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Proceed as follows for vacuum pump 41 B:
• Remove the pump and carefully check the position and orientation of
components.
• Check that membrane C, valves D and O-
Rings are not damaged. clean them or
replace them if required.
• Membrane C is fitted onto the pump piston
by turning it clockwise. To prevent
movements, use thread lock liquid or paste.
• When refitting, be careful to arrange the
parts correctly. It may not be possible to refit
the parts if they are not correctly oriented.
Refit outlet F after fastening membrane C.
Slide the lips of membrane C over the inner
ring of the block using a screwdriver.
Note: If the pump is to be replaced, remove the
rubber plugs E.
Note: Check correct fastening of the delivery and
suction fittings.
Vacuum pump kit 41 B:
Vacuum pump 41 B:
Additional Checks And Settings
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