This manual, Code 20129019 - Rev. 3 (01/18) comprises 8 pages.
2
GENERAL INFORMATION
RANGE
MODEL
CODE
IDRA MS 150
20128979
ACCESSORIES
For a complete list of accessories and details of their com-
patibility, refer to the Catalogue.
Dear heating engineer,
We would like to congratulate you on having recommend-
ed a
B
Storage cylinder unit: a modern product that's
capable of ensuring a high degree of reliability, efficiency,
quality and safety.
While your technical skills and knowledge will certainly be
more than sufficient, this booklet contains all the informa-
tion that we have deemed necessary for the device's cor-
rect and easy installation.
Thank you again, and keep up the good work,
Beretta
CONFORMITY
B
storage cylinders conform to DIN 4753-3 and UNI
EN 12897 standards.
CONTENTS
The following symbols are used in this manual:
b
CAUTION! =
Identifies actions that require caution
and adequate preparation.
a
STOP! =
Identifies actions that you MUST NOT do.
1 GENERAL SAFETY INFORMATION
b
Check that the product is complete, undamaged and
as ordered as soon as you receive it. Report any dis-
crepancies or damage to the
B
dealer who sold
it.
b
This product must be installed by a legally qualified
heating engineer. On completion of the installation,
the installer must issue the owner with a declaration
of conformity confirming that the installation has been
completed to the highest standards in compliance
with the instructions provided by
B
in this instruc-
tion manual, and that it conforms to all applicable
laws and standards.
b
This product must only be used for the purpose
for which it is designed and made, as specified by
B
.
B
declines all responsibility, contractual or
other, for damage to property or injury to persons or
animals caused by improper installation, adjustment,
maintenance or use.
b
The product must be serviced at least once a year.
Servicing must be arranged in advance with the
B
Technical Assistance Centre.
b
All servicing and repairs must be performed by a
qualified heating engineer.
b
If water leaks from the storage cylinder, turn off the
water supply and contact
B
’s Technical Assis-
tance Centre or a qualified heating engineer imme-
diately.
b
If the product is not going to be used for an extended
period of time, contact the manufacturer’s Technical
Assistance Centre to have at least the following oper-
ations performed:
- Close the shut-off cocks for the domestic hot water
circuit
- Shut down the boiler connected to the storage cylin-
der as instructed in its own manual
- Switch the storage cylinder OFF at the control panel
(if fitted) and at the mains power switch
- Drain the central heating circuit and domestic hot
water circuit if there is any risk of freezing.
b
This instruction manual is an integral part of the prod-
uct. It must be kept safe and must ALWAYS accom-
pany the product, even if it is sold to another owner or
transferred to another user or to another installation.
If you lose this manual, order a replacement immedi-
ately. Keep the product purchase documents to be
presented to the
B
authorised Technical Assis-
tance Centre to request a service call under warranty.
This manual, Code
- Rev.
comprises
pages.
ENGLISH
General information
General Safety Information . . . . . . . . . . . . . . . . . 2
2 Precautions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Description of the appliance . . . . . . . . . . . . . . . . 3
Identification . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
System layout. . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Technical specifications . . . . . . . . . . . . . . . . . . . 4
Unpacking the product . . . . . . . . . . . . . . . . . . . . 6
Place of installation . . . . . . . . . . . . . . . . . . . . . . . 6
Installation in older systems and systems
requiring modernisation. . . . . . . . . . . . . . . . . . . . 6
Water quality requirements . . . . . . . . . . . . . . . . . 6
Water connections . . . . . . . . . . . . . . . . . . . . . . . . 7
Recycling and disposal . . . . . . . . . . . . . . . . . . . . 8
13 Start-up . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Temporary shutdown . . . . . . . . . . . . . . . . . . . . . . 8
Preparing for extended periods of disuse . . . . . . 8
External maintenance . . . . . . . . . . . . . . . . . . . . . 8