6 Maintenance
6.1 Maintenance safety instructions
DANGER
Risk to the health in the event of contact with toxic substances
During pump disconnection, operator could be in contact with process residues on the exhaust that
could cause severe injury or death.
► Take the appropriate safety measures to prevent injury. Consult the department manager for in-
structions and safety information.
► Wear gloves, goggles, a respirator or other appropriate safety equipment.
► Ventilate well the premises or work under an extract hood.
► Do not dispose of residues in the usual network and, if necessary, seek a competent agency for
their destruction.
► Do not discard the used filter element in the usual network, seek a competent agency for its de-
struction.
► Set up the blanking plates at the inlet and exhaust of the pump (supplied with the product).
6.2 Disassembly
2
1
4
3
5
9
6
7
8
Fig. 3:
Filtration element replacement
1
Spring
6
Flat ring
2
Valve
7
Bottom of the body
3
O-ring
8
Upper nipple
4
Nuts
9
O-ring
5
Filter element
When the filter element is saturated, proceed to its change as follows:
1. Remove the OME from the pump (possible oil leak), and disassemble it on a workbench.
2. Loosen the 6 nuts by pressing manually on each end of the OME (to avoid sudden release of the
spring), and remove them.
3. Remove the upper nipple and the O-ring.
4. Remove the spring.
5. Remove the valve equipped with the O-ring.
6. Remove the filter element and the flat ring in the bottom of the body.
If when disassembling, the filter element appears very clogged, filled with condensable products or gels,
or is filled with very blackish, strong-smelling oil, pump's oil quality must be checked and probably must
Maintenance
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