Unit installation

CDU Installation Guide Page 6
Cooling Distribution Unit
SAFETY INSTRUCTIONS (continued)
General
Temperature control equipment presents
mechanical, electrical, noise or vibration hazards.
Observe all safety, installation, operation and
maintenance instructions.
Installation, servicing and operation of the
equipment can only be carried out by fully trained
and technically competent personnel.
The Cooling Distribution Unit is designed to
minimize mechanical and electrical hazards by
fully restricting access through unit casings,
doors and covers while equipment is operational.
Some installations may require additional
protective features to prevent accidental contact
with components. The CDU manufacturer can
provide advice and make recommendations for
additional protection to suit the application.
All installation work must be completed in
accordance with the safety, installation, operation
and maintenance instructions and the unit
correctly grounded (earthed) before it is operated.
Prior to any maintenance work being carried out,
ensure that:
Equipment is switched OFF
Equipment and controls are disconnected from
the electrical supply.
All rotating parts have come to rest.
If in any doubt as to the correct interpretation of
performing the safety, installation, operation
and maintenance instructions, it is essential that
the CDU manufacturer, their agent or appointed
distributor is consulted for advice and
clarification.
1.1 Installation / Handling
The installation and operation should be
conducted in accordance with local regulations
and accepted codes of good practice.
When moving or lifting the unit, caution must be
observed at all times to ensure the safety of all
personnel. Only appropriate and approved lifting
equipment must be used.
1.2 Application
The unit must be only used in the application for
which it was designed.
The unit is not to be used in a hazardous
environment unless it has been specially
designed and approved for such application.
1.3 Warranty
Failure to comply with the manufacturer’s
installation instructions could affect the reliability
and performance of the unit and invalidate the
warranty.
Warranty is subject to the implementation of a
planned service/maintenance agreement - see the
warranty section (Section 11) in this guide or the
sales contract.
1.4 Electrical Connection
The unit must be connected to an external
isolator/disconnect if one is not fitted to the unit.
Electrical connections should be carried out in
accordance with national and local regulations.
Never make any connections in the unit circuits
unless the electricity supply has been switched
OFF at the disconnect (isolator).
1.5 Maintenance
For further information, please refer to Section 7 –
Preventative and General Maintenance.
1.6 Service Parts
Service parts must be of the same specification as
those being renewed and should only be obtained
from the CDU manufacturer.
The use of incorrect service parts can affect the
unit operation and reliability and invalidate any
warranty.
1.7 Codes of Practice
It is important that equipment and products which
have been installed and commissioned are
maintained by or under supervision of technical
competent personnel and that all work is carried
out in accordance with good engineering practice
and strict adherence to:
i. IEE & IEEE Standards
ii. Codes of good engineering practice
iii. Local Authorities
iv. Statutory requirements
v. Manufacturer’s instructions and
recommendations
vi. All other relevant information, regulations
and legislation
1.8 Waste disposal
Waste materials must be disposed of in a
professional and responsible manner and in strict
adherence to environmental regulations. For
details, consult local environmental agencies.
1.9 Documentation
All documentation must remain with the unit at all
times.