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• Clean the product regularly to prevent dust from building up;
• It is essential to eliminate the risk of ignition caused by stray currents or any condition of potential difference between the
devices fitted on the system. Periodically check that there is good electrical conduction between the valve body and the
equipotential plant line and between the coil and the equipotential plant line.
It is the responsibility of the final user or installer to define the frequency of these checks based on the severity of the service
conditions.
6.0 - MAINTENANCE
All maintenance operations must be carried out in the absence of an explosive atmosphere.
On completion of the operations described below, repeat the procedure indicated in paragraph 5.
If the coil need to be replaced (see fig. 1 and 2):
• Before performing any operation, make sure that the device is not electrically powered;
NOTE: The coil replacement operations need to be carried out taking care to ensure the product's IP65 rating.
6.2 - REPLACING THE COIL
• Loosen the screw (5) that locks the coil (3) and take it out of the armature assembly (2) along with the gaskets/discs;
• Place the new coil + gaskets + any discs inside the armature assembly (2) and secure with the relative screw or nut;
NOTE: No maintenance operations need to be carried out inside the device.
7.0 - TRANSPORT, STORAGE AND DISPOSAL
• During transport the material needs to be handled with care, avoiding any impact or vibrations to the device;
• If the product has any surface treatments (ex. painting, cataphoresis, etc) it must not be damaged during transport;
• The transport and storage temperatures must observe the values provided on the rating plate;
• If the device is not installed immediately after delivery it must be correctly placed in storage in a dry and clean place;
• In humid facilities, it is necessary to use driers or heating to avoid condensation.
• At the end of its service life, the product is to be disposed of separately from other waste (WEEE directive
2012/19/EU) and in compliance with the legislation in force in the country where this operation is performed.
8.0 - WARRANTY
The warranty conditions agreed with the manufacturer at the time of the supply apply.
For damage caused by:
• Improper use of the device;
• Failure to observe the requirements described herein;
• Failure to observe the regulations pertaining to installation;
• Tampering, modification and use of non-original spare parts;
are not covered by the rights of the warranty or compensation for damage.
The warranty also excludes maintenance work, other manufacturers's assembling units, making changes to the device and
natural wear.
Madas Technical Manual - 3|3.1aJ - REV. 0 of 1
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Aug 2019
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M16/RMOJ N.A. - M16/RMOCJ N.A. - MBA/RMOJ N.A.
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