- 8 -
EN
951-180-074-EN Version
03, last updated 2019 / 07
1. Safety instructions
1.6 Prohibition of certain activities
The following activities must be performed
only by employees of the manufacturer
or authorized persons due to the poten-
tial sources of error (that are not appar-
ent to the operator) or due to statutory
requirements:
○
Repairs, modifications to the pump, the
motor, or the coupling
1.5 Nullification of ATEX approval
The ATEX approval is nullified by:
○
Improper usage
○
Unauthorized alterations
○
Use of non-original SKF spare/
replacement components
○
Failure to comply with this manual and
referenced documents
○
Use of non-specified equipment
○
Failure to observe the prescribed repair
and maintenance intervals
○
non-standard-compliant varnishing of
grounded metals or a conductive surface
1.4 Explosion protection measures
Based on a comprehensive assessment of
the work area, the operator ensures that the
equipment and all installation materials are
suitable for operation in potentially explosive
atmospheres and are assembled, installed,
and operated in such a way that they do not
cause an explosion.
If modifications, extensions, and/or conver-
sions are performed in potentially explosive
atmospheres, the operator shall take the
necessary measures to ensure that these
modifications, extensions, or conversions
fulfill the minimum explosion protection
requirements.
The operator
○
documents the measures for explosion
protection.
○
marks the potentially explosive areas.
○
prepares written operating instructions.
○
selects suitable employees.
○
provides the employees with adequate
and appropriate instruction regarding
explosion protection.
○
employs a release system for hazardous
activities and for those that may become
dangerous in interaction with other work.
○
performs required tests and monitoring.
○
ensures that only original spare parts are
used.
o The gerotor pump unit must undergo a
function and leak test at regular intervals.
The intervals are defined by the operator/
system manufacturer.
o Perform appropriate repairs in the event
of damage, leaks, or rust. Replace the
product if necessary.
o Read in full the operating instructions
included for the motor in the document
package accompanying the ATEX gerotor
pump unit. Follow and apply their in-
structions and content
.
o The paint layer on the gerotor pump unit
must be less than
0.2 mm thick.
This value must not be
exceeded under any circumstances.
1.2 Operation in potentially explosive
atmospheres
Operation of the gerotor pump unit is per-
mitted only in compliance with:
○
All information within this manual and
the information within the referenced
documents
○
All laws/regulations that the operator
must observe
○
The information on explosion protection
according to Directive 1999/92/EC
(ATEX 137)
○
The ATEX approval
1.3 Explosion protection marking
The explosion protection marking is located
on the Declaration of Conformity and on the
rating plate.