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9 Maintain the sleeves HS Preventive Maintenance 01/2006 US E dition 80 9
HS Preventive Maintenance 9 Maintain the sleeves
01/2006 US Edition
79
a Clean the edge of the sleeve using a lint-free cloth moistened with ethyl alcohol.
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s Clean the incremental disc of the sleeve using a lint-free cloth moistened with ethyl alcohol.
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d Clean the sleeve shaft using a lint-free cloth moistened with ethyl alcohol.
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f Carefully clean the circumference of the ball catch with a lint-free cottonwool bud moistened
with ethyl alcohol.
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9 Maintain the sleeves HS Preventive Maintenance
01/2006 US Edition
80
9
HS Preventive Maintenance 9 Maintain the sleeves
01/2006 US Edition
81
Standard sleeves only 9
a Check that the O-ring is lying closely against the sleeve. Replace the O-ring if it is too far away
or damaged.
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s Grease the new O-ring by rubbing with UNISILKON L250L (ideally between your fingers). Then
carefully pull the O-ring over the suction plate and into the groove.
Check that the O-ring is seated firmly in the groove.
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