Subject to change · 40719700 · 1217 · EN
Page 18
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10.1 Maintenance
10.2 Maintenance overview
Except from the fi lter element and the suction strainer, the fi lter unit is maintenance-free.
Maintenance work
Order No.
Maintenance interval
Checking / changing the fi lter element
V3.0510-53 (5 µm)
V3.0510-56 (10 µm)
V3.0510-58 (16 µm)
Once the clogging indicator changes to the
red range at a permissible viscosity
Checking / changing the suction strainer
40442600
Quarterly or with corresponding
problems (lower volume fl ow with clean fi lter
element, too loud noise level).
Table 6: Maintenance overview
10.2.1 Cleaning / replacing the suction strainer
1. Loosen and unscrew the elbow fi tting (1).
2. Loosen and unscrew the straight nipple (2).
3. Unscrew the suction strainer set (3) from the inlet port of the pump.
4. Clean the suction strainer using cleaning agent (benzine or diesel fuel).
NOTE
›
In case of damage, replace the metal mesh, sealing, and / or O-ring installed inside of the strainer housing - Figure 7.
(Order No. - see spare part list).
5. Screw the suction strainer set (3) into the pump inlet port.
6. Screw the straight nipple (2).
7. Screw the elbow fi tting (1)
Fig. 9: Changing the suction strainer
Fig. 10: Components of suction strainer:
1
2
3
NOTE
Damage to the fi lter unit by missing or defective suction strainer.
Property damage
›
The suction strainer must be regularly checked, cleaned and replaced if necessary, according to the maintenance intervals.
O-ring
metal mesh
housing
fl at sealing
type ED
