit you are actually using is not the standard type refrigeration/cold storage package unit,
prepare a proper installation manual by referring to the description in this chapter and paying due
consideration to safety, before installing the compressor.
If there are any questions, please contact our local sales offices or service centers.
In some cases, it may be required that installation is performed by qualified personnel. Make
sure that the work is performed by qualified personnel in compliance with local laws,
ordinances and other regulations/requirements.
Before installing the compressor, please read this chapter and related documents attentively
and fully understand their contents.
Electrical works should be performed only by electrical engineers.
3.2 Installation Works
3.2.1 Unpacking
Confirm whether a compressor does not have abnormality including the damage.
If there are abnormalities or deficient parts on the compressor, please contact our sales offices
or service centers immediately.
Unnecessary packing materials should be discarded according to the laws and ordinances, or
your company's rules.
3.2.2 Storage
Perform the followings to store the compressor before installation.
Store it indoors.
Infuse nitrogen gas into the compressor and seal it. (Pressure: Approximately 0.15 Mpa )
3.2.3 Transportation
Dropping of the lifted compressor may cause death or serious injury. Do not stand
under the lifted compressor.
1. At first, mass and dimensions of the compressor should be confirmed referring to Section 2.3.1
"Standard Specifications" and Section 2.3.3 "Outer Dimensions" in this manual Chapter 2.
For lifting the compressor within the safety limit, use lifting equipment and tools appropriate for the
mass of the compressor.
2. Secure sufficient space for safe lifting.
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