Johnson Controls YEWS Series, Инструкции по установке, эксплуатации и техническому обслуживанию

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1 GENERAL MANUFACTURER INFORMATION
1
1.1 INTRODUCTION
YORK YEWS chillers (heat-pumps) are manufactured to
the highest design and construction standards to ensure
high performance, reliability and adaptability for all types
of air conditioning installations. The unit is intended for
cooling (hot) water solution and is not suitable for purp-
oses other than those specified in this manual.
This manual contains all the information required for cor-
rect installation and commissioning of the unit, together
with operating and maintenance instructions.
The manuals should be read thoroughly before attempting
to operate or service the unit. All procedures detailed in
the manuals, including installation, commissioning and
maintenance tasks must only be performed by suitably
trained and qualified personnel.
The manufacturer will not be liable for any injury or
damage caused by incorrect installation, commissioning,
operation or maintenance resulting from a failure to
follow the procedures and instructions detailed in the
manuals.
1.2 WARRANTY
YORK warrants all equipment and materials against
defects in workmanship and materials for a period of
eighteen (18) months from date of shipment, or twelve
(12) months from commissioning, whichever occurs first,
unless labor or extended warranty has been purchased as
part of the contract.
The warranty is limited to parts only replacement and
shipping of any faulty part, or sub-assembly, which has
failed due to poor quality or manufacturing errors. All
claims must be supported by evidence that the failure has
occurred within the warranty period, and that the unit has
been operated within the designed parameters specified.
All warranty claims must specify the unit model, serial
number, order number and run hours/starts. Model and
serial number information is printed on the unit
identification plate.
The unit warranty will be void if any modification to the
unit is carried out without prior written approval from
YORK.
For warranty purposes, the following conditions must be
satisfied:
The initial start of the unit must be carried out by trained
personnel from an Authorized YORK Service Centre.
Only genuine YORK approved spare parts, oils, coo-
lants, and refrigerants must be used. All the scheduled
maintenance operations detailed in this manual must be
performed at the specified times by suitably trained and
qualified personnel.
Failure to satisfy any of these conditions will automa-
tically void the warranty. See Warranty Policy.
1.3 SAFETY
YEWS chillers are designed and manufactured by the
factory within ISO 9000 , Chillers satisfied all the runn-
ing limits required by the manual and conform to the
following Directives GB25131
《
Safety requirements of
Positive displacement and Centrifugal Water
—
chilling
Packages
》
1.4 RESPONSIBILITY FOR SAFETY
Every care has been taken in the design and manufacture
of the unit to ensure compliance with the safety requir-
ements listed above. However, the individual operating or
working on any machinery is primarily responsible for:
Personal safety, safety of other personnel, and the
machinery.
Correct utilization of the machinery in accordance with
the procedures detailed in the manual.
YEWS-E Water Cooling Screw Chiller/Heat Pump