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7.6.6 Inspection of flexible couplings arrangement -V ,RF and HF:
With an installation a coupling with rubber 'wrapping element':
Control flexible coupling with wrapping element
- Remove the protective caps from the lantern housing
and check whether the clutch play is free.
- Remove both caps (pos. 2) through the
unscrewing the fastening screws.
- Remove the rubber element (3) and check for
wear. If the metal parts need to be replaced
then continue with chapter 8.6.4.
- Check that the distance (S) is between 2-4 mm.
- Bring the new rubber element, if necessary
(3) and attach the cover caps (2).
- After this the protective caps of the lantern house
reapply.
The pump is now ready for operation again at this point.
With an installation a coupling with rubber 'spider':
Controle flexibele koppeling met 'spin' element -V en –RF
This type is a low-maintenance clutch. In principle, an annual visual inspection is sufficient.
- Check the alignment of the coupling and adjust if necessary.
- Check the total length of the coupling
- Visually inspect the coupling components for damage
- Visually inspect the bolt connections
- Check the play between the elastomer spider and the claw according to the diagram below
(Measure total play on one side).
- When the spider is damaged or worn, it must be replaced.
- When metal parts (claws, shells or the spacer) are damaged, the coupling must be replaced in
its entirety.
Wear indication "Spider" Coupling
Dimensions
28
38
42
Landustrie version 06-14 | Operation & Maintenance manual BTP-SERIES
Subject to modifications
Maximum
Dimensions
clearance X-
max. (mm)
3
48
3
65
4
75
Maximum
clearance X-
max. (mm)
4
5
6
18 / 28
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