2202B0JE-DA-J-N_2012.01.
Important Information
Screw Compressor J-series
iii
Important Information
Intended Use of the Product
This product is a universal screw compressor intended for refrigeration, cold storage, and air conditioning. Do
not use the product for any other purposes that are not intended for or which depart from the specifications.
For specifications of this product, refer to "2.2 Compressor Specifications".
When performing maintenance use qualified refrigeration personnel.
Important Information for Safe Use of the Product
Although MAYEKAWA has paid a lot of attention to safety measures for this product, all hazards including
potential hazards caused by human errors, or due to environmental conditions can not be anticipated.
There are guidelines that must be observed for operating this product. However, the warnings in this manual
and safety labels on the product are not all inclusive. When operating this product, pay extreme caution on
personnel safety as well as on items described in this manual.
Important rules for safety work with the product that apply to all workers including managers and supervisors
are listed below.
Before using this product, carefully read and fully understand the contents written in this manual and pay
attention to safety.
Operation, maintenance, and inspection of this product should be performed by qualified personnel
educated about the fundamentals of the product and trained about hazards involved and measures to
avoid danger.
Do not allow any person other than those educated on the fundamental expertise of the product and
trained about hazards involved and measures to avoid dangers to approach the product while it is
operating or during maintenance.
Observe all related federal/national and local codes and regulations.
To prevent accidents, do not carry out any operation or maintenance other than those described in this
manual, or use the product for any unapproved purpose.
Replace the parts with the
genuine parts.
Not only workers but also managers should actively participate safety and health activities in the
workplace to prevent accidents.
Observe the following precautions when performing maintenance work on electrical control.
Electrical maintenance of the product must be performed by certified/qualified personnel and only those
educated about the electrical control of the product.
Before servicing or inspecting the electrical equipments or devices, turn "OFF" the motor main power
and control power, and perform lockout/tagout to prevent the power from being turned on during work.
Even when the motor main power and control power are turned "OFF", the product may be turned on if the
power is supplied from outside the refrigeration system, cold storage, and air conditioning unit. Make sure the
power supply on the power source side is shut off, and perform lockout/tagout to prevent the product from
being turned on during work.
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