Maintenance / Servicing - Eaton CROUSE-HINDS AB 12 Serie Instrucciones De Uso

7 Maintenance / Servicing

The valid national regulations for the maintenance/servicing of electri-
cal equipments for use in potentially explosive atmospheres shall be
observed (i.e. IEC/EN 60079-17).
Before opening the enclosure, it is necessary to ensure that the volta-
ge supply has been isolated and should allowed to cool down for 10
minutes after switching off.
The necessary intervals between servicing depend upon the specifi c appli-
cation and shall be stipulated by the operator according to the respective
operating conditions.
We recommend a regular maintenance according to an approved preventi-
ve maintenance program.
During servicing, above all, parts on which the explosion protection de-
pends shall be tested or visually inspected to ensure their correct state, i.e.:
- Enclosure threaded parts like cover and cable entries, shall be
properly greased, in good conditions, clean and without any corrosion
or damaged.
- The thread shall not be treated, painted nor varnished!, preferably
with grease thermally and chemically stable i.e.: Molikote® BR2 plus.
- Check all seals for effi ciency and intactness.
damaged seals with new seals.
- Be aware about the lamp tube change intervals specifi ed by the
manufacturer of it, lamp tubes types must be as specifi ed.
Any damaged parts shall be replaced immediately using original parts or
damaged parts shall be repaired by the manufacturer.
Check that connection terminals, cable entries and blind plugs fi t securely.
All electrical and electronic material inside of the enclosure shall be main-
tained as per their own instructions.
If, in the course of servicing, it is ascertained, that repairs are necessary,
section 8 of these operating instructions shall be observed.
8 Repair / Overhaul / Modifi cations
Repairs and overhaul may only be carried out with genuine
EATON spare parts.
Switch off the equipment before opening or isolate it before the dismantling
of individual parts.
Only use original spare parts. Repairs that affect the explosion protection
may only be carried out by EATON or a qualifi ed electrician in complian-
ce with the applicable national rules. For repair electrical equipments in
protection mode is suggested follow the instructions indicated in IEC/EN
60079-19.
Modifi cations to the equipments or changes of its design are not permitted.
All reparations have to be done without voltage!
In the event of damage to the fl ameproof enclosures or other part of
equipments that could affect the mode of protection, replacement
of these components is mandatory. In case of doubt, the respective
equipments shall be sent to EATON for repair. Reconstruction or mo-
difi cations to equipments are only possible within the scope of the
approvals and shall be certifi ed afterwards.
9 Disposal / Recycling
When the equipment or their parts is disposed of, the respective valid na-
tional regulations on waste disposal shall be observed. In order to facilitate
the recycling of individual components, plastic parts are provided with the
identifi cation mark of the plastic material used.
Warning
To avoid the risk of fi re, explosion, or elec-
tric shock, this product should be installed,
inspected, and maintained by a qualifi ed
electrician only, in accordance with all
applicable electrical codes.
Subject to alteration or supplement of this product without any advertisement before.
Save these instructions for future reference.
Replace older or
All statements, technical information and recommendations contained herein are based on
information and tests we believe to be reliable. The accuracy or completeness thereof are not
guaranteed. In accordance with EATON "Terms and Conditions of Sale" and since conditions of
use are outside our control, the purchaser should determine the suitability of the product for his
intended use and assumes all risk and liability whatsoever in connection therewith.
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