Maintenance | 7
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Interval
Maintenance work
Weekly
• Check the level and the colour of the oil.
• Check the machine for oil leaks - in case of leaks have
the machine repaired (contact Busch).
Monthly
• Check the inlet screen, clean if necessary.
In case of an inlet filter being installed:
• Check the inlet filter cartridge, replace if neces-
sary.
After the first 240 hours
• Change the oil, see
Oil Change [
}
16]
.
At least after 2000 hours
In case of an oil separator being installed:
• Change the filter cartridge
Between 6 and 12 months
• Change the oil, see
Oil Change [
}
16]
.
The oil change depends on the process application,
refer to the table of
Oil Change Recommendations
[
}
15]
.
Yearly
• Clean the machine from dust and dirt.
• Check the coupling, see
Coupling Maintenance
[
}
18]
.
Every 5 years
• Have a major overhaul on the machine (contact
Busch).
7.2 Oil Change Recommendations
Purpose
Oil Change Interval
Vacuum system for study / laboratory, small vacuum
system
Within 6 months to 1 year
Vacuum system for production / vacuum evaporation Within 3 to 6 months
Vacuum valve exhaust system / large vacuum evapor-
ation system
Within 3 months
Metallurgy vacuum system such as thermal treatment,
melting and the like
Within 1 month
High vacuum dry / vacuum impregnation / vacuum
forming / vacuum packing system
Within 1 month
Low vacuum dry / pug mill / food packing system
Within 1 week
