Electra Air-Conditioning MQH 10T, Installation And Maintenance Manual

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The units, manufactured to state-of-the-art design and
implementation standards, ensure top performance,
reliability and fitness to any type of air-conditioning
system.
These units are designed for cooling water* or glycoled
water (and for water heating in heating mode) and are
unfit for any purposes other than those specified in this
manual.
This manual includes all the information required for a
proper installation of the units, as well as the relevant.
operating and maintenance instructions.
The manufacturer may not be held liable for any damage
to people or property caused by improper installation,
start-up and/or improper use of the unit and/or failure to
implement the procedures and instructions included in
this manual.
These units are delivered completely tested and ready for
being operated. Any form of warranty will become null
and void in the event that the appliance is modified
without manufacturer's prior written authorisation.
This warranty shall apply provided that the installation
instructions have been complied with (either issued by
the manufacturer, or deriving from the current practice).
In order for this warranty to be valid, the following condi-
tions shall be met:
The chiller installation and maintenance must be carried
out by skilled personnel only (where possible, by Autho-
rised Service Centers).
Use only original manufacturer spare parts.
Carry out all the planned maintenance provided for by
this manual in a timely and proper way.
Unit is used with relative humidity between 0-95%
Unit is used at altitude < 1000 meter
Units is not be used at sites where there is exposure to
blast.
1.2 Warranty
Failure to comply with any of these conditions will automati-
cally void the warranty.
1.3 Emergency stop / Normal stop
1.4 An introduction to the manual
The emergency stop of the unit can be enabled using the
main switch.
For a normal stop, break the relevant connection,or press
the right side button
˚
on display board for 5 seconds.
To restart the appliance, follow the procedure detailed in this
manual.
For safety reasons, it is imperative to follow the instructions
given in this manual. In case of any damage caused by
non-compliance with these instructions, the warranty will
immediately become null and void.
Common symbols throughout the manual:
The Danger sign recalls your attention to a certain
procedure or practice which, if not followed, may
result in serious damage to people and property.
The Warning sign precedes those procedures
that, if not followed, may result in serious damage
to the appliance.
The Attention sign contain important observations.
Foreword
1 FOREWORD
1.1 Introduction
It is therefore recommended to read this manual carefully
before installation or any operation on the machine. The
chiller installation and maintenance must be carried out
by skilled personnel only (where possible, by Authorised
Service Centers).
This manual and its contents, as well as the documentation
which accompanies the unit, are and remain the property of
the manufacturer or its authorised distributor, which reserves
any and all rights thereon. This manual may not be copied, in
whole or in part, without manufacturer's written authorization.
* Note: minimum leaving water temperature from evaporator:
+ 4°C.
English